Rev. 1 - 04/04
Video Distributor Unit
The Alpha Communications®/S.T.R.™ VBV-4 video
distributor unit is used only with the VH30ANC and
VH30CNC series 'NoCoax' video-intercom systems.
The VBV-4 is used when the video data signal from the
lobby entry camera(s) must be split (distributed) to
The VBV-4 gets its power from the NG20 DC power
supply. All VBV-4 connections are positive screw
Each VBV-4 has four (4) video data outputs. When
multiple VBV-4's are used, for systems requiring more
than four (4) outputs, multiple VBV-4 units may be
"daisy-chained" to provide outputs in multiples of four
• Easily Installs Right on Finished Wall Surface or in
Optional Junction Box
• Operates on Safe Low-Voltage Class II Wiring
• Positive Screw Terminal Connectors
Provides 4 separate amplified video data outputs
• Can be "daisy-chained" when more than 4 video outputs
2.375" (61mm) from mounting
High impact Black ABS plastic case
Positive screw terminal connectors
0-50 degrees C.
Surface-mounted (usually installed near the
system amplifier/power supply and other
system central equipment).
ARCHITECTS' AND ENGINEERS'
The video data distributor unit(s) shall be Alpha
Communications®/S.T.R.™ model VBV-4, or
approved equal, and shall provide up to four (4)
amplified video data outputs for the 'NoCoax'
video-intercom system. The VBV-4 shall be built
into a rugged high impact ABS plastic case, and
shall be powered by the model NG20 DC power
Low voltage wiring shall be used and positive
screw terminal connectors shall be provided for
installation wiring. The VBV-4 shall be mountable
right to the surface of the wall or in a customer-
supplied junction box cabinet. Contractor shall
observe all local and national electrical codes.
Copyright© 2004, Alpha Com