What is the maximum rated working voltage?

The rated insulation voltage is 750V, and it is applicable for circuits with a rated working voltage of 690V and below.

What types of poles are available?

The circuit breaker is available in 3P and 4P configurations to meet different circuit protection needs.

Moulded Case Circuit Breaker with Overload Protection Knm1l

Name: Moulded Case Circuit Breaker with Overload Protection Knm1l
Brand: GAONENGGELE ELECTRICAL SHARES CO.,LTD.
SKU: 623561644

Zhejiang, ChinaGAONENGGELE ELECTRICAL SHARES CO.,LTD.

US$31.60-80.40

100 Pieces

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

KNM1L

Speed

High-Speed Circuit Breaker

Arc-extinguishing Medium

Air

Installation

Fixed

Structure

Moulded Case Circuit Breaker

Poles Number

3p 4p

Type

Circuit Breaker

Function

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

Certification

ISO9001-2000, CE, CB

Rated Working Current

100A to 630A

Production Standard

IEC60947-2;GB14048.2

Rated Working Voltage

690V and Below

ISO

ISO9001 ISO14001

Transport Package

Carton

Specification

Trademark

KORLEN

Origin

Wenzhou; Zhejiang; China

HS Code

8536200000

Production Capacity

500000PCS/Year

Key features

Comprehensive Protection: Provides overload, short-circuit, overcurrent, and overvoltage protection for lines and motors.

Wide Current Range: Rated working current spans from 6A to 630A, suitable for diverse distribution needs.

Flexible Installation: Designed for both vertical and horizontal installation to fit various panel configurations.

High Voltage Rating: Rated insulation voltage of 750V and working voltage up to 690V for robust performance.

International Certifications: Certified with CE, CB, ISO9001, and ISO14001 for global market compliance and quality.

Standard Compliance: Fully complies with IEC60947-2 and GB14048.2 standards for safety and reliability.

Proven Manufacturer: Backed by over 1500 workers, 20+ patents, and advanced laboratory testing facilities.

Versatile Poles: Available in 3P and 4P configurations to match different circuit requirements.

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: ≤11.74h

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.