Phase circuit breakers

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Phase circuit breakers | Choosing the Right Circuit Breaker
The obvious alternative to a circuit breaker is a fuse, which seemingly offers the advantages of relatively low cost and simplicity. Technical standards will often determine whether you need to use a circuit breaker or a fuse, and although circuit breakers are more expensive and complex, they are advantageous for several reasons. These include:  The condition of a fuse is difficult to estimate and it may degrade over time whereas a circuit breaker can be regularly...
thermal-magnetic circuit breaker
thermal-magnetic circuit breaker
EFD3 series

Primary current: 0.25 A - 25 A

... EFD3 series three pole, magnetothermic breakers are used for command (start - stop) and protection of three- phase motors. Circuit breaker with adjustable magnetothermic protection and ...

vacuum circuit breaker
vacuum circuit breaker
ZN63-12~24 series

Primary current: 630 A - 1,600 A
VAC: 24 kV

... ZN63-12~24 series vacuum circuit breaker,is the latest developed circuit breaker designed by ZEEN.It can be solid pole structure or insulating bushing structure.It is an indoor switchgear ...

spring operated circuit breaker
spring operated circuit breaker
NMP2-M32

Primary current: 0.1 A - 80 A
VAC: 0 V - 690 V

... NMP2-ME series “anxele” brand motor breaker is used in circuit up to 690V,0.1 A to 32A,and 1A to 80A for protection against overload, loss of phase, short circuit of 3- phase ...

vacuum circuit breaker
vacuum circuit breaker
VAC83

Primary current: 630 A - 4,000 A
VAC: 12 kV

... VAC83 VCB is in a new type indoor switch device, which is mainly used in three- phase AC power system with rated voltage of 12kV, and rated frequency of 50-60Hz. It has the advantages of compact structure, high reliability, ...

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Wenzhou Vacem Technology Co., Ltd
air-insulated circuit breaker
air-insulated circuit breaker
AW45 series

Primary current: 0 A - 6,300 A
VAC: 400, 690 V

... AW45 Air Circuit Breaker AW45 intelligent universal low-voltage breaker : AW45 series air circuit breaker(hereinafter referred to as breaker)is suitable ...

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Andeli Group Company
magnetic circuit breaker
magnetic circuit breaker
41181C

Primary current: 6,000 A
VAC: 230 V - 400 V
Rating: 2 A - 63 A

... - Tripping curve: B, C B - The maximum current release breaks between 3 and 5 In; used to protect long circuits and generators С - The maximum current release breaks between 5 and 10 In; used to protect main power supply cables and ...

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Elmark
air-operated circuit breaker
air-operated circuit breaker
RDW5 series

Primary current: 200 A - 6,300 A
VAC: 380, 400 V

... DW5 Air Circuit breaker(ACB), is applied to power distribute network of AC 50Hz/60Hz, rated operate voltage is 400V,690V, rated current up to 6300A, is mainly applied to power distribute, transmission and generation protect, ...

thermal-magnetic circuit breaker
thermal-magnetic circuit breaker
EFD3

... , 22 - Aluminum alloy boxes - Category 2GD Triporal magnetothermal circuit breakers in the EFD3 series are used for the (start-stop) control and the protection of three- phase motors. Switch with ...

differential circuit breaker
differential circuit breaker
SUNTEK

Primary current: 25 A

... Large fridge/freezers Whole office Complete circuits House & Warehouse Max power: 25 amps Effects of Loss of Neutral In the event of loss of neutral, the single- phase voltage will rise to the three- phase ...

residual current circuit breaker
residual current circuit breaker
HT/FF

Primary current: 16 A
VAC: 230 V

... For permanent connection to equipment or extension cables, all-pole disconnection, plug in accordance with DIN VDE 0661. Technical data - Rated tripping current - 30 mA (residual current) Housing dimensions - W 240 x H 190 x D 60 mm ...

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