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Low Voltage Breakers 220V Thermal Magnetic MCCB Molded Case Circuit Breaker with High Quality
US$1.00-20.00
1 Piece
Product profile
Customization
AvailableBreaking Capacity
Low Voltage Circuit BreakersOperation
Electric TypeModel NO.
CM1Speed
High-Speed Circuit BreakerArc-extinguishing Medium
AirInstallation
FixedStructure
MCCBPoles Number
3 Pole;4 PoleType
Circuit BreakerFunction
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent ProtectionCertification
CE, CCCRated Current
63,125,160,200,250,400,630,800,1250,1600ADielectric Property
2500,3000VRated Current of Frame Size Inm
63,160,200,250LRated Current of The N Pole
=inRated Insulation Voltage Ui
400,500,690VUimp Rated Impulse Withstand Voltage
8000,10000VTransport Package
Export PackingSpecification
3P, 4PTrademark
GWIECOrigin
Wenzhou, Zhejiang, ChinaHS Code
8536200000Production Capacity
50000Key features
High Breaking Capacity: Offers up to 75kA ultimate short circuit breaking capacity for robust protection.
Wide Current Range: Available in rated currents from 6A to 800A with multiple frame sizes.
Versatile Installation: Supports vertical and horizontal mounting with front, rear, and plug-in connections.
Multiple Poles Options: Available in 3 Pole and 4 Pole configurations to suit various circuit needs.
Comprehensive Protection: Provides overload, short-circuit, and under-voltage protection for distribution lines.
Motor Starting Capability: Suitable for infrequent motor starting with protection against faults.
International Compliance: Meets GB14048.2 and IEC60947-2 standards with CE and CCC certifications.
Compact Design: Small size with high breaking capacity and zero arcing time for efficiency.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2017-07-19Nearest Port: ningboAverage Response Time: ≤15hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB
AI-Powered supplier vetting
SummaryYueqing Greenwich Imp & Exp Co., Ltd. is identified as a China-based manufacturer/factory and limited company located in Zhejiang, with a factory in the Qiligang/Liushi area. The supplier reports ISO 9001 certification, 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. Listed production capacities are 90,000 contactors, 210,000 circuit breakers, 30,000 switches, and 60,000 relays. Its product scope centers on electrical components including MCCBs, MCBs, contactors, relays, starters, and circuit breakers. Export activity reportedly began in 2017, with 41%–50% of sales from exports and exports conducted directly or through agents. The records provide limited evidence on after-sales service, financial credibility, innovation, customization, and customer-case depth. Trade records show one transaction associated with a Kazakhstan buyer in February 2025, but monetary figures are omitted.
Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and Limited Company, with its head office and factory located in Zhejiang, China. However, another record describes the company nature as a trading company, indicating a mixed or potentially inconsistent classification across the available data.
CertificationsThe supplier reports holding ISO 9001 certification for its management systems. This is explicit evidence of a documented quality-management certification, although no certification scope, issuing body, or validity dates are provided.
R&D capabilityThe supplier reports 6–10 years of total R&D-engineer experience, and its company description mentions continuous improvement and innovation. These provide some positive indication of development capability, but no specific patents, proprietary products, R&D projects, or new-product examples are supplied.
Production capacityThe supplier reports 10 production lines, 6–10 quality-control staff, and stated annual capacities of 90,000 contactors, 210,000 circuit breakers, 30,000 switches, and 60,000 relays. The same capacity figures appear consistently across two records, and a physical factory location plus ISO 9001 certification are reported, supporting a positive assessment of production capability.
Product Q&A
Q:What is the rated voltage range?
A:
The rated insulating voltage is up to 690V (500V for 630 type) and rated working voltage is up to 690V.
Q:What are the available current ratings?
A:
Rated currents range from 6A to 800A, with specific frames covering 12.5A up to 1600A depending on the model.
Q:Can this breaker be used for motor starting?
A:
Yes, it can be used for infrequently starting motors with protection against overload, short-circuit, and under-voltage.
Q:What are the installation options?
A:
The product can be installed vertically or horizontally and supports front, rear, and plug-in connections.
Q:What certifications does the product have?
A:
The product meets GB14048.2 and IEC60947-2 standards and holds CE and CCC certifications.
Send Inquiry
*To:
Yueqing Greenwich Imp & Exp Co., Ltd.
Yueqing Greenwich Imp & Exp Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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