6ES5 955-3LC41
6ES5 955-3LF41
Spikes
≤
3 % of U
A2
≤
3% of U
A2
Protection and monitoring
Overvoltage shutdown U
A3
17 V
±
5%
17 V
±
5%
Current limiting for overload
1 to 1.5 I
AN3
1 to 1.5 I
AN3
Green LED 15 V o.k. for U
A3
LED lights up if
14.2 to 14.7 V < U
A3
< 16.1
to 17.9 V
LED lights up if
14.2 to 14.7 V <U
A3
< 16.1
to 17.9 V
Backup battery
Type
Capacity
No-load voltage
Voltage under load
Storage life
Service life in operation
(see Section 4.3.4 for backup times)
Lithium thionyl chloride
5 Ah
3.6 V
3.4 V
approx. 10 years
3 years max.
Rechargeable battery
Type
Capacity
Rated voltage
Service life in operation
(see Section 4.3.4 for backup times)
Nickel cadmium
1.2 Ah
3.6 V
6 years at 40
o
C (104
o
F)
Service life of fans
approx. 50,000 h at 40
o
C
approx. 50,000 h at 40
o
C
Weight
approx. 5.8 kg
approx. 5.8 kg
Noise emission
58 dBA
58 dBA
Environmental data
See technical specifications of
the S5-135U/155U CC
Power Supply Units
System Manual
4 - 56
C79000-B8576-C199-03