What is the mechanical life of the circuit breaker?

The mechanical life is up to 100,000 cycles for the GV2-ME32 series and 85,000 cycles for the GV3-ME80 series.

High-Performance 80A Motor Starter Adjustable MPCB Motor Protection Circuit Breaker

Name: High-Performance 80A Motor Starter Adjustable MPCB Motor Protection Circuit Breaker
Brand: Zhejiang C&J Electrical Holding Co., Ltd.
SKU: 2256855645

Zhejiang, ChinaZhejiang C&J Electrical Holding Co., Ltd.

US$63.53

10 Pieces

Sample price:US$49.86/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

CJV3-80H

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Vacuum

Installation

Fixed

Structure

Motor Protector

Poles Number

Type

Circuit Breaker

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)

Certification

ISO9001-2000, CE

Current

1-80A

AC Voltage

690V

Pole

3poles

Temperature

-5-+40

Standards

IEC60947-2/60947-4-1

Transport Package

Normal Exporting Package

Specification

GV3-ME80

Trademark

C&J

Origin

China

HS Code

85362000

Production Capacity

10000/Month

Key features

Wide Current Adjustment Range: Adjustable current settings from 0.1A to 80A to match specific motor requirements.

High Breaking Capacity: Rated limit short-circuit breaking capacity up to 100kA at 400V/415V.

Multi-Function Protection: Integrates isolation, overload, short circuit, and phase break protection in one unit.

Vacuum Arc Extinguishing: Utilizes vacuum medium for efficient arc extinguishing and enhanced safety.

Broad Voltage Compatibility: Rated operating voltage supports 230V to 690V AC systems.

IEC Standard Compliance: Fully compliant with IEC60947-2 and IEC60947-4-1 international standards.

Long Mechanical Life: Mechanical life up to 100,000 cycles for the GV2-ME32 series.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Zhejiang C&J Electrical Holding Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2021-02-26Average Response Time: ≤6.46h

AI-Powered supplier vetting

SummaryZhejiang C&J Electrical Holding Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It produces circuit breakers, inverters, and related electrical products, with three production lines, 6–10 quality-control staff, and stated annual miniature circuit-breaker output of 10,000,000 pieces. The supplier reports ISO 9001 management-system certification and describes CE/CB certification coverage, while an SGS audit record is valid from July 23, 2025 to July 22, 2026; the audit result is recorded as “0,” but its meaning is not defined. The company states that it serves more than 50 countries and regions and that exports represent 41%–50% of sales. It reports 50 years of combined R&D engineer experience and product intellectual-property and design-patent ownership. Evidence is insufficient to verify after-sales services, financial credibility, OEM/ODM customization, or named customer cases.

Supplier typeThe supplier is explicitly classified as both a trading company and manufacturer/factory, operates as a limited company in Zhejiang, China, and describes integrated R&D, production, sales, and electrical-product manufacturing activities.

CertificationsThe supplier reports ISO 9001 certification and states that its products undergo CE, CB, and other certification systems. An SGS audit record is listed as active from July 23, 2025 to July 22, 2026, although the recorded audit result “0” is not explained in the provided data.

R&D capabilityThe company states that inverter technology development is a core activity, maintains R&D and production functions, reports 50 years of total R&D-engineer experience, and claims intellectual-property and design-patent ownership. Specific recent product-launch data and detailed R&D service capabilities remain unknown.

Production capacityThe supplier reports precise manufacturing and testing facilities, three production lines, 6–10 quality-control staff, and annual miniature circuit-breaker output of 10,000,000 pieces. It also identifies manufacturing of circuit breakers, leakage breakers, molded-case breakers, and inverters, supporting a demonstrated production capability.

Product Q&A

Q:Are you a trading company or manufacturer?

We are professional manufacturer for low-voltage circuit breaker series products, Integrates research and development, manufacturing, processing and trade departments together. also we supply of different electrical and electronic items

Q:What is the MOQ?

The MOQ is flexible and we accept small order as trial order.

Q:What is the breaking capacity of the circuit breaker?

The rated limit short-circuit breaking capacity is up to 100kA at 400V/415V and 15kA at 690V depending on the model.

Q:What standards does the product comply with?

The GV2 circuit breaker complies with GB/T14048.2, GB/T14048.4, IEC60947-2, and 60947-4-1 standards.

Q:What is the adjustable current range?

The tuning current adjustment range varies by model, covering from 0.1A to 80A.