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Advanced Motor Protection Circuit Breaker with Integrated Overload and Short Circuit Protection
US$5.00-15.00
500 Pieces
Sample price:US$2.50/piece.Request sample
Product profile
Customization
AvailableBreaking Capacity
Low Voltage Circuit BreakersOperation
Electric TypeModel NO.
GV2Speed
Normal Type Circuit BreakerArc-extinguishing Medium
AirInstallation
DIN RailStructure
MPCBPoles Number
3Type
Circuit BreakerFunction
Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)Certification
VDE, ISO9001-2000, CE, CB, CCCDevice Type
Motor Protection Circuit Breaker (MPCB)Thermal Release
Adjustable Thermal Overload ReleaseCompliance Standards
IEC 60947-4-1 / IEC 60947-2Key Protection Feature
Phase Failure SensitivityApplication
Electric Motor Protection and ControlTransport Package
CartonSpecification
630ATrademark
Q&SOrigin
ChinaProduction Capacity
500000Key features
Integrated Motor Protection: Combines overload, short-circuit, and phase failure protection in one compact unit.
Adjustable Thermal Release: Allows accurate current setting according to the motor's rated current to avoid nuisance tripping.
Fast Magnetic Trip: Offers instantaneous response to short-circuit faults, limiting damage to motors and cables.
Phase Failure Sensitivity: Prevents overheating caused by phase loss or imbalance in three-phase systems.
DIN Rail Installation: Easy to install in motor control panels and distribution boards with a robust structure.
Certified Compliance: Complies with IEC 60947-4-1/2 and holds VDE, CE, CB, and CCC certifications.
OEM Customization: Provides OEM services including brand logo, packaging, and product labeling customization.
Versatile Application: Suitable for industrial automation, machinery, pumps, compressors, conveyors, and HVAC systems.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2013-03-10Nearest Port: NINGBO; SHANGHAIAverage Response Time: ≤24hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR, FCA
AI-Powered supplier vetting
SummaryYueqing Quansheng Electric Co., Ltd. is identified as a China-based manufacturer/factory producing circuit-protection and control products, including MCCBs, ACBs, VCBs, fireman switches, magnetic starters, and contactors. The supplier reports ISO 9001-based operations and additional product certifications such as CB, CE, and Semko. Stated annual capacity is 30,000 ACBs, 30,000 VCBs, and 200,000 MCCBs, supported by five production lines and 6–10 quality-control staff. The supplier has exported since 2013, with 90% of total sales reportedly from exports. Evidence supports manufacturing capability, export experience, quality-system certification, and product-focused R&D activity. However, the provided information does not establish after-sales service performance, financial credibility, customization capability, or named customer cases. The supplier’s company classification is somewhat inconsistent across records, which identify both a manufacturer/factory and a trading-company nature.
Supplier typeThe supplier is explicitly listed as a Manufacturer/Factory, with a stated focus on researching, producing, and manufacturing circuit breakers. However, another record classifies the company nature as a trading company, creating a classification inconsistency that should be verified.
CertificationsThe supplier reports ISO 9001 certification or an ISO 9001-based operating system, and also cites product certifications including CB, CE, and Semko. ISO 9001 is explicitly documented, while the other certifications are mentioned in the company description without certificate details.
R&D capabilityThe supplier states that it continuously researches and develops new products, has an operation system covering technical R&D, and is supported by innovative ideas and skilled professors. Its stated product focus is circuit protection, industrial control, and power management, but no R&D investment, patent, laboratory, or product-development metrics are provided.
Production capacityThe supplier reports five production lines and annual output of 30,000 ACBs, 30,000 VCBs, and 200,000 MCCBs, with 6–10 quality-control staff. It also identifies a factory location and manufacturing entity, providing explicit evidence of established production capability.
Product Q&A
Q:Are you a manufacturer or a trading company?
A:
We are a professional manufacturer specializing in high and low voltage electrical products, including MCB, MCCB, ACB, VCB, RCCB and related accessories. All products are produced in our own factories under strict quality control.
Q:What is your Minimum Order Quantity (MOQ)?
A:
Our standard MOQ is flexible and depends on the product model and packaging requirements. Small trial orders are welcome to support new customers during initial cooperation.
Q:Can you provide samples?
A:
Yes, free samples are available for most models. Customers only need to cover the shipping cost.
Q:How do you ensure product quality?
A:
All products undergo strict inspection from raw materials to final testing. We implement full-process quality control, including routine electrical performance testing and mechanical endurance verification.
Q:Do you offer OEM or private labeling services?
A:
Yes, we provide OEM customization, including brand logo, packaging, and product labeling according to customer requirements.
Send Inquiry
*To:
Yueqing Quansheng Electric Co., Ltd.
Yueqing Quansheng Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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