

Details
- •Earthing, lightning and surge protection
- •Surge protection device for power supply systems
- •1 KOM
- •ABB
Technical specifications
2CTB812121R1000 | OVR PV T1-T2 12.5-1000 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
Mounting method
DIN rail (top hat rail) 35 mm
Number of conductors (without earthing)
2
With remote signalling contact
Construction size
3 modular spacing
Nominal voltage DC
1000V
Voltage protection level L-N
-kV
Nominal discharge surge current (8/20)
20kA
Max. continuous voltage AC
1100V
Voltage protection level
3.8kV
Category type 2
Nominal voltage AC
-V
Integrated backup fuse
Max. continuous voltage DC
1000V
Signalling at the device
None
Max. conductor cross section solid (solid, stranded)
35mm²
System configuration TN
System configuration TT
Voltage protection level N-PE
-kV
Degree of protection (IP)
IP20
Max. PV-voltage
1000V
Max. discharge surge current (8/20)
40kA
System configuration TN-S
System configuration other
System configuration TN-C-S
System configuration TN-C
Max. conductor cross section flexible (fine-strand)
25mm²
System configuration DC
System configuration IT
Short-circuit breaking capacity (Isccr)
11kA