N.Y.C. Admin. Code § 701.12: Section 701.12

Section 701.12 – Add an Informational Note at the end of Section 701.12(C) to read as follows:

Informational Note: See Chapter 27 of the New York City Building Code, New York City Fire Code, and Articles 480 and 706 for additional requirements for storage batteries.

Section 701.12 – Revise Section 701.12(D)(2) to read as follows:

(2) Internal Combustion Engines as Prime Mover. Where internal combustion engines are used as the prime mover, an on-site fuel supply shall be provided with an on-premises fuel supply sufficient for not less than 6 hours of full-demand operation of the system. Where power is needed for the operation of the fuel transfer pumps to deliver fuel to a generator set day tank, the pumps shall be connected to the legally required standby power system.

Informational Note: Operational requirements in other codes and regulations may specify fuel supplies that support longer durations of operation for some occupancies. See Articles 517 and 708.

Section 701.12 – Revise Exception in Section 701.12(D)(3) to read as follows:

Exception: Legally required standby generators relying on natural gas as a fuel supply where allowed by the New York City Building Code shall not be required to maintain an on-site fuel supply.

Section 701.12 – Add a new Section 701.12(D)(6) to read as follows:

(6) Grounding of Temporary Generators Connected to Building Wiring System. Temporary generators used to supply building wiring systems shall comply with 250.35(A) for separately derived systems or 250.35(B) for non-separately derived systems.

Section 701.12 – Revise Section 701.12(F) to read as follows:

(F) DELETED.

Section 701.12 – Revise Section 701.12(G) to read as follows:

(G) DELETED.

Section 701.12 – Revise Section 701.12(H) to read as follows:

(H) Fuel Cell System. Fuel cell systems used as a source of power for legally required standby systems shall be of suitable rating and capacity to supply and maintain the total load for not less than 6 hours of full-demand operation. Installation of a fuel cell system shall meet the requirements of Parts II through VIII of Article 692. Where a single fuel cell system serves as the normal supply for the building or group of buildings concerned, it shall not serve as the sole source of power for the legally required standby system.

Section 701.12 – Revise Section 701.12(I) to read as follows:

(I) DC Microgrid Systems. Microgrid systems shall not be permitted unless approved by the AHJ. Sources connected to a DC microgrid system shall be permitted where the system is capable of being isolated from all sources that are not legally required.

A DC microgrid system used as a source of power for legally required systems shall be of suitable rating and capacity to supply and maintain the total legally required load for not less than 6 hours of full-demand operation.

Where a DC microgrid system source serves as the normal supply for the building or group of buildings concerned, it shall not serve as the sole source of power for the legally required standby system.