

Details
- •Earthing, lightning and surge protection
- •Combined arrester for power supply systems
- •1 KOM
- •ABB
Technical specifications
From same serie
2CTB815710R1900 | OVR T1-T2 3N 12.5-275s P QS

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Details
- Earthing, lightning and surge protection
- Combined arrester for power supply systems
- 1 KOM
- ABB
Technical specifications
Construction size
4 modular spacing
Mounting method
DIN rail (top hat rail) 35 mm
Exhausting
Voltage protection level
0.8kV
Lightning impulse current (10/350 µs)
12.5kA
Remote signalling
Number of poles
4
Test class
Type 1 + 2
Max. continuous voltage AC
275V
Voltage protection level L-N
1.3kV
Follow current extinguishing capability
-kA
Nominal voltage DC
-V
Nominal voltage AC
230V
Signalling at the device
None
Max. continuous voltage DC
-V
Voltage protection level N-PE
1.3kV
Max. PV-voltage
-V
Degree of protection (IP)
IP20
Integrated backup fuse
Energy-coordinated protection effect with regard to the terminal equipment
Specific energy (W/R)
-kJ/Ohm
Voltage protection level (DC+/DC- - PE)
-kV
Voltage protection level (DC+ - DC-)
-kV
Max. conductor cross section solid (solid, stranded)
35mm²
Max. conductor cross section flexible (fine-strand)
25mm²
System configuration TN
System configuration TT
Voltage protection level L-PE
1.4kV
System configuration IT
System configuration DC
System configuration TN-S
System configuration other
System configuration TN-C-S
System configuration TN-C