// CODE SNIPPET
§4810-01 Means of Egress in Pre-Existing Facilities
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(a) Scope. This section consolidates the Fire Prevention Code and former rules in effect on June 30, 2008, that are applicable to the design and installation of means of egress in pre-existing facilities.
(b) Definitions. Reserved
(c) General Provisions. Pre-existing facilities with means of egress the design and installation of which would not be allowed or approved under the Fire Code, but that, pursuant to FC102.3 and R102-01, may be continued with respect to such means of egress under the applicable laws, rules and regulations in effect prior to the Fire Code, shall continue to comply with the provisions of such laws, rules and regulations, including former Fire Department rule 3 RCNY 17-05, until such time as such facilities may be required to comply with the Fire Code and the rules with respect to the design and installation of such means of egress.
(d) Electro-Magnetic Door Holders.
(1) Former Fire Department Rule 3 RCNY §17-05
§17-05 Voluntary Installation of Electro-Magnetic Door Holders.
(a) Scope. To provide rules for the installation of electro-magnetic door holders or similar approved devices and to carry out the provisions of the Board of Standards and Appeals resolution as adopted under Cal. 109-63 S.A., printed in Bulletin No. 11, Vol. L, dated March 18, 1965.
Approved. "Approved" shall mean by the Board of Standards and Appeals and bearing the label indicating such approval.
Electro-Magnetic Door Holders. "Electro-magnetic door holders" are a hold-open device for swinging fire doors to be utilized with approved self-closing door closers and automatic detection, or sensing devices, and/or approved interior fire alarm system, whichever applies.
Voluntary Installations. "Voluntary installations" are installations which are not required by any law, regulations, or violation.
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(d) Permissible installations.
(1) Electro-magnetic door holders may only be installed for double swinging fire and smoke barrier doors installed by order of the Fire Department to sub-divide corridors for fire and smoke barriers.
(2) Where other doors are required to be closed, or to be self-closing by any provisions of the Administrative Code, the installation of such devices may only be made after the Board of Standards and Appeals has granted permission for specific locations.
(e) Electrical requirements.
(1) The electro-magnetic device shall be so interconnected that the operation of the interior fire alarm system shall de-energize the device thereby permitting the doors to close.
(2) The control system shall be of a closed circuit type.
(3) The control release panel which shall consist of relays, terminal plates, etc., of approved type mounted in an approved manner.
(4) A master relay shall be installed to lock the system in a non-operating condition until set manually.
(5) For every fifteen electro-magnetic door holders a separate contact or relay shall be installed.
(6) A trouble relay which will indicate any defects in the control system shall be provided. A trouble bell shall be installed which will indicate any defects and shall be actuated by the trouble relay. Such system shall be connected to the house side of the current transformer buss, through an approved cut-out without use of transformers, or rectifiers utilizing 120-208 volt service.
(7) A test means shall be provided to test the system and to operate the system manually.
(8) The equipment and installation shall be in conformance with interior fire alarm requirements and as stated in the Board of Standards and Appeals rules governing the installation of interior fire alarm systems (§ 811 of the B.S.A. rules).
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