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Type of residual current B

Type B switches are AC-DC sensitive at frequencies of 0 Hz (smooth residual currents) to 150 kHz. They have increased resistance to surge currents and lightning.

Type of residual current B

Type B switches are AC-DC sensitive at frequencies of 0 Hz (smooth residual currents) to 150 kHz. They have increased resistance to surge currents and lightning.

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Categories

tripping characteristic B
Switches with tripping characteristic B are the standard protection for...
tripping characteristic C
Switches with tripping characteristic C are optimised for electric circuits...

Technical informations

Type B switches are AC-DC sensitive at frequencies of 0 Hz (smooth residual currents) to 150 kHz. They have increased resistance to surge currents and lightning.