What is the mechanical life of the circuit breaker?

The mechanical life ranges from 20,000 to 25,000 operations depending on the model.

What is the rated working current range?

The rated working current ranges from 6A to 630A.

Is this product suitable for AC 50Hz systems?

Yes, it is applicable for electricity distribution networks of AC 50Hz with a rated working voltage of 690V and below.

High Quality MCCB Circuit Breaker with CE Knm3

Name: High Quality MCCB Circuit Breaker with CE Knm3
Brand: GAONENGGELE ELECTRICAL SHARES CO.,LTD.
SKU: 623562444

Zhejiang, ChinaGAONENGGELE ELECTRICAL SHARES CO.,LTD.

Negotiable

1,000 Pieces

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Manual Type

Model NO.

KNM3

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Air

Installation

Fixed

Structure

Moulded Case Circuit Breaker

Poles Number

Type

Circuit Breaker

Function

Overcurrent Protection, Ovp(Overvoltage Protectio

Certification

VDE, ISO9001-2000, CE, CB

Transport Package

Carton

Specification

ROHS; CE; ISO

Trademark

KORLEN

Origin

Wenzhou; Zhejiang; China

Production Capacity

5000000PCS/Year

Key features

Wide Current Range: Rated working current from 6A to 630A for versatile applications.

High Breaking Capacity: Ultimate breaking capacity up to 65KA at AC 220/240V.

Flexible Installation: Can be installed vertically and horizontally for easy integration.

Multiple Certifications: Complies with CE, CB, VDE, ISO9001-2000, and IEC60947-2 standards.

Robust Protection: Provides overcurrent, overvoltage, overload, and short-circuit protection.

High Insulation Voltage: Rated insulation voltage up to 800V for safe operation.

Durable Design: Mechanical life up to 25,000 cycles and electrical life up to 8,000 cycles.

Professional Manufacturer: Factory with over 1500 workers and advanced laboratory equipment.

Company profile

Experienced TeamSelf-brandedPatents AwardedExhibition Experience

GAONENGGELE ELECTRICAL SHARES CO.,LTD.

Zhejiang, China

Business Type: Manufacturer/Factory, OtherExport Year: 2015-03-11Average Response Time: ≤10.31h

AI-Powered supplier vetting

SummaryKorlen Electric Appliances demonstrates established manufacturing and customization capabilities, operating 9 production lines and offering automated and semi-automated assembly and welding resources. It holds multiple management-system certifications, including ISO 9001, ISO 14001, and ISO 45001-related certification, as well as CCC and BSCI certifications. The supplier reports documented procedures for service capability, corrective actions, complaint handling, quality assurance, and raw-material traceability. It offers OEM and ODM services, flexible design customization, SDK availability, and has received one national science and technology progress award. However, it reports no overseas warehouse, showroom, agent, or branch, serves zero overseas countries according to the provided data, and had no new products in the past year. Customer evidence includes OEM service for popular brands and an 80%–100% repeat-buyer preference, but no Fortune 500 collaboration.

CertificationsKorlen reports ISO 9000/9001, ISO 14000/14001, OHSAS/OHSMS 18001, ISO 45001:2018, CCC, and BSCI certifications or capabilities. This provides explicit evidence of broad management-system, product-compliance, and social-responsibility certification coverage.

After-Sales capabilityThe supplier has written and followed procedures for service capability, corrective and preventive actions, and customer complaints, and reports quality assurance and raw-material traceability. However, it has no overseas warehouse, showroom, agent, or branch, so its documented service processes are stronger than its overseas physical-service coverage.

R&D capabilityThe supplier offers ODM, flexible customization, SDK availability, and reports one national science and technology progress award. Conversely, it states that no new products were developed in the past year and has only 2 R&D engineers, so the evidence supports some technical capability but not consistently strong recent innovation output.

Production capacityKorlen operates 9 production lines and lists fully automated and semi-automatic assembly and welding lines, laboratory equipment, cycle testing, environmental testing, and X-ray fluorescence analysis. It also reports lead times within 15 workdays in both peak and off-season, supporting a positive assessment of production infrastructure and stated delivery capacity.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization through both design and R&D services. This is direct evidence of broad customization capability.

Client casesThe supplier reports participation in the MATELEC offline trade show, OEM service for popular brands, and an 80%–100% preference among repeat buyers. It has not collaborated with Fortune 500 companies, and the provided data does not identify specific customer names or detailed project cases.