S840 Series snap-action switches feature VDE-approved positive opening operation, which guarantees a reliable opening of the NC contact even when welded due to a short-circuit or overload currents . Self-cleaning, wiping contacts ensure high reliability even at low electric loads.
Features
Positive opening operation: Forced opening of NC contact even when welded, in compliance witth IEC 60947-5-1, annex K
Single-break contacts: SPDT but also SPST-NC and SPST-NO versions available. Compact design.
Precision switch: High switching accuracy and resistance to shock and vibration
Self-cleaning contacts: Constantly low contact resistance ensures high contact reliability over the entire design life of the switch
Ingress protection rating: IP40 in accordance with IEC 60529
Contact finish: Silver or gold-plated
S840 Series snap-action switches feature VDE-approved positive opening
operation, which guarantees a reliable opening of the NC contact even
when welded due to a short-circuit or overload currents . Self-cleaning,
wiping contacts ensure high reliability even at low electric loads.
Features
- Positive opening operation: Forced opening of NC contact
even when welded, in compliance witth IEC 60947-5-1, annex K
- Single-break contacts: SPDT but also SPST-NC and
SPST-NO versions available. Compact design.
- Precision switch: High switching accuracy and resistance to shock and vibration
- Self-cleaning contacts: Constantly low contact resistance
ensures high contact reliability over the entire design life of the switch
- Ingress protection rating: IP40 in accordance with IEC 60529
- Contact finish: Silver or gold-plated
