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Miniature circuit breaker

Miniature Circuit Breakers (MCBs) are protective devices designed to automatically cut off electrical current in the event of an overload or short circuit, preventing damage to the circuit and reducing the risk of fire. Compact and efficient, MCBs are an essential component in modern electrical safety management.

MCBs safeguard electrical systems by automatically disconnecting during overload or short circuit conditions. Their benefits include:
1.Safety: Prevents electric fires and equipment damage.
2.Resettable: Eliminates the need for fuse replacement.
3.Space-Saving: Compact design for efficient panel layout.
4.Targeted Protection: Offers precise protection for individual circuits.
5.Durable: Built for longevity and repeated use.
6.Adaptable: Suitable for a range of applications with various ratings.

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ZQPNLE High breaking small (leakage) circuit breaker

• ZQPNLE series miniature circuit breakers are applicable to the lines with AC 50/60Hz, rated voltage 230V, rated current 6A to 32A to protect the overload and short circuit of electrical lines. The exterior of ZQPNLE is the same as the ordinary single-pole ZQNC circuit breaker, while the interior is designed with a two-pole structure.One pole is protected, the other pole is unprotected, and the two poles are closed and disconnected at the same time, thus solving the various hidden dangers caused by the use of only one-pole switch at the single-phase end of civil residence, and really achieving safety and reliability. Therefore, it is the most ideal power distribution protector in the residential area at present.

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ZQPN High breaking miniature circuit breaker

• ZQPN series miniature circuit breakers are applicable to the lines with AC 50/60Hz, rated voltage 230V, rated current 6A to 32A to protect the overload and short circuit of electrical lines. The exterior of ZQPN is the same as the ordinary single-pole ZQNC circuit breaker, while the interior is designed with a two-pole structure.One pole is protected, the other pole is unprotected, and the two poles are closed and disconnected at the same time, thus solving the various hidden dangers caused by the use of only one-pole switch at the single-phase end of civil residence, and really achieving safety and reliability. Therefore, it is the most ideal power distribution protector in the residential area at present.

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ZQNC-125 High breaking small (leakage) circuit breaker

• ZQNC-125 high breaking small (leakage)circuit breaker is used to protect the short circuit and overload of the line.It is applicable to the lighting distribution system and the motor distribution system.Beautiful and compact appearance,light weight,excellent performance,high reliable breaking capacity,rapid tripping,high flame retardant and impact resistant plastic used for guide rail install ation shell and parts,long service life,mainly used for overload,short circuit and protection of AC 50Hz/60Hz single-pole 230V,two-pole,three-pole and four-pole 400V lines.At the same time,electrical devices and lighting lines can be switched on and off infrequently under normal conditions.

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ZQNC-125 High breaking miniature circuit breaker

• ZQNC-125 high breaking small (leakage)circuit breaker is used to protect the short circuit and overload of the line.It is applicable to the lighting distribution system and the motor distribution system.Beautiful and compact appearance,light weight,excellent performance,high reliable breaking capacity,rapid tripping,high flame retardant and impact resistant plastic used for guide rail install ation shell and parts,long service life,mainly used for overload,short circuit and protection of AC 50Hz/60Hz single-pole 230V,two-pole,three-pole and four-pole 400V lines.At the same time,electrical devices and lighting lines can be switched on and off infrequently under normal conditions.

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ZQB1LE High-breaking small leakage circuit breaker

• ZQB1LE high breaking miniature circuit breaker has the characteristics of advanced structure, reliable performance,high breaking capacity,beautiful and compact appearance,etc.The shell and three parts are made of impact-resistant and high flame retardant materials.It is suitable for places with AC 50Hz or 60Hz,rated working voltage of 415V and below and rated current of 6A to 63A.It is used for lighting of main office buildings,residences and similar buildings,overload,short circuit and leakage protection of power distribution lines and equipment,and can also be used for infrequent line switching under normal circumstances.

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ZQB1 High breaking miniature circuit breaker

• ZQB1 series high breaking miniature circuit breaker is applicable to lines with AC 50/60HZ, rated voltage 230/400V and rated current up to 63A for overload, short circuit and personal safety and equipment leakage protection.
• In addition, the electronic circuit design is advanced, the unique filtering device and chip mounting process, and the high anti-interference performance can effectively prevent the misoperation caused by the instantaneous voltage change and surge current. The circuit breaker is applicable to industrial, commercial, high-rise and civil buildings and similar places, and can also be used for infrequent on-off operations. Suitable for non-professional personnel.

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