Hospital Inspector Recertification Program

2016 Part 3Electrical Code

How to Distinguish Between Model Code Language and California Amendments

How to Distinguish Between Model Code Language and California Amendments

Effective Ground-Fault Current Path. • An intentionally constructed, low-impedance

electrically conductive path designed and intended to carry current under ground-fault conditions from the point of a ground fault on a wiring system to the electrical supply source and that facilitates the operation of the overcurrent protective device or ground-fault detectors.

Article 100 - Definitions

Article 225.56 Inspections and Tests.(A) Pre-Energization and Operating Tests. The complete electrical system design, including settings for protective, switching, and control circuits, shall be prepared in advance and made available on request to the authority having jurisdiction and shall be performance tested when first installed on-site. Each protective, switching, and control circuit shall be adjusted in accordance with the system design and tested by actual operation using current injection or equivalent methods as necessary to ensure that each and every such circuit operates correctly to the satisfaction of the authority having jurisdiction.

Article 225.56 - Inspections & Tests

ARTICLE 250 – GROUNDING AND BONDING • Adopt entire 2014 National Electric Code (NEC)

Article without amendments for OSHPD 1, 2, 3 & 4.

Article 250 - Grounding and Bonding

250.2 Definition.Bonding Jumper, Supply-Side. A conductor installedon the supply side of a service or within a serviceequipment enclosure(s), or for a separately derivedsystem, that ensures the required electrical conductivitybetween metal parts required to be electrically connected.

Article 250.2 - Definition

250.104 Bonding of Piping Systems and ExposedStructural Metal. (C) Structural Metal. Exposed structural metal that is interconnected to form a metal building frame and is not intentionally grounded or bonded and is likely to become energized shall be bonded to the service equipment enclosure; the grounded conductor at the service; the disconnecting means for buildings or structures supplied by a feeder or branch circuit; the grounding electrode conductor, if of sufficient size; or to one or more grounding electrodes used. The bonding jumper(s) shall be sized in accordance with Table 250.66 and installed in accordance with 250.64(A), (B), and (E). The points of attachment of the bonding jumper(s) shall be accessible unless installed in compliance with 250.68(A), Exception No. 2.

Article 250.104 - Bonding of Piping Systems and Exposed Structural Metal

250.104 Bonding of Piping Systems and Exposed Structural Metal.(2) Structural Metal. Continued Where exposed structural metal that is interconnected to form the building frame exists in the area served by the separately derived system, it shall be bonded to the grounded conductor of each separately derived system. This connection shall be made at the same point on the separately derived system where the grounding electrode conductor is connected. Each bonding jumper shall be sized in accordance with Table 250.66 based on the largest ungrounded conductor of the separately derived system.

Article 250.104 - Bonding of Piping Systems and Exposed Structural Metal

Article 445 - Generators

445.11 Marking. Each generator shall be provided with a nameplate giving the manufacturers name, the rated frequency, the number of phases if of ac, the rating in kilowatts or kilovolt-amperes, the normal volts and amperes corresponding to the rating, the rated revolutions per minute, and the rated ambient temperature or rated temperature rise.

Nameplates for all stationary generators and portable generators rated more than 15 kW shall also give the power factor, the subtransient and transient impedances, the insulation system class, and the time rating.

Marking shall be provided by the manufacturer to indicate whether or not the generator neutral is bonded to the generator frame. Where the bonding of a generator is modified in the field, additional marking shall be required to indicate whether the generator neutral is bonded to the generator frame.

Article 517 - Health Care Facilities

517.18 General Care Areas.(B) Patient Bed Location Receptacles. Each patient bedlocation shall be provided with a minimum of eight receptacles. They shall be permitted to be of the single, duplex, or quadruplex type or any combination of the three. All receptacles shall be listed .hospital grade. and shall be so identified. The grounding terminal of each receptacle shall be connected to an insulated copper equipment grounding conductor sized in accordance with Table 250.122.

Article 517.19 - Critical Care Areas

(B) Patient Bed Location Receptacles.(1) Minimum Number and Supply. Each patient bed location shall be provided with a minimum of 14receptacles, at least one of which shall be connected to either of the following:

Article 517.19 - Critical Care AreasContinued

517.19 Critical Care Areas (B) patient Bed locations continued. 1) The normal system branch circuit required in

517.19(A)2) A critical branch circuit supplied by a different

transfer switch than the other receptacles at the same patient bed location

Article 517.19 - Critical Care Areas Continued

(B) patient Bed locations continued . (2) Receptacle Requirements. The receptacles required in 517.19(B)(1) shall be permitted to be single, duplex, or quadruplex type or any combination thereof. All receptacles shall be listed “hospital grade” and shall be so identified. The grounding terminal of each receptacle shall be connected to the reference grounding point by means of an insulated copperequipment grounding conductor.

Article 517.19 - Critical Care Areas Continued

(C) Operating Room Receptacles.(1) Minimum Number and Supply. Each operating room shall be provided with a minimum of 36 receptacles, at least 12 of which shall be connected to either of the following:(1) The normal system branch circuit required in 517.19(A)(2) A critical branch circuit supplied by a different transfer switch than the other receptacles at the same location

Article 517.19 - Critical Care Areas Continued

(C) Operating Room Receptacles. Continued (2) Receptacle Requirements. The receptacles

required in C(517.19)(1) shall be permitted to be of the single or duplex types or a combination of both. All receptacles shall be listed hospital grade and so identified. The grounding terminal of each receptacle shall be connected to the reference grounding point by means of an insulated copper equipment grounding conductor.

Article 517.30 - Essential Electrical Systems for Hospitals

517.30 Essential Electrical Systems for Hospitals.(F) Feeders from Alternate Power Source. A single feeder supplied by a local or remote alternate source shall be permitted to supply the essential electrical system to the point at which the life safety, critical, and equipment branches are separated. Installation of the transfer equipment shall be permitted at other than the location of the alternate power source.

Article 517.30 - Essential Electrical Systems for Hospitals Continued

(G) Coordination. Overcurrent protective devices serving the essential electrical system shall be coordinated for the period of time that a faults duration extends beyond 0.1 second.Exception No. 1: Between transformer primary and secondary overcurrent protective devices, where only one overcurrent protective device or set of overcurrent protective devices exists on the transformer secondary.Exception No. 2: Between overcurrent protective devices of the same size (ampere rating) in series.

Article 517.41 - Essential Electrical Systems

(A) General. Essential electrical systems for nursing homes and limited care facilities shall be comprised of two separate branches capable of supplying a limited amount of lighting and power service, which is considered essential for the protection of life safety and effective operation of the institution during the time normal electrical service is interrupted for any reason.These two separate branches shall be the life safety branch and the critical branch. [99: A.6.5.2.1.1]

Article 517.41 - Essential Electrical Systems

E) Receptacle Identification. The cover plates for the electrical receptacles [OSHPD 2 & 4] and light switches or the electrical receptacles [OSHPD 2 & 4] and light switches themselves supplied from the essential electrical system shall have a distinctive color or marking so as to be readily identifiable. [99:4.5.2.2.4.2] Nonlocking-type, 125-volt, 15- and 20-ampere receptacles shall have an illuminated face or an indicator light to indicate that there is power to the receptacle.

Article 517.312 - Call Systems [OSHPD 1, 2, 3, & 4]

Hospital signaling and nurse call equipment includes four types of call stations: patient stations, bath stations, staff emergency stations, and code call stations.A) General.

1. Call station locations shall be as required in Table 1224.4.6.5, of the California Building Code.

2. Electronically supervised call stations shall report to an attended location with visual and audible annunciation as described in Table 1224.4.6.5 .Location of Nurse Call Devices. of the California Building Code.

Article 517.312 - Call Systems [OSHPD 1, 2, 3, & 4] Continued

3) Where provided, nurse master stations shall provide audible/visual prompting and display pending patient station, bath station, staff emergency station, and code call station calls for its defined area of coverage. If display capabilities are limited, the system shall display calls in high priority descending order with oldest calls displayed first.

Article 517.312 - Call Systems [OSHPD 1, 2, 3, & 4] Continued

4) In addition to these requirements, call systems shall meet the requirements of UL 1069: .”Standard for Hospital Signaling and Nurse Call Equipment.”

UL 1069STANDARD FOR SAFETY

Hospital Signaling and Nurse Call EquipmentThe revised requirements are substantially in accordance with Proposal(s) on this subject

dated October 3, 2014.

UL 1069 Standard for Safety

UL 1069 Standard for Safety Section 12 Secondary Power Supply

12.1 If the product incorporates a secondary power supply, such as a battery, the supply shall be of sufficient capacity to provide 10 percent of maximum rated power for the time specified in the manufacturer’s installation instructions.See 46.1(j).

UL 1069 Standard for Safety Section 13 Storage Batteries

13.1 A storage battery shall have sealed cells, or cells with spray-trap vents, and shall be charged by a rectifier. A rectifier that is part of the system control equipment assembly meets this requirement.

13.2 A battery shall not be cycle-charged while it is located in a system control equipment enclosure.

UL 1069 Standard for Safety Section 17 Normal Operation Test

17.1 – 17.19 are the listed test required to put the Nurse call in to operation.

PIN 60 - Temporary Nurse Call SystemAugust 7, 2014

The minimum requirements for a temporary wireless nurse call system are as follows. A. When used in General Care Areas for up to 30 days: 1. Temporary wireless nurse call systems shall consist

of a patient station at each patient bed location; a bath station at each patient toilet, bath, and shower; and a nurse master station that communicates with these devices.

PROCEDURE Approved construction documents for a nurse call system replacement project shall clearly describe the method that will be used to maintain nurse call services during the replacement project installation. When a temporary nurse call system is utilized to maintain nurse call services, sequence of work shall indicate that temporary nurse call devices are installed and tested prior to decommissioning and removal of the existing

PIN 60 - Temporary Nurse Call SystemAugust 7, 2014

PROCEDURE continued permanent nurse call system and must remain operational until the new permanent nurse call system is tested and accepted by the Inspector of Record and the OSHPD Compliance Officer. The temporary and permanent nurse call installation, testing and inspection shall be delineated on the Testing, Inspection and Observation program in accordance with Part 1, Title 24, Section 7-141. Approved construction documents shall include a list of all required temporary devices and their locations. Branch circuits for temporary nurse call equipment requiring AC power shall be identified.

PIN 60 - Temporary Nurse Call SystemAugust 7, 2014

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