je.st

Home › breakers circuit

Tag: breakers circuit

Remote Racking System supports VCP-style circuit breakers.

2015-04-28 14:31:06| Industrial Newsroom - All News for Today

Compatible with VCP-style circuit breakers with current ratings of 1,200–3,000 A and voltage ratings of 5–15 kV, CBS ArcSafe® RRS-3 VCP automates racking procedure. Technicians can remotely rack IN or OUT medium-voltage vacuum circuit breaker from safe distance while remaining stationed outside of arc-flash boundary. When accompanied by CBS ArcSafe remote switch operator control unit, RRS-3 VCP eliminates all hazardous manual contact with gear during operation from up to 300 ft away.

Tags: system supports remote circuit

Molded Case Circuit Breakers can add 70 functions via accessories.

2015-03-06 14:31:05| Industrial Newsroom - All News for Today

As integrated, variable system, 3VA series meets all energy distribution requires for protecting cables, electrical loads, and industrial equipment against electrically induced damage and downtime. Starter protection variants are included with 3VA1 series, while 3VA2 series includes motor protection and starter protection variants. Protecting electric drives against short-circuits and overloads, 3VA2 series employs electronic trip unit that improves selective grading with downstream fuses.

Tags: add case via accessories

Marking Requirements for Circuit Breakers Used as Switches

2015-03-05 14:33:00| Electrical Construction & Maintenance

Parts I through VII of Art. 240 provide the general requirements for overcurrent protection and overcurrent protective devices not more than 1,000V, nominal. read more

Tags: requirements circuit switches marking

DIN-Rail Mount Circuit Breakers have 13 mm wide design.

2015-02-06 14:30:55| Industrial Newsroom - All News for Today

Conserving space with high-density housing, DIN-rail mounted circuit breakers are available in 3 varieties. QZ supplemental protection or UL 1077 breakers come in 1-, 2-, and 3-pole versions rated from .5–50 A, while QL branch circuit or UL 489 circuit breakers come in 1- or 2-pole variants with ratings from .5–25 A. For DC applications, QY series is rated from 1–50 A at up to 80 Vdc and carries UL489 listing.

Tags: design wide circuit mount