Pic.1 Structural diagram.
24V Output control input is calculated on 24V and located on the rear panel of the unit.
220V output control input is calculated on 220V and located on the rear panel of the unit as euro
socket.
3.3 Controls and indication located on the front panel description.
The appearance of the unit is shown on the pic. 2
There are following items located on the front panel:
1.
ON/OFF button
2.
Power LED. In case of power on and main voltage of 220V is it lights green.
In case of 220V loss it lights red.
3.
Batteries (Accumulator) Discharge LED lights yellow in case of battery
voltage drop less than normal value (21-22V). This LED signalize of necessity
of charge batteries. If continue to work without main power and batteries
voltage drop less than 20.5V, the unit will beep for attention, than turn off.
4.
Batteries (Accumulator) Failure LED lights up in case of batteries failure.
Need to change batteries.
Pic.2 Appearance of the unit.
3.4 Back panel inputs and outputs description.
Back panel appearance is shown on the pic. 3.
Summary of Contents for PS21
Page 1: ...VAS PS21 VAS Power supply Operation manual VAS Tronics 2016 www vastronics com...
Page 7: ...5 Appendixes Appendix 1 One or several power amplifiers main and backup power control diagram...
Page 8: ...Appendix 2 24V light signs connection diagram...
Page 9: ...Appendix 3 24V evacuation light connection diagram...
Page 10: ...Appendix 3 24V evacuation light connection diagram var 2...
