

Details
- •Earthing, lightning and surge protection
- •Surge protection device for power supply systems
- •1 KOM
- •ABB
Technical specifications
2CTB803972R1300 | OVR T2-T3 1N 20-275 P TS QS

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Details
- Earthing, lightning and surge protection
- Surge protection device for power supply systems
- 1 KOM
- ABB
Technical specifications
Construction size
2 modular spacing
Number of conductors (without earthing)
2
With remote signalling contact
Mounting method
DIN rail (top hat rail) 35 mm
Nominal voltage AC
400V
Max. continuous voltage AC
275V
Voltage protection level
1.4kV
Nominal discharge surge current (8/20)
5kA
Signalling at the device
Optic
Category type 2
Voltage protection level L-N
0.9kV
Max. conductor cross section solid (solid, stranded)
25mm²
System configuration DC
Short-circuit breaking capacity (Isccr)
100kA
System configuration other
Max. continuous voltage DC
-V
System configuration IT
Voltage protection level N-PE
1.4kV
Max. discharge surge current (8/20)
40kA
System configuration TN-C
System configuration TT
System configuration TN-C-S
Max. conductor cross section flexible (fine-strand)
16mm²
System configuration TN-S
System configuration TN
Max. PV-voltage
-V
Degree of protection (IP)
IP20
Integrated backup fuse
Nominal voltage DC
-V