16482

7/31/2019 16482

1/21

MOTOR CONTROL CENTRES

SECTION 16482

SECTION 16482


PART 1 GENERAL

1.01 SCOPE

A. The Contractor shall furnish and install the motor control centres as specifiedherein and as shown on the contract drawings.

1.02 RELATED SECTIONS

A. Section 16475 -- Circuit Breakers and Fusible SwitchesB. Section 16481 -- Par. 2.03 -- Freedom Electro-Mechanical Motor ControlC. Section 16481 -- Par. 2.04 -- ADVANTAGE Microprocessor Motor ControlD. Section 16481 -- Par. 2.05 -- Solid-State Reduced Voltage Motor ControlE. Section 16483 -- Adjustable Frequency DrivesF. Section 16671 -- Transient Voltage Surge SuppressionG. Section 16901 -- Microprocessor Metering EquipmentH. Section 16902 -- Electric Control DevicesI. Section 16903 -- Protective RelaysJ. Section 16905 -- Programmable ControllersK. Section 16911 -- Electrical Monitoring and Control Systems

1.03 REFERENCES

A. The Motor Control Centres and all components shall be designed,manufactured and tested in accordance with the latest applicable standardsof NEMA, ANSI and CSA 22.2 number 14-95.

1.04 SUBMITTALS -- FOR REVIEW/APPROVAL

A. The following information shall be submitted to the Engineer:

1. Master drawing index2. Front view elevation3. Floor plan4. Top view5. Single line6. Unit wiring diagrams depicting remote devices7. Nameplate schedule

16482-1 6/97

7/31/2019 16482

2/21


SECTION 16482

8. Starter and component schedule9. Conduit entry/exit locations

10. Assembly ratings including:a. Short-circuit ratingb. Voltagec. Continuous current

11. Major component ratings including:a. Voltageb. Continuous currentc. Interrupting ratings

12. Cable terminal sizes.

B. Where applicable the following information shall be submitted to the Engineer:

1. Busway connection

2. Connection details between close-coupled assemblies3. Composite floor plan of close-coupled assemblies4. Key interlock schemes drawing and sequence of operations.

C. Submit ten (10) copies of the above information.

D. When requested by the Engineer the following product information shall besubmitted:

1. Descriptive bulletins2. Product sheets.

1.05 SUBMITTALS -- FOR CLOSEOUT

A. The following information shall be submitted for record purposes:

1. Final as built drawings and information for items listed in section 1.042. Unit wiring diagrams3. Certified production test reports4. Installation information5. Seismic certification and equipment anchorage details.

B. Submit ten (10) copies of the above information.

1.06 QUALIFICATIONS

A. The manufacturer of the assembly shall be the manufacturer of the majorcomponents within the assembly.

16482-2 6/97

7/31/2019 16482

3/21


SECTION 16482

B. For the equipment specified herein, the manufacturer shall be ISO 9002certified.

C. The manufacturer of this equipment shall have produced similar electricalequipment for a minimum period of five (5) years. When requested by theEngineer, an acceptable list of installations with similar equipment shall beprovided demonstrating compliance with this requirement.

D. The equipment and major components shall be suitable for and certified tomeet all applicable seismic requirements of Uniform Building Code (UBC) forzone 4 application. Guidelines for the installation consistent with theserequirements shall be provided by the MCC manufacturer and be based upontesting of representative equipment. The test response spectrum shall bebased upon a 5% minimum damping factor, UBC: a peak of 0.75g, and a ZPAof 0.38g. The tests shall fully envelope this response spectrum for all

equipment natural frequencies up to at least 35 Hz.

1.07 REGULATORY REQUIREMENTS

1.08 DELIVERY, STORAGE AND HANDLING

A. Equipment shall be handled and stored in accordance with manufacturer'sinstructions. One (1) copy of these instructions shall be included with theequipment at time of shipment.

1.09 FIELD MEASUREMENTS

A. Installing Contractor to verify equipment proposed shall fit into the availablespace. Coordinate installation with other trades and notify the approvalauthorities of any interferences or conflicts in the MCC system power andcontrol wing.

1.10 OPERATION AND MAINTENANCE MANUALS

A. Ten (10) copies of the equipment operation and maintenance manuals shallbe provided.

B. Operation and maintenance manuals shall include the following information:

1. Instruction books and/or leaflets2. Recommended renewal parts list3. Drawings and information required by section 1.05.

16482-3 6/97

7/31/2019 16482

4/21


SECTION 16482

1.11 EXTRA PRODUCTS

A. Manufacturer and contractor shall submit a renewal parts list showing the

important maintenance items which will need to be available for propermaintenance and to provide normal equipment life.

PART 2 PRODUCTS

2.01 MANUFACTURERS

A. Cutler-HammerB. __________C. __________

2.02 RATINGS

A. The Motor Control Centre(s) shall be 600-volt class suitable for operation on athree-phase, 60-hertz system. The system operating voltage and number ofwires shall be as indicated on the drawings.

2.03 CONSTRUCTION

A. Motor Control Centre(s) shall be Cutler-Hammer type 1[Freedom 2100][Advantage 2100] design.

B. Structures shall be totally enclosed deadfront, freestanding assemblies. Theyshall be 90 inches high and 1[16 inches] [21 inches] deep for front-mountedunits OR They shall be 90 inches high 21 inch deep back to backmounted units. Structures shall contain a horizontal wireway at the top,isolated from the horizontal bus and shall be readily accessible through ahinged cover. Adequate space for conduit and wiring to enter the top orbottom shall be provided without structural interference.

C. Compartments for mounting control units shall be incrementally arrangedsuch that not more than 1[six (6) size 1 starters for front mounted only] [twelve(12) size 1 starters for back-to-back] can be mounted within each vertical

structure. Guide rails shall be provided.

D. A vertical wireway with minimum of 35 square inches of cross sectional areashall be adjacent to each vertical unit and shall be covered by a hinged door.Wireways shall contain steel rod cable supports.

1 Note to Spec. Writer -- Select one

16482-4 6/97

7/31/2019 16482

5/21


SECTION 16482

E. All full voltage starter units through NEMA Size 5 shall be of the drawout type.Draw-out provisions shall include a positive guide rail system and stab shroudto absolutely ensure alignment of stabs with the vertical bus. Draw-out unitsshall have a tin-plated stab assembly for connection to the vertical bus. Nowiring to these stabs shall extend into the bus compartment. Interior of allunits shall be painted white for increased visibility. Units shall be equippedwith side-mounted, positive latch pull-apart type control terminal blocks rated600-volts. Knockouts shall be provided for the addition of future terminalblocks. In addition, a master terminal block, when Type C wiring is specified,shall be drawout and shall be located in the 1[top][bottom] wireway, readilyaccessible through a hinged cover. All control wire to be 1[14 gauge] [16gauge] minimum.

F. All drawout units shall be secured by a spring-loaded quarter turn indicatingtype fastening device located at the top front of the unit. Each unitcompartment shall be provided with an individual front door.

G. An operating mechanism shall be mounted on the primary disconnect of eachstarter unit. It shall be mechanically interlocked with the unit door to preventaccess unless the disconnect is in the OFF position. A defeater shall beprovided to bypass this interlock. With the door open, an interlock shall beprovided to prevent inadvertent closing of the disconnect. A second interlockshall be provided to prevent removal or re-insertion of the unit while in the ONposition. Padlocking facilities shall be provided to positively lock thedisconnect in the OFF position with from one (1) to three (3) padlocks with thedoor open or closed. In addition, means shall be provided to padlock the unitin a partially withdrawn position with the stabs free of the vertical bus.

2.04 BUS

A. Each structure shall contain a main horizontal 1[copper tin-plated][coppersilver-plated] bus, with minimum ampacity of 600 amperes or rated 1[800][1200] [1400] [1600] [2000] [2500] 7[3200] amperes as shown on thedrawings. The horizontal bus shall be rated at 65 degrees C temperature riseover a 40 degree C ambient in compliance with CSA/UL standards. Verticalbus feeding unit compartments shall be copper and shall be securely boltedto the horizontal main bus. All joints shall be front accessible for ease of

maintenance. The vertical bus shall have a minimum rating of 400 amperesfor front mounted units and 600 amperes for back-to-back mounted units orfully rated 1[600] [800] [1200] [1600] amperes.

1

7 Note to Spec. Writer Select Nema 1A

16482-5 6/97

7/31/2019 16482

6/21


SECTION 16482

6B. The vertical bus shall be completely isolated and insulated by means of alabyrinth design barrier. It shall effectively isolate the vertical busses toprevent any fault generated gases to pass from one phase to another. Thevertical bus shall include a shutter mechanism to provide complete isolation ofthe vertical bus when a unit is removed.

-- 1OR--

B. Isolation of the vertical bus compartment from the unit compartment shall beby means of a full height isolating barrier. This barrier shall be a single sheetof glass reinforced polyester with cutouts to allow the unit stabs to engage thevertical bus. Provide snap-in covers for all unused openings.

C. Busses shall be braced for 1[42,000] [65,000] [100,000] amperes RMSsymmetrical.

2.05 WIRING/TERMINATIONS

A. Wiring shall be NEMA Class 1[I] [II], Type 1[A] [B] [C].

B. 2DeviceNet Wiring shall be in accordance with the Open DeviceNet VendorsAssociation (ODVA) specification. Trunk cable consisting of 18 AWG datapairs shall be provided in the upper wire way. One trunk cable withconnectors and one sealed and Keyed T connector for each MCC sectionshall be provided. Drop cable consisting of 24 AWG data pairs shall be usedin the vertical wire way to connect each DeviceNet device.

2.06 MOTOR CONTROLLERS

Note to Spec. Writer:

Two types of combination motor starters are outlined below. Select one

of the paragraphs 2.06 A. The first paragraph is for circuit breaker type

combination starters; the second paragraph is for fusible type

combination starters. Select one of the of paragraphs 2.06 B. The first

paragraph is for ADVANTAGE Microprocessor Motor Starters; the

second paragraph is for DeviceNet compatible Motor starters; the third


1

2 Note to Spec. Writer -- Optional

16482-6 6/97

7/31/2019 16482

7/21


SECTION 16482

paragraph is for Freedom Electromechanical Motor Starters.

A. Combination starter units shall be full-voltage non-reversing, unless otherwise

shown, and shall utilize Cutler-Hammer type HMCP Motor Circuit Protectors.

1. Each combination unit shall be rated 1[65,000] [100,000] AICsymmetrical at 480V, or 50,000 at 600V. The HMCP shall provideadjustable magnetic protection and be provided with pin insert to stopmagnetic adjustment at 1300% motor nameplate full load current tocomply with CEC requirements. All HMCP combination starter unitsshall have a "tripped" position on the unit disconnect and a push-to-testbutton on the HMCP. Type HMCP motor circuit protectors shall includetransient override feature for motor inrush current. 2[HMCP shall beused to provide IEC 947-4 Type 2 coordination to 100,000 amps.]

-- 1OR --

A. Combination starter units shall be full-voltage non-reversing, unless shownotherwise utilizing fusible switches.

1. Fusible switches shall be quick-make, quick-break and shall acceptform II class C, form I class J or class R dimension fuses and thecombination shall safely interrupt 100,000 amperes. Fusiblecombination starters shall provide IEC947-4 Type 2 coordination to 100,000 amps.

6B. Motor starters shall be Cutler-Hammer type ADVANTAGE, electricallyoperated, electrically held, three-pole assemblies with arc extinguishingcharacteristics and shall have silver-to-silver renewable contacts. They shallhave provisions for a total of up to eight auxiliary contacts (NO or NC in anyorder). The overload protection shall consist of one (1) current sensor locatedin each phase monitored by the Microprocessor that yields a time currentcurve closely paralleling that of motor heating damage boundary, accurate to2%. Running overload protection shall be DIP switch selectable for thespecific motor full load amperes within the starter range. Provide DIP switchselectable overload trip class of 10, 20 and 30.

21 Note to Spec. Writer -- Select One 2 Note to Spec. Writer -- Optional16 Note to Spec. Writer -- Select first listing for ADVANTAGE MCC6

16482-7 6/97

7/31/2019 16482

8/21


SECTION 16482

1. Motor starters shall monitor current in each phase to provide phaseloss and phase unbalance protection, such that if the unbalance onany of two phases is greater than 30% of the DIP switch selected triprating, a phase loss/unbalance trip occurs. Provide phaseloss/unbalance protection that requires no time delay for reset.

2. Motor starters shall provide ground fault protection. Ground faultprotection shall be set at 20% of maximum continuous ampere ratingand have a start delay of 20 seconds, and a run delay of 1 second toprevent nuisance trip on starting.

3. Microprocessor shall measure control circuit voltage and preventclosing of the coil on low-voltage (78 volts AC) and/or high-voltage(135 volts AC) conditions that are outside of the coil ratings.

4. Microprocessor shall apply voltage to the coil such that a guaranteedmaximum of two (2) milliseconds of main contact bounce occurs oncontactor closure.

5. Microprocessor shall continuously measure coil circuit voltage andcurrent, so as to maintain constant coil power at a level to maintainmain contact closure and minimize coil power consumption.

6. Provide Control Modules to perform the indicated input/output controlfunctions shown on the drawings. Module to incorporate faceplateshaving membrane type pushbuttons and LEDs. All pushbutton and

LED functions to be furnished with clearly written identification.Modules to be provided with the ability to replace conventional start,stop, hand, auto, and control functions, and when utilized in starterapplications, overload reset function. Modules to be provided with theability to replace conventional indicating light status of run, off, selectorswitch pushbutton position, and when utilized in starter applications,overload alarm and overload trip.

7. Provide, where indicated on the drawings, a Metering Module capableof displaying control voltage, status and where utilized on starterapplications, cause of trip, current at time of trip and current in each

phase.

8. 1[Provide] [Make provisions for] an addressable communication cardcapable of transmitting all data over a compatible two-wire local areanetwork to a central personal computer for storage and/or printout. The


16482-8 6/97

7/31/2019 16482

9/21


SECTION 16482

network shall also be capable of transmitting data in RS232c format viaa translator module.

a. ON-OFF reset control functionsb. Status (ON, OFF, TRIPPED, NO RESPONSE)c. Current in each phased. Percent phase unbalancee. Control voltagef. Overload protection settingsg. Cause of triph. Trip current magnitude

-- 1OR --

8B. Motor starters shall be Cutler-Hammer type ADVANTAGE, electrically

operated, electrically held, three-pole assemblies with arc extinguishingcharacteristics and shall have silver-to-silver renewable contacts. They shallhave provisions for a total of eight (8) NO or eight (8) NC auxiliary contacts.The overload protection shall consist of one (1) current sensor located in eachphase monitored by the Microprocessor that yields a time current curveclosely paralleling that of motor heating damage boundary, accurate to 2%.Running overload protection shall be DIP switch selectable for the specificmotor full load amperes within the starter range. Provide DIP switchselectable overload trip class of 10, 20 and 30.

1. Motor starters shall monitor current in each phase to provide phase

loss and phase unbalance protection, such that if the unbalance onany of two phases is greater than 30% of the DIP switch selected triprating, a phase loss/unbalance trip occurs. Provide phaseloss/unbalance protection, which requires no time delay for reset.Phase unbalance protection shall have the capability of beingdeactivated by use of a handheld programmer.

2. Motor starters shall provide ground fault protection. Ground faultprotection shall be set at 20% of maximum continuous ampere ratingand have a start delay of 20 seconds, and a run delay of 1 second toprevent nuisance trip on starting. Ground fault protection shall have the

capability of being deactivated by use of a hand held programmer.

3. Microprocessor shall measure control circuit voltage and preventclosing of the coil on low-voltage (78 volts AC) and/or high-voltage(135 volts AC) conditions, which are outside of the coil ratings.

8 Note to Spec. Writer Select for DeviceNet MCC

16482-9 6/97

7/31/2019 16482

10/21


SECTION 16482

4. Microprocessor shall apply voltage to the coil such that a guaranteedmaximum of two (2) milliseconds of main contact bounce occurs oncontactor closure.

5. Microprocessor shall continuously measure coil circuit voltage andcurrent so as to maintain constant coil power at a level to maintainmain contact closure and minimize coil power consumption.

6. Provide Control Modules to perform the indicated input/output controlfunctions shown on the drawings. Module to incorporate faceplateshaving membrane type pushbuttons and LEDs. All pushbutton andLED functions to be furnished with clearly written identification.Modules to be provided with the ability to replace conventional start,stop, hand, auto, and control functions, and when utilized in starterapplications, overload reset function. Modules to be provided with the

ability to replace conventional indicating light status of run, off, selectorswitch pushbutton position, and when utilized in starter applications,overload alarm and overload trip.

7. Each Starter shall have an addressable communication Modulecapable of transmitting Control and diagnostic data over a DeviceNetnetwork to either a personal computer or PLC. The addition of theDeviceNet communication module shall not increase the size of theMCC unit. The starter shall be capable of, but not limited totransmitting the following data.

a. ON-OFF reset control functionsb. Status (ON, OFF, TRIPPED, NO

RESPONSE)c. Current in each phased. Percent phase unbalancee. Control voltagef. Overload protection settingsg. Average motor currenth. Hand/Manual/Auto (Net) controli. Cause of trip indication

I.Phase loss

II.Phase unbalanceIII.Ground faultIV.Thermal Trip

-- 1OR --

16482-10 6/97

7/31/2019 16482

11/21


SECTION 16482

B. Motor starters shall be Cutler-Hammer type F2100 electrically operated,electrically held three-pole assemblies with arc extinguishing characteristicsand shall have silver-to-silver renewable contacts. They shall have provisionsfor a total of eight (8) NO or eight (8) NC auxiliary contacts. The overloadrelay assembly shall be of the thermal bimetallic ambient compensated type.Overload relays shall be reset from outside the enclosure by means of aninsulated button. The overload relay shall have a built-in push-to-test button,electrically isolated NO-NC contacts and single phase sensitivity.

C. Each starter shall be equipped with a fused control power transformer, two (2)indicating lights, HOA selector switch, and two (2) NO contacts, unlessotherwise scheduled on the drawings. Device panel to have space toaccommodate six (6) oil-tight pilot-control devices or indicating ammeters,voltmeters, or elapsed time meters.

D. Solid-state reduced-voltage starters, Cutler-Hammer type 1[Tru-Start] [IT]shall be provided where shown on the contract drawings. The solid-statereduced-voltage starter shall be CSA and UL listed in the motor controlcentre, and consist of an SCR based power section, logic board andparalleling bypass contactor. The paralleling bypass contactor shall beenergized when the motor reaches full speed. Exposed heat sinks shall notbe allowed in the MCC structure. Each Starter shall have a user interfacemodule capable of the following: Kick start selection and set up, ramp profileand setup, soft stop selection and setup, jam, stall, phase unbalance andphase loss selection, overload type selection and set up. 1[The user moduleshall be able to communicate the following information: cause of trip, overload, and over temp. Each Starter shall have an addressable communicationcard capable of transmitting Control and diagnostic data over an openDeviceNet network to either a personal computer or PLC. The starter shall becapable of transmitting the following data.] [ The starter shall be capable ofannunciating the following data]

a. ON-OFF reset control functionsb. Status (ON, OFF, TRIPPED, NO

RESPONSE)c. Motor Jamd. Phase Loss

e. Motor Stallf. Phase Reversalg. Over Temperatureh. Trip indication

16482-11 6/97

7/31/2019 16482

12/21


SECTION 16482


For more detailed specification information refer to section 16481, paragraph

2.05.

E. Adjustable Frequency controllers shall be provided where scheduled.Controllers shall be Cutler-Hammer type AF91 and/or SV9000 for variabletorque loads unless otherwise indicated on the drawings. Controllers forvariable torque loads shall be rated a minimum of 110% over current for one(1) minute. Drives larger than 1[1 hp] [5 hp] shall have identical Keypads,control terminals and programmable parameters. Drives shall be capable ofproviding 200% starting torque. Drive over 150 HP shall be located next tothe Main section to reduce bus loading and heating. All drive units at all HPsshall be capable of expanding the MCC on both sides. All drive controllers

shall be combination type and shall include options as specified. Drive shallhave a communication card capable of communication using 1[DeviceNet][Profibus] [LonWorks] [Modbus RTU] [Interbus S] [SDS]. Drive shall becapable of using a V/Hz, open loop vector, or closed loop vector controlarchitecture. Drives shall have at least 35% over voltage protection at 690V.


For more detailed specification information refer to section 16483, paragraph

2.02.

1 Note to Spec. Writer Choose one

16482-12 6/97

7/31/2019 16482

13/21


SECTION 16482

6,7F. ADVANTAGE Central Monitoring Unit (CMU)

1. Where shown on the drawing, provide a Cutler-Hammer type

ADVANTAGE Central Monitoring Unit (CMU) or approved equal. TheCMU shall be a microprocessor-based, self-contained device (NEMA3R/12 faceplate) suitable for door mounting and shall perform thefollowing listed functions. Each assembly shall have provisions for acommunications module to provide for remote computer monitoring upto 10,000 feet.

2. Monitoring and display parameters of up to 99 Cutler-Hammer typeADVANTAGE starters or contactors equipped with product operatednetwork interface card (PONI), or Cutler-Hammer type IQ 500 solid-state overload relays. Communications over the local area network

shall be 9,600 baud. Parameters locally displayed at the CMU for eachstarter and overload relay shall also be capable of beingcommunicated via twisted pair to a remote personal computer.Information displayed at the CMU shall include the following:

a. Status -- ON, OFF, TRIPPED, NO RESPONSEb. Standard addressc. Three-phase currentd. Control voltagee. Overload condition (alarm)f. Cause of device trip

g. Operations counth. Run timei. Set points

j. Starter description and identification.

3. When used with the remote communications option, the CMU shallpass data to a computer from ADVANTAGE starters, contactors andoverload relays (IQ 500). The master or the host network's baud rate(speed of upper network passing data to a computer) shall beindependent of the CMU's subnetwork baud rate. The master or hostnetwork's baud rate shall be established via the PONI communications

module while the CMU's subnetwork baud rate shall be switchselectable on the rear of the CMU.

6 Note to Spec. Writer -- Select first listing for ADVANTAGE MCC7 Note to Spec. Writer -- Optional on ADVANTAGE MCC only

16482-13 6/97

7/31/2019 16482

14/21


SECTION 16482

4. The program directing the functions or the CMU shall be permanentlystored in the CMU. There shall be no need to reload data after ACpower loss.

5. The addresses, types of devices and descriptions shall be stored inmemory during the learn mode and shall also be retained throughout apower loss. Unless there has been a change, it shall not be necessaryto re-enter the learn mode after a power loss.

6. CMU shall have an 8-digit alphanumeric display to monitor active data,trip data or set points that are available from the individual MotorControl devices. CMU shall have three (3) LEDs to indicate whichgroup of data is being displayed, as selected through membrane-typealphanumeric pushbuttons by the user. CMU shall have a 2-digitalphanumeric display to indicate the address of the control device for

which data is being displayed. CMU shall have membrane type pushbuttons to allow the user to step up or down to select the control deviceto be displayed. CMU shall have two (2) additional LEDs at the top ofthe CMU to indicate that the CMU is operational and when there is an"alarm" status on one of the motor control devices. CMU shall have an"acknowledge/reset" membrane-type pushbutton to permit the user toreset the CMU following a motor control device trip.

7. The CMU shall be operated from 120-volt, single-phase input.

8. The CMU shall have a "Help" button function, which shall scroll English

explanations in the alphanumeric window for any condition orabbreviations.

9. 1[Provide] [Make provisions for] an addressable communication cardcapable of transmitting all data, including trip data over a compatibletwo-wire, local area network to a central personal computer for storageand or printout. Provide data and time stamping for all starter/contactoroperations. Reprogramming of the CMU shall not be required whenadding a communication module. The network shall also be capable oftransmitting data in RS232c format via a translator module.

2.07 OVERCURRENT DEVICES

A. Circuit Breakers


16482-14 6/97

7/31/2019 16482

15/21


SECTION 16482

1. Individual feeder breakers shall have a minimum interrupting capacityof 3____1[25] [65] [100] kA IC at rated voltage or as scheduled on thedrawings.

B. Fusible Switches

1. Individual feeder switches shall be quick-make, quick-break gang-operated type utilizing form II class C, form I class J or class R fuseclips. The fused switch shall be rated 100 kA IC at rated voltage.

2.08 DEVICENET DEVICES2

A. Motor Control Centre assemblies shall be provided with a factory assembledDeviceNet fieldbus communications network providing direct connectivitybetween MCC devices and the system controller.

B. The DeviceNet system installed in the MCC shall include a complete andtested cabling system compliant and approved by the ODVA DeviceNetstandard. The cabling system shall consist of trunk and drop line cablingincluding all splice and tap connectors and terminating resistors. The trunkand drop cabling shall be 600V insulation and include electrical shielding asper the standard ODVA DeviceNet specification. Non-standard, non-shieldedflat cable will not be accepted.

C. The trunk line shall be installed in the top horizontal wireway of the MCC. Thetrunk line shall be thick cable with 18awg data pairs, as specified by the

ODVA standard. Sealed, threaded, and keyed device tap connectors locatedand mounted in the top horizontal wireway shall "T" off the top wireway todrop cable mounted in each of the vertical wireway. The drop cable shall bethin cable with 24awg data pairs as specified by the ODVA standard. Dropline cable shall be factory fabricated of the lengths required for theinstallation. Each section of motor control shall be connected with sealed,threaded and keyed device tap connectors located and mounted in the tophorizontal wireway. All cabling shall be securely supported and attached tothe MCC structure in accordance with the contract drawings and themanufacturer's recommendations.

D. DeviceNet communications modules shall be provided at each deviceinterfacing to the DeviceNet fieldbus. The communications modules shall beinstalled in the unit device compartment or bucket, and shall be directly

31 Note to Spec. Writer -- Select one3 Note to Spec. Writer -- Insert data in blanks2 Note to Spec. Writer Optional

16482-15 6/97

7/31/2019 16482

16/21


SECTION 16482

connected to the DeviceNet drop cable. Each device shall be provided withthe appropriate factory fabricated cable for interfacing the communicationsmodule with the associated DeviceNet device.

E. Port expanders shall be provided where required, to permit multiple devicecommunications. The port expander shall be installed in the associated unitdevice compartment.

F. Motor control centres shall provide 24 Volt DC power to adequately supply allthe devices in the MCC, and shall be sized as shown in drawings. The powersupply shall be installed in an MCC unit with a disconnect switch,supplementary protection and a cable tap box to prevent damage to/fromother power supplies on the network.

G. Operator Interface unit(s) shall be PanelMate PowerPro Series with 100

available graphic pages, 256 colour / gray scale palate, and 640 x 480 pixelresolution. Operator Interface units shall be able to provide the following:Starter status, Three-phase current, Control voltage, Overload condition(alarm), Cause of device trip, Operations count, Run time, Set points, Starterdescription and identification, and system process graphics screens. Operatorinterface shall have the capability of communicating on the DeviceNetnetwork or to the DeviceNet master.

H. Industrial PC units shall be Cutler-Hammer type 1[D7A] [D7L] [D7B]. The iPCshall have a 3___ MHz processor, 3___Mb DRAM, 3____ Gb hard drive, a 3.5floppy drive, CD ROM drive and a TFT color flat screen display. The iPC

shall be capable of accepting an additional 1[2 half size] [4 half size] [5 fullsized] [ISA] and/or [PCI] cards. The iPC shall have DeviceNet scannercard(s) capable of controlling the entire 1[MCC] [DeviceNet System]. The iPCshall be capable of running all of the software required to configure and runthe entire 1[MCC] [DeviceNet System]. The iPC shall be preloaded withWindows NT and the following software:

PanelMate PC Runtime and Key (PC based O/I)

NetView 2.0 DeviceNet Configuration Tool

Steeplechase 5.0

______________

3 Note to Spec writer insert data in blank1 Note to spec writer Choose one

16482-16 6/97

7/31/2019 16482

17/21


SECTION 16482

2.09 MISCELLANOUS DEVICES

2.10 INCOMING FEEDER TERMINATIONS AND DEVICE

A. Incoming 1[cable] [busway] shall terminate within the control centre on a1[main lug] [main breaker] termination point. Main lug terminations shall haveadequate space dedicated for the type and size of cable used and the lugsshall be 1[standard mechanical screw] [compression-type] with antiturnfeature. Main breakers shall be provided as indicated on the drawings andshall be 1[molded case] [insulated case, stored energy device] [air powercircuit breakers].

2.11 CUSTOMER METERING

A. Where indicated on the drawings provide a separate, customer, metering

compartment with front hinged door. Include the associated instrumenttransformers.

B. Current transformers, where shown on the drawings or elsewhere specified,shall be wired to shorting-type terminal blocks.

C. 1[Potential transformers including primary and secondary fuseswith disconnecting means] [Fused potential taps as the potentialsource] for metering as shown on the drawings.


Select devices as required for item 2.12 D. Refer to section 16901 for

detailed specification for metering.

D. Microprocessor-Based Metering System

IQ DP 4000 (Section 16901, paragraph 2.02 A.)IQ Analyzer (Section 16901, paragraph 2.02 C.)IQ MP 3000 (Section 16901, paragraph 2.02 D.)

2.11 ENCLOSURES

1

16482-17 6/97

7/31/2019 16482

18/21


SECTION 16482

A. The type of enclosure shall be in accordance with NEMA standards for1[type 1 general purpose] [type 1A with gasketed doors] [type 12 dust-tightand drip-proof] [type 3R non-walk-in] [type 3R walk-in]. All enclosing sheetsteel, wireways and unit doors shall be gasketed.

2.12 NAMEPLATES

A. Each unit will have 1.0 x 2.5-inch engraved nameplate. The lettering shall beblack 3/16-inch high, in a white background.

2.13 FINISH

A. The control centre shall be given a phosphatizing pretreatment. The paintcoating shall be a polyester urethane, thermosetting powder minimum of 2-milthickness. All exterior enclosure shall be painted light gray (ANSI 61) or

manufacturer's standard color. For improved interior visibility, the interior ofthe enclosure and plug-in units shall be painted white.

B. The control centre finish shall pass 600 hours of corrosion resistance testingper ASTM B 117.

PART 3 EXECUTION

3.01 EXAMINATION

A. Installing Contractor to fully inspect shipments for damage and report damageto manufacturer and file claim upon shipper, if necessary.

B. Overload relay heater ratings must be properly sized and coordinated foreach motor starter unit.

C. Installing Contractor to verify CEC clearances as dictated on the contractdrawings prior to installation. Verify CSA labeling of the assembly prior toinstallation.

3.02 FACTORY TESTING

A. The motor control centres shall have been factory tested to prove adequatemechanical and electrical capabilities.

B. All factory tests required by the latest ANSI, NEMA and CSA standards shallbe performed.


16482-18 6/97

7/31/2019 16482

19/21


SECTION 16482

C. The manufacturer shall provide a certified copy of factory test reports.

D. DeviceNet MCCs shall be tested over the DeviceNet network to insure propertermination of the network cables, and shall be programmed with correct MACIDs.

2E. Factory tests as outlined above shall be witnessed by the owner'srepresentative if required.

3.03 INSTALLATION

A. Contractor to follow the installation instructions supplied by the manufacturer.

B. Control wiring shall be as shown on the contract drawings except as modifiedby the approval and submittal process. Interface all local and remote devices

into the control wiring and operational systems for each load.

C. 2As Shown on the contract drawing, provide DeviceNet trunk and drop cablingwith threaded, sealed and keyed device taps.

3.04 FIELD QUALITY CONTROL

A. Provide the services of a qualified factory-trained manufacturer'srepresentative to assist the contractor in installation and start-up of theequipment specified under this section for a period of 3______ working days.The manufacturer's representative shall provide technical direction andassistance to the Contractor in general assembly of the equipment,connections and adjustments, and testing of the assembly and componentscontained therein.

B. The following minimum work shall be performed by the Contractor under thetechnical direction of the manufacturer's service representative:

1. Rig the MCC assembly into final location and install on level surface.

2. Check all removable cells and starter units for easy removal andinsertion.

3. Perform insulation tests on each phase and verify low-resistanceground connection on ground bus.

2 Note to Spec. Writer -- Optional3 Note to Spec. Writer -- Insert data in blanks

16482-19 6/97

7/31/2019 16482

20/21


SECTION 16482

4. Connect all power wiring and control wiring and verify basic operationof each starter from control power source.

5. Torque all bolted connections made in the field and verify all factorybolted connections.

6. Calibrate any solid-state metering or control relays for their intendedpurpose and make written notations of adjustments on recorddrawings. Perform startup of any solid-state starters and adjustablefrequency drives.

C. The Contractor shall provide three (3) copies of the manufacturer's fieldstartup report.

3.05 FIELD ADJUSTMENTS

A. Follow the manufacturer's instructions and the contract documentsconcerning any short-circuit device settings, heater selection, timing relays, orstartup of components.

3.06 FIELD TESTING

A. Generate a field report on tests performed, test values experienced, etc., andmake available to owner upon request.

3.07 MANUFACTURER'S CERTIFICATION

A. A qualified factory-trained manufacturer's representative shall certify in writingthat the equipment has been installed, adjusted and tested in accordance withthe manufacturer's recommendations. Equipment shall be inspected prior tothe generation of any reports.

B. The Contractor shall provide three (3) copies of the manufacturer'srepresentative's certification.

3.08 TRAINING

16482-20 6/97

7/31/2019 16482

21/21


SECTION 16482

A.The Contractor shall provide a training session for up to 3______ owner's representativesfor 3________ normal workdays at the job site or other office location chosenby the owner.

B. The training session shall be conducted by a manufacturer's qualifiedrepresentative.

C. The training program shall consist of the following:

1. Review of the MCC one-line drawings and schedules

2. Review of the factory record shop drawings and placement of thevarious cells

3. Review of each type of starter cell, components within, control, and

power wiring

4. Review contactor coil replacement and contact replacementprocedures.

5. Discuss the maintenance timetable and procedures to be followed inan ongoing maintenance program.

6. Provide three-ring binders to participants complete with copies ofdrawings and other course material covered.

3 Note to Spec. Writer -- Insert data in blanks

16482-21 6/97

Documents

16482