The telephone extension handset intercom station(s) shall be Alpha Communications® / Elvox model 870/568 or approved equivalent and shall be molded of durable, high-impact ABS (white) plastic.
The handset shall be able to mount on a standard, single gang electrical box (or plaster ring) and shall have screw terminals for wiring hookup. A button shall be provided for door lock release. The 870/568 shall require four (4) common and one (1) selective wire, to perform intercom and door opening functions. Signaling to handset shall be done with a pleasant electronic tone signal.
Contractor shall furnish and install the required system amplifier and any related components as required for proper system operation.
Contractor shall install as per manufacturers instructions and shall observe all local and national electrical and building codes.
The Alpha Communications® / Elvox 870/568 handset telephone is designed especially for intercom and door release use and features compact modern styling and advanced design. The 870/568 is molded of high-impact flame retardant type ABS plastic and suitable for a variety of applications.
The 870/568 easily mounts right on the surface of the wall, or over a single gang electrical back box or plaster ring.
|Dimensions:||870/568 handsets are 2.50"W (64mm) x 8.75"H (223mm) x 2.25"D (58mm). All dimensions shown are for the surface wall type handset, less the coiled cord.
|Finish:||White ABS plastic|
|Microphone:||Carbon Transmitter Type
|Push Buttons||(1) with Door Opener (KEY SYMBOL) and (1) spare (LAMP SYMBOL).|