ETIM Class
Surge protection device for power supply systems
Serie
System pro M compact
Type
OVR T2 3N 40-275 P QS
Max. continuous voltage DC (V)
350
Nominal voltage AC (V)
230
Max. continuous voltage AC (V)
275
Max. conductor cross section solid (solid, stranded) (mm²)
25
Max. conductor cross section flexible (fine-strand) (mm²)
16
Nominal discharge surge current (8/20) (kA)
20
Max. discharge surge current (8/20) (kA)
160
Short-circuit breaking capacity (Isccr) (kA)
100
Voltage protection level L-N (kV)
1.25
Voltage protection level N-PE (kV)
1.4
Voltage protection level (kV)
1.5
Integrated short-circuit protection selective to fuse gG (A)
125
Max. overcurrent protection device, parallel connection (fuse) (A)
125
Max. overcurrent protection device, series connection (fuse) (A)
125
With remote signalling contact
No
Number of conductors (without earthing)
4
System configuration DC
No
System configuration IT
No
System configuration TN
Yes
System configuration TN-C
No
System configuration TN-S
Yes
System configuration TT
Yes
System configuration other
No
System configuration TN-C-S
Yes
Integrated backup fuse
No
Integrated short-circuit protection
No
Signalling at the device
Optical
Mounting method
DIN rail (top hat rail) 35 mm
Degree of protection (IP)
IP20
Construction size
4 modular spacing
