

Details
- •Earthing, lightning and surge protection
- •Combined arrester for power supply systems
- •1 KOM
- •EATON
Technical specifications
SPBT12-NPE50 | Surge arresters, class T1+T2 (b+c), N-pe, Iimp=50kA

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Details
- Earthing, lightning and surge protection
- Combined arrester for power supply systems
- 1 KOM
- EATON
Technical specifications
System configuration DC
System configuration IT
System configuration TN
System configuration TN-C
System configuration TN-C-S
Lightning impulse current (10/350 µs)
50kA
System configuration TN-S
Max. continuous voltage DC
0V
System configuration TT
Max. continuous voltage AC
260V
Number of poles
1
Specific energy (W/R)
625kJ/Ohm
Construction size
1 modular spacing
Max. overcurrent protection device, parallel connection (fuse)
0A
Max. conductor cross section flexible (fine-strand)
25mm²
Max. overcurrent protection device, series connection (fuse)
0A
Mounting method
DIN rail (top hat rail) 35 mm
Test class
Type 1 + 2
Nominal voltage AC
240V
Max. conductor cross section solid (solid, stranded)
35mm²
Signalling at the device
Optic
Nominal voltage DC
0V
Voltage protection level L-N
0kV
Voltage protection level
1.4kV
System configuration other
Voltage protection level (DC+ - DC-)
0kV
Max. PV-voltage
0V
Voltage protection level L-PE
1.5kV
Voltage protection level N-PE
1.4kV
Follow current extinguishing capability
0kA
Voltage protection level (DC+/DC- - PE)
0kV
Integrated backup fuse
Degree of protection (IP)
IP20
Overcurrent protected voltage tapping
Energy-coordinated protection effect with regard to the terminal equipment
Remote signalling
Voltage switching spark gap technology