Manual

4
2. NOMENCLATURE AND FUNCTIONS
2.1. VX-2000DS Emergency Power Supply
• Up to 3 (6 ch) VX-200PS Power Supply units can be connected per VX-2000DS to supply backup DC power
to individual components.
• Automatically switches to the backup power supply when the DC power supply from the VX-200PS is
interrupted.
• Detects charging circuitry or battery failures, and transmits failure signals to the DS LINK of the TOA Voice
Evacuation Systems (VX-2000, SX-2000, and VM-3000).
• Keeps a 2 x 12 V sealed lead-acid battery charged while maintaining temperature compensation for the
charging voltage.
• Automatically disconnects the battery if its voltage reaches a discharge final level.
FUSE 40A (DC POWER OUT)
654321
EMERGENCY POWER SUPPLY VX-2000DS
PUSH ON
BATTERY
CHECK
BATTERY
POWER
MAIN
POWER
CHARGING
250V
T3.15A L
24V MAX150A
BATTERY POWER IN
( ) ( )
( )
DS – SF
FUSE
LINK SETTING
DCAC
615432615432
230V
DC POWER OUT (+) MAX 25A (DC 20V - 40V) PS IN (+) MAX 25A (DC20V - 40V)
50/60Hz 240W
THERMISTOR
CAUTION
USABLE BATTERY TYPE
NP SERIES
(MADE BY YUASA CORP.)
model VX-2000DS
1
[Front]
[Rear]
[Top]
2
3 4
5
Rear side
Front side
7 8 9 10 11 12 13 14
15
6