Cover DIN VDE 0641-21 VDE 0641-21:2011-10
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DIN VDE 0641-21 VDE 0641-21:2011-10

Electrical accessories – Circuit-breakers for overcurrent protection for household and similar installations

Part 21: Selective main circuit-breakers

Class/Status: Standard, withdrawn
Released: 2011-10
VDE Art. No.: 0641024

DIN VDE 0641-21 (VDE 0641-21) applies to selective air-break main circuit-breakers (hereafter called line voltage circuit-breaker), for operation at 50 or 60 Hz, having a rated voltage not exceeding 440 V (between the line conductors), a rated current not exceeding 125 A and rated short-circuit capacity not exceeding 50 000 A.
Such circuit-breakers are intended for overcurrent protection of cables installed in buildings and for similar purposes.

Standard:

DIN VDE 0641-21 VDE 0641-21:2018-09

Electrical accessories – Circuit-breakers for overcurrent protection for household and similar installations

Part 21: Selective main circuit-breakers

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184.97 € 
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