

Details
- •Earthing, lightning and surge protection
- •Surge protection device for power supply systems
- •1 KOM
- •ABB
Technical specifications
2CTB803873R3500 | OVR T2-T3 3L 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
Nominal voltage DC
-V
Mounting method
DIN rail (top hat rail) 35 mm
Voltage protection level L-N
-kV
Category type 2
Nominal voltage AC
400V
Number of conductors (without earthing)
3
Degree of protection (IP)
IP20
Construction size
3 modular spacing
Nominal discharge surge current (8/20)
5kA
Signalling at the device
Optic
Max. continuous voltage DC
-V
Max. PV-voltage
-V
With remote signalling contact
Max. continuous voltage AC
275V
Voltage protection level N-PE
-kV
System configuration TN-C
System configuration TN
System configuration IT
Max. conductor cross section flexible (fine-strand)
16mm²
Max. conductor cross section solid (solid, stranded)
25mm²
Voltage protection level
0.9kV
Integrated backup fuse
System configuration DC
Max. overcurrent protection device, series connection (fuse)
125A
Integrated short-circuit protection
Short-circuit breaking capacity (Isccr)
100kA
Leakage-current free
System configuration TN-C-S
Max. discharge surge current (8/20)
60kA
Integrated short-circuit protection selective to fuse gG
-A
Max. overcurrent protection device, parallel connection (fuse)
125A
System configuration TT
System configuration TN-S
System configuration other