380 GIS -Site Test

SITE INSPECTION AND TEST RECORD abbDescription: Order no.: Record No.:

380KV GAS INSULATED SWITCH GEAR 30631078/00 TR-3.20.02Customer: Customer ref.: Sheet:

Cont:SEC-EOA 1 of 21-Site: Drawing ref.: Project no.:

380kV Qurayyah-2 S/S

List of Documents

General Data Sh. 2

Mechanical Check and Visual Inspection Sh. 3 & 4

Evacuation & Filling Sh. 5 & 6

Voltage Drop ( Contact Resistance Measurement) Sh. 7 & 8

Testing of Gas Density Relay Sh. 9

Calibration of Sensors Sh. 10

Gas Measurements Sh. 11

Gas Tightness ( Leakage test) Sh. 12

Circuit Breaker Sh. 13 to 15

Disconnector / Grounding Switch Sh. 16 & 17

Earthing Switch Sh. 18

Local control Panel Sh. 19

Local Alarms Sh. 20

Interlocking Test Sh. 21

Tested by: Witnessed by:

Date: Designation no.:





General Data:

GIS Type: ELK- No. of Bays: ----------------

Layout Diagram: Revision:

Standard: IEC

Installation according to Installation Instructions: Product manual GIS Type ELK

Filling according to Pressure Diagram:

Ratings:

Voltage: Control Voltage: :________

Frequency:60 Hz Auxiliary voltage: AC_______

Lightning Impulse withstand Voltage: :________ Auxiliary voltage: DC_______

Power Frequency withstand Voltage: :________ Heater voltage: :________

Breaking Current: :________ Voltage Drive Motor: :________

Current Busbar: :________ Voltage hydraulic pump motor: :______

Current Feeder: :________ Crane: Yes: x No:___







Current-Coupler: :________ Lifting Capacity:___________tons

MECHANICAL CHECK AND VISUAL ISPECTION

SL.N0. DESCRIPTION CHECKED1 Inspect for physical damage / defects. Yes N/A

2 Check name plate information for correctness Yes N/A

3 Inspect enclosures for proper alignment, foundation fixing and grounding

Yes N/A

4 Check quality of Paint work Yes N/A

5 Ensure that all special tools and equipment are provided as specified and that proper storage is provided.

Yes N/A

6 Ensure that all Special tools and Equipment are provided as specified and proper storage is provided.

Yes N/A

7 Verify that all lifting device are correctly labeled for lifting. Yes N/A

8 Ensure that adequate ladders and walkways are provided for access to meters, filling ports, cranes, light, etc.

Yes N/A

9 Check that all grounding is securely connected as per approved layout drawing,

Yes N/A

10 Check that all specified grounding switches are insulated, with removable grounding links.

Yes N/A

11 Check operation of all mechanical interlocks. Yes N/A

12 Check tightness of all bolted connection (torque wrench method)

Yes N/A

13 Check SF6 gas at each gas section for air and moisture content .

Yes N/A

14 Check each gas section filled to correct rated pressure. Yes N/A

15 Gas leak test of all flanges and joints after erection and filling.

Yes N/A







16 Calibrate Gas pressure gauges . Yes N/A

17 Check operation of all gas density switches ( alarm, trip signals and lockout function.)Confirm correct set points. Yes N/A

SL.N0. DESCRIPTION CHECKED18 Check all wiring is correct according to approved

drawings. Yes N/A

19 Verify that all front panel mounted device (meters, push buttons, switches, indicators lamps, mimic buses, etc) are installed as per drawings and correctly labeled.

Yes N/A

20 Verify that all operating devices are correctly labeled.

Yes N/A

21 Check that all Phases marking have been installed as per specification.

Yes N/A

22 Ensure that all disconnects switches are provided with viewing windows or mechanical indicators for verification of contact position and that all grounding switch position can be safely verified visually.

Yes N/A

23 Ensure that correct dispatch Numbers have been installed.

Yes N/A







1: EVACUATION AND FILLING:

SF6-GasCompartment

Vacuum Period

Pressurerising

Pre check With

AmbientTemperature

Filling Pressure

Filling date Sign.

(h) (mbar) (h) (mbar) SF6 (deg. C) ( KPa abs )







SF6-GasCompartment

Vacuum Period

Pressurerising

Pre check With

AmbientTemperature

Filling Pressure

Filling date Sign.

(h) (mbar) (h) (mbar) SF6 (deg. C) ( KPa abs )







2:PRIMARY RESISTANCE MEASUREMENTS

Measuring Instrument Type : Micro Ohmmeter (adjusted current range: 100 A DC)

PHASE

From TOCalculated Resistance

Measured Resistance

Current AmbientTemp.

Measuring Circuits Consist

of Following UnitsOhm Ohm A Cº

BAY POINT BAY POINT







PHASE

From TOCalculated Resistance

Measured Resistance

Current AmbientTemp.

Measuring Circuits Consist of

Following Units

Ohm Ohm A Cº

BAY POINT BAY POINT







3: TESTING OF GAS DENSITY MONITORS OPERATING POINT

SF6-GasCompartment

FEEDER PHASE SERIAL NO. AmbientTemperature

Signal -1 Signal -2 Signal-3 Date

(deg. C) ( KPa abs) ( KPa abs) ( KPa abs)







4: CALIBRATION OF SENSOR

SF6-GasCompartment

SERIAL NO. Measured Pressure Current for Optimal

DensityAmbient

Temperature

Corrected Pressure in function of the ambient

TemperatureRemarks

( KPa abs) (deg. C) ( KPa abs)







5: GAS MEASUREMENT

Bay SF6-GasCompartment

Phase Dew point MoistureContent

SF6 Vol. Gas Pressure Ambient Temp.

SF6 Purity Test

(º C ) ( ppmw ) ( %) ( Kpa abs ) (º C )







6:Gas Tightness ( Leak test)

Gas compartment-Identification through:O.K Remarks

Bay Electrical Designation ofGas Density Relay







7. BREAKER:

1:GENERAL INFORMATION :

Make: ABB Type: ELK

Rated current : Rated voltage:

Breaker serial number :







Drive serial number :

2: MECHANICAL CHECK AND VISUAL INSPECTION (tick if verified)

Item Description

1Inspect for physical damage / defects. Yes N/A

2Check nameplate information for correctness. Yes N/A

3Check tightness of all bolt connections.( torque wrench method)

Yes N/A

5Check quality of paint work. Yes N/A

6Check that all groundings are securely connected. Yes N/A

7Check for correct breaker position indications. ( breaker Open / closed

Yes N/A

3. ELECTRICAL TEST

1. INSULATION TEST WIRING (500V) Acceptance > 1 M

WIRING-EARTH

(M)Remarks

2. PICK-UP VOLTAGE TEST







COIL PICK-UP VOLTS CURRENT REMARKS Close coil Trip coil 1 Trip coil 2

3. TIMING TEST FOR PRIMARY CONTACT SEPARATION AT RATED PRESSURESwitching sequence O – 0.3 s – CO – 3 min – CO

PHASE C O 1 O 2 C-O 1 C-O 2 RemarksABC

4. PUMP RUNNING TIME FROM P=0

PUMP RUNNING REMARKS TIME

5. SPACE HEATER CURRENT TEST

Space heater Phase A Phase B Phase C REMARKS Current

6. FUNCTION TEST (tick if verified)

1 Local control, alarm and indications. Yes N/A 2 Remote control, alarm and indications. Yes N/A 3 Check correct operation of all auxiliary “a” and “b” contacts Yes N/A 4 Check trip free and anti-pumping circuit, see note. Yes N/A 5 Check operation of thermostat and space heater. Yes N/A







6 Check counter for pump starts. Yes N/A 7 Check counter for breaker operations. Yes N/A

NOTE: ANTI PUMPING RELAY FUNCTIONAL TEST

STEP OPERATION TRIPSIGNAL

BREAKERSTATUS

1 Breaker control switch switched to “close” and held in “close” position.

No. Breaker closes and remains closed.

2 Breaker control switch held in “close” position.

Yes.Electrically.

Breaker trips and does not attempt to reclose.

3 Breaker control switch returned to “normal”.

No. Breaker remains open.

4 Breaker control switch switched to “close” and held in “close” position.

No. Breaker closes and remains closed.

5 Breaker control switch held in “close” position.

Yes.Mechanically.

Breaker trips and does not attempt to reclose.

8:DISCONNECTOR/ GROUNDING SWITCH

1. GENERAL INFORMATION

Make: ABB Type:








Serial number :

2. MECHANICAL CHECK AND VISUAL INSPECTION (tick if verified)

Item Description1 Inspect for physical damage / defects. Yes N/A 2 Check nameplate information for correctness. Yes N/A 3 Check tightness of all bolt connections. Yes N/A 4 Check smoothness and easy of operation.

(Closing /Opening)Yes N/A

5 Check proper operation of all mechanical interlocks. Yes N/A 6 Check manual operation by handle. Yes N/A 7 Check drive blocking by handle. Yes N/A 8 Check local position indication. Yes N/A

3. ELECTRICAL TEST

2. TIMING AND CURRENT TEST







Disconnect#

OPERATION PHASE A PHASE B PHASE C TIME CURR. TIME CURR. Time. CURR. CLOSE OPEN CLOSE OPEN CLOSE OPEN

3. OPERATION TEST AT MINIMUM VOLTAGE AT 90 V

Disconnect#

OPERATION PHASE A PHASE B PHASE C TIME CURR. TIME CURR. Time. CURR. CLOSE OPEN CLOSE OPEN CLOSE OPEN

4. SPACE HEATER CURRENT TEST

Space heater Phase A Phase B Phase C Remarks Current

5. FUNCTION TEST (tick if verified)

1 Local control, alarm and indications. Yes N/A 2 Remote control, alarm and indications. Yes N/A 3 Check correct operation of all auxiliary “a” and “b” contacts Yes N/A 5 Check operation of thermostat and space heater. Yes N/A

9: EARTHING SWITCHTested by: Witnessed by:






1. GENERAL INFORMATION

Make: ABB Type:


Serial number :


Item Description1 Inspect for physical damage / defects. Yes N/A 2 Check nameplate information for correctness. Yes N/A 3 Check tightness of all bolt connections. Yes N/A 4 Check smoothness and easy of operation.

(Closing /Opening)Yes N/A

5 Check proper operation of all mechanical interlocks. Yes N/A 6 Check manual operation by handle. Yes N/A 7 Check drive blocking by handle. Yes N/A 8 Check local position indication. Yes N/A

ONLY FOR GROUND SWITCHES

3. HIGH VOLTAGE TEST (10 kV AC)

PHASE TEST VOLTAGE DURATION TIME

LEAKAGECURRENT

Limits

A—TO EARTH 10 kV 60 Hz 1 min No flashover B—TO EARTH 10 kV 60 Hz 1 min No flashover C—TO EARTH 10 kV 60 Hz 1 min No flashover







10: LOCAL CONTROL PANEL


Item Description Checked1 Inspect for physical damage / defects. Yes N/A 2 Check nameplate information for correctness. Yes N/A 3 Check tightness of all connections. Yes N/A 4 Check apparatus mounted as per approved drawings Yes N/A 5 Check for proper labels. Yes N/A

2. CHECK FOR ELECTRICAL (tick if verified)

Item Description Checked1 Check for Local Breaker operation. Yes N/A 2 Check for Local Disconnector operation. Yes N/A 3 Check for Local Earth Switch operation. Yes N/A 4 Check for Local Position Indication Yes N/A







3. CHECK FOR LOCAL ALARMS (tick if verified)

Item Description Checked1 DC supply fail Yes N/A 2 AC Supply Fail Yes N/A 3 SF6 Low Yes N/A 4 SF6 Low Low Yes N/A 5 Circuit Breaker Pump Exceeded Yes N/A 6 Circuit Breaker trip blocking Yes N/A 7 Circuit breaker trip Circuit 1 Faulty Yes N/A 8 Circuit breaker Lockout Yes N/A







11. CHECK FOR INTERLOCKS (tick if verified)

O = Open C = Close Empty = Not Relevant EP = End position ( O or C )

APPARATUS OPERATIONCLOSE/OPEN

Checked

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes

Yes







Yes

Yes

