The power supply shall be Alpha Communications® / S.T.R.™ model VRU, or approved equal. Amplifier shall operate from a 16VAC (40VA) U.L. Listed transformer (model T1640). All wiring to power supply shall be low-voltage Class II wiring, installed as per all federal, state, and local electrical codes.
Power supply 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 shall provide the DC signaling power for proper system operation of up to four (4) video-intercom monitor units. For most secure installation, power supply may be installed into a lockable equipment cabinet/ housing.
Contractor shall observe all local and national electrical and building codes.
The Alpha Communications® / S.T.R.™ VRU power supplies are used with the S.T.R.™ video-intercom systems, to provide DC power to operate up to four (4) video monitor units.
These VRU power supplies are designed to easily surface mount right onto the finished wall by means of customer supplied screws or the convenient plastic 'Din Rail' bracket supplied with each power supply. Connections are positive screw terminal type.
Height: 2.375" (60mm)
||Positive Screw Terminal Connectors.|