Looking for some education. What manufactures or system would comply with this. It is for an elevator lobby that is locked.
A two-way voice communication system, utilizing dedicated lines, shall be provided from each locked elevator lobby to the 24-hour staffed location on site, annunciated as to location. Operating instructions shall be posted above each
two-way communication device.
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******** ** **** ***** *** **** specifications *** *** **** ** ********* that *** ** ****.
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