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Trusted Seller
SIEMENS 3VU1640-1LS00 circuit breakers
- Manufacturer: Siemens
circuit breakers SIEMENS 3VU1640-1LS00 Siemens 3VU Motor protection circuit breakers Circuit breaker 45...63 A for line protection with screw terminal Icu: 415 V 35 kA auxiliary contact: 1 NO + 1 NC About 3VU1640...
Fujian, China
Trusted Seller
SQUARE NW16H1 WA4EER43A9DGFFWXJA Circuit Breaker
- Manufacturer: SQUARE
Circuit Breaker SQUARE NW16H1 WA4EER43A9DGFFWXJA Circuit Breaker In stock ready to ship Get in touch today for a quick price. All parts come with a 12 months warranty We Can Offer： 1.PLC programmable controller (...
Fujian, China
Trusted Seller
SQUARE NW16H1 WA4ECR43F9DGFFWXJA Circuit Breaker
- Manufacturer: SQUARE
Circuit Breaker SQUARE NW16H1 WA4ECR43F9DGFFWXJA Circuit Breaker In stock ready to ship Get in touch today for a quick price. All parts come with a 12 months warranty We Can Offer： 1.PLC programmable controller (...
Fujian, China
NP-AN11 Motor breaker side auxiliary
NPAN11 REACh Declaration Description: NP-AN11 auxiliary contact block, for motor circuit breakers NPM2 and NPM3. 1NO+1NC instantaneous auxiliary contacts. Rated for operation up to 6A/690V AC and 6A/240V DC. To b...
Wenzhou, China
NP-AD0110 Motor breaker side auxiliary
Description: NP-AD0110 auxiliary contact block, for motor circuit breakers NPM2 and NPM3. 1NC fault signaling contact + 1NO instantaneous auxiliary contact. Instantaneous auxiliary contact rated for operation up ...
Wenzhou, China
NP-AD1010 Motor breaker side auxiliary
NPAD1010 REACh Declaration Description: NP-AD1010 auxiliary contact block, for motor circuit breakers NPM2 and NPM3. 1NC fault signaling contact + 1NO instantaneous auxiliary contact. Instantaneous auxiliary cont...
Wenzhou, China
NP-AE11 Motor breaker top auxiliary
NPAE11 REACh Declaration Description: NP-AE11 auxiliary contact block, for motor circuit breakers NPM2 and NPM3. 2NO instantaneous auxiliary contacts. Rated for operation up to 2A/240V AC and 1A/60V DC. To be ins...
Wenzhou, China
Trusted Seller
ETA 2210-S211-P1F2-H111-4A Magnetic Circuit Breaker
- Manufacturer: ETA
ETA 2210-S211-P1F2-H111-4A Magnetic Circuit Breaker Magnetic Circuit Breaker Our company specialized in ABB: AC800M Series Modules, DSQC Series for Industrial Robots, Bailey INFI 90,800xA, Advant OCS with Master ...
Fujian, China

Overview

Circuit breakers are essential safety devices that protect electrical circuits from damage caused by overloads or short circuits. They automatically interrupt the flow of electricity when a fault is detected, preventing potential fires and equipment damage. Circuit breakers are used in residential, commercial, and industrial settings to ensure electrical safety and reliability.

FAQ

What should I consider when buying a used circuit breaker?

Check the breaker’s amperage rating, compatibility with your electrical system, and overall condition. Ensure it has been tested and certified for safety.

How do I ensure the circuit breaker is shipped safely to my location?

Use a transport service that specializes in delicate electrical components. Ensure the breaker is well-packaged and cushioned to prevent damage during transit.

What is the maintenance schedule for a circuit breaker?

Regular maintenance includes visual inspections for signs of wear or damage, testing for proper operation, and cleaning any dust or debris from the breaker. Consult the manufacturer’s manual for detailed maintenance intervals.