Network protection circuit breakers

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Network protection 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...
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thermal-magnetic circuit breaker
thermal-magnetic circuit breaker
AFDD+

Primary current: 10 A - 40 A

... all applicable standards. • combines three protective functions in one device • arc fault fire protection • short-circuit and overcurrent protection ...

voltage circuit breaker
voltage circuit breaker
SB6100 series

Primary current: 10 mA - 100 mA
VAC: 600 V

Special-Purpose Ground-Fault Circuit Interrupter (GFCI), Class C and Class D Industrial Shock Block (ISB) is a personnel protection device designed to meet the requirements for special-purpose GFCIs ...

thermal-magnetic circuit breaker
thermal-magnetic circuit breaker
PR series

Primary current: 80 A - 125 A
VAC: 230 V - 400 V

Circuit breakers PR121 - PR122 - PR123 - PR124 series 1- to 4-pole circuit breakers, from 80 to 125 A. B and C curves.

hydraulic-magnetic circuit breaker
hydraulic-magnetic circuit breaker
B1 series

Primary current: 1 A - 40 A
VAC: 250 V
VDC: 80 V

Circuit Breaker-B1 Series B1 series product is a hydraulic electromagnetic circuit breaker which our company design and develop by adopting international advanced technology.The ...

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ZHEJIANG BSB ELECTRICAL APPLIANCES CO.,LTD
hydraulic-magnetic circuit breaker
hydraulic-magnetic circuit breaker
B1 series

Primary current: 1 A - 40 A
VAC: 0 V - 250 V
VDC: 0 V - 80 V

Hydraulic Magnetic Circuit Breaker B1 series product is a hydraulic electromagnetic circuit breaker which our company design and develop by adopting international ...

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ZHEJIANG BSB ELECTRICAL APPLIANCES CO.,LTD
hydraulic-magnetic circuit breaker
hydraulic-magnetic circuit breaker
B2 series

Primary current: 1 A - 50 A
VAC: 0 V - 250 V
VDC: 0 V - 80 V

... other parts.The circuit breaker is used in AC50Hz/60Hz,rated voltage DC80V or AC250V equipment network circuit.It is mainly used for a variety of equipment and lines ...

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ZHEJIANG BSB ELECTRICAL APPLIANCES CO.,LTD
hydraulic-magnetic circuit breaker
hydraulic-magnetic circuit breaker
TB series

Primary current: 0.1 A - 10 A
VAC: 120 V - 240 V

... manually hold contacts closed during overcurrent or fault conditions. Slim proportions combined with added safety make the TB-Series breaker an ideal choice for datacom and PDU applications.  This ...

thermal-magnetic circuit breaker
thermal-magnetic circuit breaker
CKDB7

Primary current: 1 A - 63 A
VAC: 230, 400 V

... operating voltage(Ue)/frequency Rated withstand impulse voltage(Uimp): Protection degree: IP20 Instantaneous tripping type: B C D Instantaneous tripping type: K Rated short-circuit breaking ...

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COMESTERO SISTEMI
air-operated circuit breaker
air-operated circuit breaker
GYW1

VAC: 660, 690 V

... intelligent breakers (hereinafter referred to air circuit breakers ), are suitable for distribution networks of AC 50HZ, rated voltage up to 660V(690V)and ...

vacuum circuit breaker
vacuum circuit breaker
VAC1-36(40.5)kV

Primary current: 2,500, 2,000, 1,600, 1,250, 630 A
VAC: 40.5, 36 kV

... -100-2008 GB1984“AC M.V. Circuit Breaker”and JB3855“36-40.5kV Indoor AC M.V. Vacuum Circuit Breaker”standard. 2.Normal using condition 1) Ambient temperature≤+40℃;average ...

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Wenzhou Vacem Technology Co., Ltd
miniature circuit breaker
miniature circuit breaker
41125C

Primary current: 6,000 A
VAC: 230 V
Rating: 25 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 ...

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Elmark
hydraulic-magnetic circuit breaker
hydraulic-magnetic circuit breaker
D2R series

Primary current: 0.5 A - 100 A

Single Pole AC fitted with Plug-in Terminals Curves: • AS (Long Delay) • BS (Medium Delay) • CS (Short Delay) Mounting Options: Metric or Imperial Mounting Approvals: • IEC60947-2 • UL489 • GB140482 • EAC • CE Ratings ...

air-operated circuit breaker
air-operated circuit breaker
RDW1-2000~6300 series

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

RDW1-2000~6300 air circuit breaker, applied to power distribution network of AC50Hz,rated operational voltage up to 690V,Rated current from 400A to 6300A. It is mainly used to distribute ...

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PEOPLE ELE. APPLIANCE GROUP CO., LTD.
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