Siemens ISI EN 50295 - Manual (Page 104)

Siemens IK PI · 2004 6/104
AS-Interface Slaves
Overvoltage protection module
Modules with special functions
6
■
Technical specifications
■
Selection and Ordering data
■
Dimensional drawings
Overvoltage protection module
3RK1 901-1GA00
Overvoltage protection for AS-i for AUX power
• Rated discharge current ,
sn
for
curve form 8/20
- Core to PE in kA 10 10
- Core to core in kA 0.5 0.5
• Protective level U
p
at ,
sn
- Core to PE in kV £ 1.8 £ 1.8
- Core to core in V £ 100 £ 70
• Protective level U
p
at 1 kV / µs
- Core to PE in V £ 700 £ 600
- Core to core in V £ 50 £ 40
Mechanical data
• degree of protection
(with coupling module)
IP67
• Dimensions (H x W x D) in mm 80 ´ 45 ´ 25
Temperature range
• Ambient temperature in °C -25 to +85
• Storage temperature in °C -40 to +85
Design Order No.
3RK1 901-1GA00
Overvoltage protection module 3RK1 901-1GA00
N S A 00
08
7 4 5
80
2 5