Nomenclature and functions, Vx-2000ds emergency power supply, Front] [rear] [top – Toa VX-200PS ER User Manual
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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)
6
5
4
3
2
1
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
DC
AC
6
1
5
4
3
2
6
1
5
4
3
2
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
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