D+H NSV 401 Manual Original página 11

Connecting / changing batteries
Batteries are capable of quickly discharging large amounts of energy in the event of a short circuit.
Exercise special caution when working to prevent damages. Wrist watches, rings and other metal objects
must be removed before working on the batteries. Only use insulated tools.
I
ON
O
OFF
Battery OK
B
A
B
A
-
+
Battery fail polarity
I
ON
O
OFF
Battery OK
99.824.04 1.4/06/21
Disconnect NSV resp. control panel from mains.
(Mains fuse or separate switch for NSV supply.)
Set battery circuit breaker to the OFF position.
WARNING! Resistance when turning the circuit breaker.
Battery monitor turns red
Position the batteries in the intended area and connect as indicated
in the connection diagram; install the enclosed fuse (BF1/80A)
between battery and battery
A
WARNING! A short circuit may occur if the cover is removed!
-
+
The cover must be in place to eliminate the risk of short circuits and electrical shocks!
If the LED blinks and an alarm has sounded, the battery has been connected with incorrect polarity, change the
battery polarity.
If the polarity is incorrect and the battery's main switch is on, the inverter will be destroyed!
Set the circuit breaker back to ON.
If the polarity is incorrect and the battery's main switch is on, the inverter will be destroyed!
Switch the power on again.
(Mains fuse or separate switch for NSV supply.)
The battery monitor must light up green
.
B
Observe the correct connection order!
1. 2. 3.
Make sure the polarity is correct!
2.
12 V / 12 Ah 12 V / 12 Ah
3.
12 V / 12 Ah 12 V / 12 Ah
1.
BF1/80A
English
2.
BF1/80A
1.
3.
Pb
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NSV 401