

Details
- •Earthing, lightning and surge protection
- •Surge protection device for power supply systems
- •1 KOM
- •ABB
Technical specifications
2CTB803871R1700 | OVR T2 40-275 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
With remote signalling contact
Mounting method
DIN rail (top hat rail) 35 mm
Number of conductors (without earthing)
1
Nominal voltage DC
-V
Max. conductor cross section flexible (fine-strand)
16mm²
Construction size
1 modular spacing
Nominal voltage AC
230V
Max. conductor cross section solid (solid, stranded)
25mm²
Max. continuous voltage DC
-V
Voltage protection level N-PE
1.25kV
Voltage protection level
1.25kV
Signalling at the device
Optic
Max. continuous voltage AC
275V
Nominal discharge surge current (8/20)
20kA
Degree of protection (IP)
IP20
Category type 2
Max. PV-voltage
-V
Voltage protection level L-N
1.25kV
Integrated backup fuse
System configuration TN-C
System configuration IT
System configuration DC
System configuration TN-S
System configuration TT
System configuration other
System configuration TN-C-S
System configuration TN
Short-circuit breaking capacity (Isccr)
100kA
Max. discharge surge current (8/20)
40kA
Leakage-current free
Integrated short-circuit protection selective to fuse gG
-A
Max. overcurrent protection device, parallel connection (fuse)
125A
Integrated short-circuit protection
Max. overcurrent protection device, series connection (fuse)
125A