Circuit breakers

105 companies | 572 products
Circuit breakers
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motor protection circuit breaker - max. 100 kA, 400 V | PKE

Reliability and versatility that is what we look for most of the times. Well need not look further. The EATON Motor Protective Circuit Breaker PKE is truly a world...

motor protection circuit breaker - max. 50 kA, 400 V | PKZM0

The PKZM0 is a motor protective circuit breaker manufactured by Eaton. It can operate with the DIL contractor series, suitable for the configuration of motor-starter combinations.

The...

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mini circuit breaker - max. 10 000 A | 5SL

The innovative 5SL miniature circuit breaker has the same features and more as other Siemens MCBs and can be used up to 6kA. It has a striking design with color-coded, easy to recognize switching...

air circuit breaker - 630 - 6 300 A | SENTRON 3WL

Air Circuit Breakers 3WL offer a flexible design which has integrated communications technology. The flexible design along with powerful technology...

molded case circuit breaker - 16 - 1 600 A | SENTRON 3VL

Presenting a top of the line compact design, the SENTRON 3VL molded-case circuit breakers meet all requirements placed upon space-saving electrical distribution systems...

mini circuit breaker - 60 - 440 V | 5SY, 5SP

The 5SY and 5SP Miniature Circuit Breakers (MCB) are perfect for protecting plants in buildings or even in industrial applications because it functions as main switches for disconnection or isolation of plants....

mini circuit breaker - 10 - 20 A | 5SJ6…-.KS

These Miniature Circuit Breakers 5SJ6 are created with an integrated plug-in...

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air circuit breaker - max. 1 600 A | Emax E1.2 series

The SACE Emax 2 is ABB'S innovative air circuit breakers that only utilizes...

air circuit breaker - max. 2 500 A | Emax E2.2 series

The SACE Emax 2 is ABB'S innovative air circuit breakers that only utilizes...

air circuit breaker - max. 4 000 A | Emax E4.2 series

With a 6,300-A voltage capability, ABB's SACE Emax 2 is a suitable and cost-efficient apparatus...

air circuit breaker - max. 6 300 A | Emax E6.2 series

The SACE Emax 2 is ABB'S innovative air circuit breakers that only utilizes...

air circuit breaker - max. 6 300 A, IP54 | Emax series

The same height and depth is found in all of the SACE Emax circuit-breakers in both the withdrawable and fixed version. The breakers enable the construction...

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thermal circuit breaker / rocker switch type - 0.05 - 20 A, 32 - 240 VAC | TA35

The TA35 Rocker 1Pole by Schurter is a single-poled highly configurable thermal circuit...

thermal circuit breaker / bipolar / rocker switch type - 0.05 - 20 A, 60 - 240 VAC | TA35

The aspect that makes the difference between this item and other similar products available on the market are...

thermal circuit breaker / single-pole - 3 - 16 A, 48 VDC - 240 VAC | T9 series

This product is definitely designed for standard and medical applications, power supplies, HVA, UPS, industrial, medical diagnostic and household appliances....

thermal circuit breaker / single-pole - 0.05 - 16 A, 48 VDC - 240 VAC | T11 series

T11 circuit breakers are one of the ranges of components manufactured for single pole push reset function feature. These circuit breakers are in-line small...

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molded case circuit breaker - 16 - 1 600 A | DWA & DWB

The new line of WEG's modern circuit breakers features five new models. They operate from currents running from 10 to 1600A which handles most if not all...

air circuit breaker - max. 6 300 A | ABW

WEG Air Circuit Breaker ABW protects electrical circuits and related equipment so that they do not overload. It is very important to select the correct sized circuit breakers...

mini circuit breaker - 2 - 100 A | MDW & MDWH

MDW range of miniature circuit-breakers performs overload...

motor protection circuit breaker - MPW

The MPW motor-protective circuit-breakers are utilized to protect electric circuits, as well as to operate and protect motors up to 60cv (380V) or 75cv (440V). They have a high breaking capacity enabling them to be installed in applications...

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motor protection circuit breaker - MPW

With more than 50 years of solid experience and knowledge in providing aerospace applications solutions, Crouzet Aerospace produces aerospace components that guarantee maximum performance and excellent quality. With a whole line of products perfect for aerospace applications, Crouzet Aerospace is also...

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live-tank circuit breaker / high-voltage - 72.5 - 550 kV

The XD|GE breaker, which is manufactured by GE Digital Energy, is a live tank circuit breaker that has...

dead-tank circuit breaker / high-voltage - 72.5 - 800 kV

Dead Tank Circuit Breakers are medium and high voltage machines that are constructed in robust structure to enable applications...

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molded case circuit breaker - 10 - 3 000 A | 140G series

Bulletin 140G Molded Case Circuit Breakers have eight different frame sizes with a...

circuit breaker - 0.5 - 63 A | 188-J series

The circuit breakers from Bulletin 188 are best to be used in extreme conditions...

DIN rail circuit breaker - 0.5 - 40 A, 240 V | 1489-A series

The Bulletin 1492-RCD Residual Current Devices are utilized to detect earth leakage. They can be used...

thermal magnetic circuit breaker - 0.5 - 63 A | 1489-M series

Bulletin 1489-M thermal-magnetic Circuit Breakers are approved for branch circuit protection in the United...

mini circuit breaker - 0.2 - 25 A | 1492-GH, 1492-GS

The High-Density Circuit Breakers from Rockwell Automation offer single-pole circuit breakers...

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generator circuit breaker - max. 63 kA, 24 kV | HVR-63 series

The HVR-63 GCB is a generator circuit-breaker manufactured by ABB. It is ideal for retrofitting or replacing power plants with unit power of up to 180 MW. It features an...

high-voltage circuit breaker - max. 63 kA, 420 - 550 kV | DCB

The DCB with FOCS includes three functions in one device: measurement, interruption and isolation. FOCS is a Fiber Optic Current Sensor that replaces the conventional current transformer for current measurement. Integrating the FOCS into a DCB (Disconnecting...

live-tank circuit breaker / high-voltage - max. 31.5 kA, 72.5 - 84 kV | LTA

The LTA 72D1 is a live tank circuit breaker manufactured by ABB. It utilizes carbon dioxide as the insulation and arc extinguishing medium. This replaces...

live-tank circuit breaker / high-voltage - max. 31.5 kA, 36 - 72.5 kV | EDF SK

The ABB EDF SK Auto Puffer spring drive operating mechanism circuit breakers are designed for use outdoors. This high-performance...

live-tank circuit breaker / high-voltage - max. 31.5 kA, 36 - 72.5 kV | EDT SK

The combined apparatus of EDT SK relies on credible SF6 live tank breaker technology of ED type. Additionally, there is also one centralized compartment per pole having an internal...

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low-voltage circuit breaker - AR-series

AR-series power circuit breaker replacements are designed to be...

vacuum circuit breaker / medium-voltage - VR series

The VR-Series vacuum breaker replacements are designed to be electrical...

hydraulic-magnetic circuit breaker - 1U series

Eaton 1U Series Slimline hydraulic magnetic breaker gives improved reliability, safety and performance by using a patented snap action...

hydraulic-magnetic circuit breaker - 1 000 V | AM1P series

With the help or parallel wiring configuration, the AM1P facilitates 200 amperes in a 2-pole design...

hydraulic-magnetic circuit breaker - C series

Popular in outdoor locations, the C Series is ideal for use in either low or high temperature environments where...

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DIN rail circuit breaker - 0.5 - 40 A, 240 V | 1489

In purchasing equipments reliability is of utmost importance. Bulletin 1489 Industrial...

thermal circuit breaker / single-pole / mini - 0.2 - 25 A, 65 - 250 V | 1492-GH

You are looking at one of the most advanced miniature circuit breakers available on the market, for which...

thermal magnetic circuit breaker - 10 - 100 A | 1492-MC

Rockwell Automation Bulletin 1492-MC Thermal Magnetic Circuit Breakers are used for giving precise...

motor protection circuit breaker - 0.1 - 630 A | 140M

Presenting a top of the line new product. Bulletin 140M Motor Protection Circuit Breakers are...

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modular circuit breaker - 1 - 63 A

An exciting new circuit breakers were released and these circuit breakers are in Compliance with standards IEC EN 60898 or IEC 60947-2 (depending on...

mini circuit breaker - 10 - 125 A

Schneider Electric C120 modular circuit-breakers can handle nominal current ranging from 10 to 125 A and offer a range of breaking capacity and...

high-performance circuit breaker / mini - 10 - 125 A | NG125

This high-end device has a nominal current of 10 to 125A. Its operating voltage is up to 500 Vac with an insulation voltage...

high-performance circuit breaker / modular - 16 - 160 A | NG160

This unit has a rated current of 16 to 160A, rated operational voltage of 500V AC, and three possible breaking performances at 16, 25 and 35kA, and under...

mini circuit breaker - 0.5 - 63 A | C60 UL/CSA/IEC

C60 UL/CSA/IEC is one of the top circuit breakers in North American standards. This highly capable device has a rating current of 0.5 to 63A....

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mini circuit breaker - 0.5 - 63 A | C60 UL/CSA/IEC

Siemens has designed these high-quality and high-performance circuit breakers as a result of research and innovation that fits the present environmental and technological scenario....

live-tank circuit breaker / high-voltage - 75.5 - 1 425 kV | 3AP1, 3AP2

This circuit breaker has many special features including live-tank circuit breaking...

dead-tank circuit breaker / high-voltage - 38 - 245 kV | 3AP1

The exceptional features of the design of this dead-tank involves having a perceived quality of being created with...

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live-tank circuit breaker / high-voltage - max. 800 kV | GL series

Based on our experience with the S1, HGF and FXT types of circuit breakers, the improved GL300 series is safer and more reliable. It offers a new generation spring operating mechanism and tie rod that enable quick and easy onsite installation.

This range of live tank circuit breakers can be used everywhere...

dead-tank circuit breaker / high-voltage - max. 550 kV | DT series

The circuit breaker is key to substation safety and security. The high performance Alstom Grid Dead Tank circuit breaker, based on state of-the-art technology, has proven reliability. It requires almost no maintenance and is easy to install.

The SF6 Dead tank circuit breakers accommodate customer needs with high level...

generator circuit breaker - max. 28 000 A, 1 000 MW | FKG series

Whether for installations in new power plants or for refurbishment of existing ones, by using our cutting edge technology in the field of spring operating mechanisms, ALSTOM Grid offers you the perfect Generator Circuit Breaker solution for your specific needs up to 28,000 A.

The FKG1 and FKG2 Circuit breakers provide you with the perfect solution for your specific...

generator circuit breaker - FKG series

A new GCB with the latest technology does not need maintenance during the first 5 years and offers a warranty period. Unlike an old GCG that requires...

generator circuit breaker - max. 36 kV, 275 kA | PKG series

This PKG circuit breaker and load break switch are used to make power plants at 2000 MW in size easier to...

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power circuit breaker - CT 1000

With the CT contactor series from Schaltbau is an innovative contractor concept which is great for the electric arc control technologyin the market. Power contactors ,together with their style and design are completely new . It has been developed only for the purpose of attending...

vacuum circuit breaker / medium-voltage - CVB15

The CVB 15/08 series is a vacuum circuit breaker which is designed specifically to be considered as the main electrical switch and a device protecting the AC locomotives and its electrical multiple...

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vacuum circuit breaker / medium-voltage - max. 12 kV | Calix series

The 12KV VCB (CALIX) is designed for rapid auto reclosing duty with SCADA compatible control system. With an optional features like draw-out type PT, Powerpack, and an Integral...

vacuum circuit breaker / outdoor - max. 36 kV, max. 2 000 A

The CG Porcelain Clad VCB is a vacuum circuit breaker that is specifically manufactured for use in outdoor applications. This breaker...

vacuum circuit breaker / outdoor - max. 36 kV | KIOSK

The KIOSK model engineered by CG Power Systems, is an outdoor vacuum circuit breaker that is specifically created for unmanned substations...

SF6 gas insulated circuit breaker / high-voltage / interior - max. 36 kV

36 KV INDOOR SF6 GCB

Product Overview
The GCB is a high quality product which...

gas insulated circuit breaker / outdoor - 63 kV, max. 3 150 A

36 kV Outdoor GCB

Product Overview

The 36kV Outdoor GCB is specially developed and designed for rural and remote distribution networks. The product is developed to be a standalone and free standing device. The GCBs are of live tank design....

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circuit breaker with Type-2 surge arrester - 25 - 63 A, 15 - 40 kA | V-CHECK MPT


V-CHECK MPT is the range of combined transient and power frequency overvoltage protection devices (SPD+POP), compact, pre-wired, including MCB circuit breaker, Type 2 / Class II, 15 kA (8/20 μs) surges, 2 pole (P+N) and 4 pole (3P+N), for...

circuit breaker with Type-2 surge arrester - 10 - 63 A, 230 V

THE CPT CIRPROTEC V-CHECK MPT mini overvoltage protection devices belong to the range of combined transient and power frequency overvoltage product series, and are very compact,...

circuit breaker with Type-2 surge arrester - 6 - 63 A, 15 - 20 kA | V-CHECK MR

Combined transient and power frequency overvoltage protection devices (SPD+POP), complete with automatic reclosure (motorised MCB included), Type 2 / Class II, 15 kA (8/20 μs) surges, 2 pole (P+N) and 4 pole (3P+N),...

earth-leakage circuit breaker / programmable - 6 - 63 A | Overcheck

The overcheck is a coverage of programmable, motorized tools, compromises a monitoring unit and a circuit breaker. It disconnects the supply when voltage values, current or earth leakage...

earth-leakage circuit breaker / programmable - Overcheck MT

The Overcheck MT is an adjusting and motorizing device that consists of a circuit breaker and monitoring unit. The circuit breaker disconnects the supply when there is an excess...

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mini circuit breaker - 6 - 63 A | MCB series

The specialty of MCB-T or MCB-P lies in the combination of the functions of a contractor and that of a circuit breaker of the same element. MCBs generally have two options:


Closed circuit-breaker:...

earth-leakage circuit breaker - RECmaxLPD series

Self-resetting cut off device with circuit breaker and ultra-immunized earth leakage protection.

Programmable unit with display, which measures leakage currents (earth leakage protection), and orders the disconnection or reclosing...

motor-driven circuit breaker - RECmaxMP series

The RECmax MP series are motorized circuit breakers that can be linked remotely.They function as protection against shortcircuit and overload, and can also...

motor-driven circuit breaker - 80 - 250 A | MT-FDE series

The MT-FDE Series is a motor-driven circuit breaker designed to provide resistance against short circuits and overloads....

motor-driven circuit breaker - max. 63 A | MT series

The MT series motorized circuit breaker functions through securing a specified system from...

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motor protection circuit breaker - 0.1 - 32 A | M

Manual motor starters - M
• Overload and short-circuit protection.
• Overload range...

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