B.74043121

MRCDB302 Elektronikmodul Brandschutz

Differenzstromschutzeinrichtung Typ B+ nach VDE
In Verwendung zusammen mit CTBC Messstromwandler

Product description

Modular residual current device

Type B+ according to VDE

0664-100 for fire protection

Response value 300 mA;

Cut-off frequency 20 kHz (cannot be changed)


Commissioning:

Carry out the offset adjustment

on the de-energized system.


For frequency converters

shielded converters are recommended.


Isolating properties of circuit breakers:

According to DIN EN 60947-2 Annex M

(e.g. Siemens type 3VA series)


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