The power supply/amplifier shall be Alpha Communications® / Elvox™ model 836 / 936, or approved equal. Amplifier shall operate from a standard 120VAC power source. All other wiring to power supply/amplifier shall be low-voltage Class II wiring, installed as per all federal, state, and local electrical codes. Power supply/amplifier shall surface mount right to the finished wall and shall be installed in a suitable environment that is free from excessive dirt, dust, temperature, humidity, grease and water. Power supply/amplifier shall provide the intercom amplification and signaling power for proper system operation. For most secure installation, power supply should be installed into a lockable equipment cabinet/housing. The 836 / 936 is designed to be used with the 142 / 142A series switchboard apartment intercom system, as well as some other specialty applications.
Power supply/amplifier shall be installed a safe distance from any source of electrical interference.
Contractor shall observe all local and national electrical and building codes.
The Alpha Communications® 836 / 936 amplifier/power supplies are used with the 142 / 142A series switchboard intercom systems, to provide intercom amplification, call up and call down signaling and power to light the 142 / 142A lamps.
||Height: 4.55" (116mm)
Width: 5.55" (141mm)
Depth: 2.60" (67mm) from mounting surface
|Connections:||Positive Screw Terminal Connectors|