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Class B Neutral to Earth Lightning Arrester 50KA

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Lightning Current Arresters
SPD type 1 ??? lightning current arrester N-PE module, replaceable module
To be installed in low-voltage distributions at the boundary of LPZ 0A???LPZ 1 zones and higher to prevent overvoltage effects induced during direct or indirect lightning strikes for the connection of SPD type 1 in the mode 1+1.

Technical data


Nominal voltage Un


Maximum operating voltage Uc

255 V AC

Nominal discharge current (8/20 ??s) In

50 kA

Maximum discharge current (8/20 ??s) Imax

100 kA

Lightning impulse current (10/350 ??s) Iimp

50 kA

Voltage protection level Up

1,5 kV

Response time ta

100 ns

Ability to independently switch off the following current Ifi

100 A

Short-circuit proof at maximum overcurrent protection


Maximum overcurrent protection


Degree of protection

IP 20

Range of operating temperatures

??? 40 ??C ??? + 80 ??C

Mounting on

DIN rail 35 mm

Cross-section of connected conductors
Solid min/max
Stranded min/max

ISO: 10/50 mm2 ; AWG: 7/1
ISO: 10/35 mm2 ; AWG: 7/2

Stripping length of the supply conductor

11 mm

Tightening torque

max. 4 Nm

Visual fault indication


Remote indication *

potential-free change-over contact

Remote indication contacts

250 V / 0,5 A AC, 250 V / 0,1 A DC

For Catalouge,Kindly check Attachment.


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