

Details
- •Earthing, lightning and surge protection
- •Lightning current arrester for power supply systems
- •1 KOM
- •ABB
Technical specifications
2CTB815101R1300 | OVR T1 3L 25-255

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Details
- Earthing, lightning and surge protection
- Lightning current arrester for power supply systems
- 1 KOM
- ABB
Technical specifications
Lightning impulse current (10/350 µs)
25kA
With remote signalling contact
Mounting method
DIN rail (top hat rail) 35 mm
Number of conductors (without earthing)
3
Voltage protection level
2.5kV
Suitable for outdoor use
Construction size
6 modular spacing
Follow current extinguishing capability
50kA
System configuration TT
System configuration DC
Max. continuous voltage AC
255V
Category type 1
System configuration TN
Integrated backup fuse
Specific energy (W/R)
-kJ/Ohm
System configuration other
Exhausting
Voltage protection level L-N
2.5kV
Voltage protection level N-PE
2.5kV
Max. conductor cross section solid (solid, stranded)
50mm²
System configuration TN-C
Signalling at the device
None
Max. conductor cross section flexible (fine-strand)
35mm²
Nominal voltage AC
230V
Degree of protection (IP)
IP20
System configuration TN-C-S
System configuration IT
Nominal discharge surge current (8/20)
25kA
System configuration TN-S