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ZCB Series
Zone Control Box
The Emergi-Lite® ZCB Zone Control Box is required in buildings where the path of egress for emergency lighting crosses through several areas and each area has a separate electrical circuit and breaker for lighting. In such circumstances a local power failure in one area (zone) may not trigger the emergency lighting connected to a different electrical circuit.
ZCB Series
Zone Control Box
The Emergi-Lite® ZCB Zone Control Box is required in buildings where the path of egress for emergency lighting crosses through several areas and each area has a separate electrical circuit and breaker for lighting. In such circumstances a local power failure in one area (zone) may not trigger the emergency lighting connected to a different electrical circuit.
Specifications
- The requirement for the zone control function is specified in the National Building Code of Canada and the Canadian Electrical Code:
- NBCC 9.9.12.3. (3) Lighting required in Sentence (1) shall be designed to be automatically actuated for a period of at least 30 min when the electric lighting in the affected area is interrupted.
- CEC C22.1-12 46-304 (4) Unit equipment shall be installed in such a manner that it will be automatically actuated upon failure of the power supply to the normal lighting in the area covered by that unit equipment.
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