Circuit Breakers

Cord Sets offer portable ground fault protection.
Circuit Breakers

Cord Sets offer portable ground fault protection.

Suited for industrial, commercial, and construction environments, 15 A in-line cord sets come in single- and triple-tap configurations and can be used indoors or outdoors. Portable ground fault products feature heavy-duty construction and NEMA-3R rating. LED indicator provides at-a-glance power and fault status, while recessed test and reset buttons help user avoid accidental actuation during...

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Circuit Breaker Unit offers auto reset capability.
Circuit Breakers

Circuit Breaker Unit offers auto reset capability.

Combining high-power, direct-feed breakers with discrete low-power breaker channels, Hybrid DC SMARTstart provides remote breaker cycling capabilities within same 1RU package for applications with both direct-feed high power and intermediate power requirements. Input voltage range is 38.5-72 Vdc with individual output steady state load range of 4-100 A. Device includes SNMP agent and onboard...

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Circuit Breakers

ABB Equipment to Help Strengthen South Africa's Power Grid

Largest order for transmission circuit breakers received by ABB Zurich, Switzerland, August 10, 2006 - ABB, the leading power and automation technology group, said today it has won a $30 million contract from South African utility Eskom for equipment which will help to strengthen power grid reliability. ABB will supply 275 and 400 kilovolt (kV) circuit breakers, as well as medium-voltage and...

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Rocker Switch/Circuit Breaker features overload protection.
Circuit Breakers

Rocker Switch/Circuit Breaker features overload protection.

Certified to IP66 specifications, 3131 Rocker Switch/Circuit Breaker comes in various configurations with choice of actuator types, symbols, and lighting styles. Combination soft surface rocker switch and thermal circuit breaker comes in current ratings from 0.1-20 A, with voltage ratings of 250 Vac and 32 Vdc. Circuit breaker interrupt capacity is 3,500 A at 250 Vac and 2,000 A at 32 Vdc. Rated...

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Circuit Breakers feature current range to 3,000 A.
Circuit Breakers

Circuit Breakers feature current range to 3,000 A.

Powerpact® R-frame molded case circuit breakers are offered with 80 and 100% ratings with interrupting ratings of 35, 65, and 100 kA at 480 Vac. RL3TB terminal kits for bussing are included, and 15 x 16.5 x 6.63 in. breakers are available in unit-mount models from 600-3,000 A, and I-line models up to 1,200 A. UL 489 listed circuit breakers include Micrologic® trip unit technology that...

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Circuit Breakers offer protection for dc applications.
Circuit Breakers

Circuit Breakers offer protection for dc applications.

Suitable for use on ungrounded, uninterruptible power supplies, Masterpact® NW molded case circuit breakers feature amperage ratings of 800-4,000 A and voltage ratings of 600 Vdc floating and 500 Vdc loaded. They are tested to meet UL 489 Supplement SC and IEC 60947-2 standards. Available in fixed and drawout construction, breakers are available with options for industrial and specialty...

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E-T-A Aircraft Circuit Breaker Carries UL1077 Approval
Circuit Breakers

E-T-A Aircraft Circuit Breaker Carries UL1077 Approval

Single-pole model handles 25 A < Chicago, IL, August 3, 2006> - E-T-A Circuit Breakers is pleased to announce UL 1077 approval for the 4120 Thermal Circuit Breaker, a high-performance, single pole breaker that includes a trip-free mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). Specifications The 4120 circuit breaker is designed for 115 V AC (400 Hz) or 28 V DC...

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Circuit Breakers are CE certified and RoHS compliant.
Circuit Breakers

Circuit Breakers are CE certified and RoHS compliant.

Available in 1-4 pole models, Altech® UL489 AC and DC miniature molded case circuit breakers are 17.5 mm wide. Designed for DIN rail mounting, HVACR 40Â-ºC rated breakers feature green/red positive trip indicator and 10 kA short-circuit interrupt capacity. AC breaker versions offer ratings of 32 A at 480Y/277 Vac and up to 63 A at 240 Vac, while DC version offers 125 (1 pole) and 250 V...

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ASI Now Offers Complete Range of DIN-Rail Circuit Breakers
Circuit Breakers

ASI Now Offers Complete Range of DIN-Rail Circuit Breakers

Carlisle, PA - Automation Systems Interconnect, Inc. is pleased to announce that with the recent expansion of our DIN-rail mounted circuit breakers we can now provide circuit breakers for just about all applications. The expanded circuit breaker product line now includes UL 1077 supplemental protection, UL 489 branch circuit protection and a new DC breaker family with UL489 listing. One of the...

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Aerospace Circuit Breaker weighs 150 grams.
Circuit Breakers

Aerospace Circuit Breaker weighs 150 grams.

Available in current ratings from 20-50 A on 3 phases at 200 V and 400 Hz, 5140 three-pole circuit breaker is temperature-compensated in range of -67 to +194°F and qualified to operate in ambient temperatures to 257°F. Typical life for this trip-free mechanism is 5,000 mechanical cycles and 2,500 inductive cycles. Optional auxiliary contacts provide additional signaling up to 0.5 A at...

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