Optimize Safety with Circuit Breakers
Enhance reliability and safety with our advanced circuit breaker solutions, ensuring optimal performance for your electrical systems.
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Discover Reliable Circuit Breaker Supplier
Intelligent Universal Circuit Breaker
- Fully intelligent design with high breaking rating and zero arc blow for enhanced operational safety.
- Broad electrical specs: 400A-6300A rated current & 85kA-120kA ultra-high short-circuit breaking capacity.
- Flexible configurations: 3/4-pole, draw-out/fixed types, supporting reversible incoming wiring installation.
- Equipped with multi-functional intelligent controllers to realize four-remote functions (telemetry, teleadjusting, telecontrol, telecommunication).
- Complete protection features (instantaneous/short-time/long-time/earth fault) with high precision and easy parameter setting.
Molded Case Circuit Breaker
- High breaking capacity up to 100kA for efficient circuit fault interruption
- Wide frame rated current range (63A–1600A) to match diversified power applications
- Compact, lightweight and aesthetic design with outstanding safety & reliability
- Complete accessory assortment, quick installation and flexible vertical/horizontal mounting
- Complies with GB/T14048.2/IEC60947-2, integrating overload, short-circuit and undervoltage protection with isolation function
Residual Current Protection Circuit Breaker
- Comprehensive Protection: Safeguards circuits with overload, short circuit, over/under voltage, and residual current protection.
- Enhanced Safety: Provides reliable protection against ground faults and indirect human contact for personnel safety.
- Intelligent Control: Supports remote switching control via pre-payment meters, ideal for smart grid management.
- High Compatibility: Designed for wide application in DC power systems, with rated voltages up to 400V.
- Standard Compliance: Manufactured in accordance with GB/T14048.2, ensuring superior quality and performance.
Small Leakage Circuit Breaker
- Broad Compatibility: Suitable for AC 50/60Hz, 230V single-phase/400V circuits with 3A–63A rated current to match various wiring scenarios.
- Multi-Protection Integration: Features leakage, overload, and short-circuit protection to prevent personal shocks and equipment faults.
- Customizable Overvoltage Protection: Optional overvoltage protection available per user demands for upgraded circuit safety.
- Direct Personal Shock Protection: 30mA rated residual operating current delivers direct personal electric shock protection.
- Stable Circuit Control: Supports infrequent line switching and breaking in normal operation for reliable circuit management.
Advanced Circuit Breaker Technology
Advanced Circuit Breaker Technology delivers ultra-fast fault interruption, real-time monitoring, and predictive maintenance. With arc flash mitigation, remote control, and seamless smart grid integration, it boosts safety, minimizes downtime, and optimizes power distribution for industrial, utility, and renewable energy applications.
Optimize Your Electrical Safety
CHH Power's in-depth overview of circuit breakers is unmatched. Their content is both comprehensive and accessible, making complex topics approachable. Perfect for anyone looking to deepen their technical knowledge.
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Outdoor High-voltage Vacuum Circuit Breaker
- 12kV/50Hz three-phase AC outdoor design, perfect for urban/rural power grids and small power systems
- Three-phase common-box structure with SMC insulation delivers ultra-high insulation strength and stable performance
- ZW8-12G combined with an isolating switch, dual-use as a sectionalizing switch with built-in/external PT options
- Equipped with a CT23 spring operating mechanism, supporting both manual and electric operation
- Reliable switching of load current, overload current, and short-circuit current for grid safety
Outdoor High-voltage Vacuum Circuit Breaker
- 12kV/50Hz three-phase AC outdoor design, reliable switching of load, overload, and short-circuit currents.
- Perfect for substations and industrial power systems, delivering professional power protection and control.
- Adapted to frequent-operation rural power grids, with outstanding outdoor operational stability.
- Usable as a power grid sectionalizer, realizing flexible power grid segmentation and management.
- Upgradable with a controller to achieve distribution network automation for smart grid applications.
Outdoor High-voltage (Intelligent) Vacuum Circuit Breaker
- Intelligent 24KV outdoor design, ideal for 3-phase AC power distribution protection & control
- Reliable full-current breaking capacity for load, overload, and short-circuit currents
- Versatile application for substations, industrial mines & rural grids, suits frequent operations
- Maintenance-free structure with excellent outdoor environmental and anti-pollution performance
- Smart automation support, enabling remote control and fast faulty line isolation
Outdoor High-voltage Intelligent Vacuum Circuit Breaker
- Patented solid-sealed vacuum interrupter: compact, long-life, and ultra-high reliability with superior weather resistance
- Bistable permanent magnet mechanism: maintenance-free, 30000 mechanical operations for frequent working scenarios
- Eco-friendly epoxy resin encapsulation: UV/ozone resistant, sturdy, lightweight, and shatterproof
- Dual safety protection: 4 remote functions + manual emergency opening for fault emergency
- Corrosion-proof housing & interlocked disconnector: visible break, perfect for urban smart distribution network
Outdoor High-voltage Permanent Magnet Vacuum Circuit Breaker
- Vacuum arc extinction & permanent magnet mechanism, maintenance-free with reliable short-circuit interruption and precise operation sequence
- Oil/SF6-free eco-friendly epoxy insulation, excellent voltage and weather resistance for outdoor durability
- All-in-one function of protection, measurement, control & communication, real-time operation status detection
- Built-in moisture/low temperature protection, stable work in extreme conditions, with intelligent battery management
- Multi-mode control (remote/local/wireless) + communication interface, ideal for smart distribution network automation
Indoor High-voltage Vacuum Circuit Breaker
- Ideal for 12kV 50Hz three-phase system, provides reliable protection & control for power grid and industrial mining equipment.
- Supports frequent operation at rated current and multiple short-circuit current interruptions, fits high-duty scenarios.
- Integrated design of operating mechanism and breaker body, compact structure with stable performance.
- Dual installation modes: fixed mounting or trolley unit with dedicated propulsion mechanism, ultra-flexible.
- Professional indoor HV switchgear, the core protection & control unit for power system operation.
Indoor High-voltage Vacuum Circuit Breaker
- Rated 12kV 3-phase 50Hz AC, tailored for indoor high-voltage scenarios
- Complies with GB1984-89, ensuring standard and reliable quality
- 2 installation structures (integrated/split) for flexible on-site deployment
- Split ZN28A-12 adapts to mainstream fixed switchgears (GG1A(Z), XGN2A10(Z) etc.)
- Versatile matching with DC electromagnetic/spring energy storage operating mechanisms
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CHH Power's expertise in circuit breakers is exceptional. Their clear overviews and detailed functions have greatly enhanced our understanding. Highly recommended for anyone needing top-notch electrical solutions.