Nomenclature and functions, Vx-2000ds emergency power supply, Front] [rear] [top – Toa VX-200PS SA User Manual
Page 5: Rear side front side
5
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
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
DC POWER OUT (
+
) MAX 25A (DC 20V-40V)
PS IN (
+
) MAX 25A (DC20V-40V)
DETECT(VX-200PS)
OFF
ON
ON OFF
THERMISTOR
PS3
PS2
1,2:PS1
PS IN
5,6:PS3
3,4:PS2
EN 54-4
1134-CPD-083
1134
1
[Front]
[Rear]
[Top]
2
3
4
5
Rear side
Front side
7
8
9
10 11 12 13
14
15
16
6
17
230V
50/60Hz 240W
Note: This figure represents the VX-2000DS ER.