What is the mechanical life of the breaker?

The mechanical life varies by model, ranging from 10,000 to 50,000 operations.

Is the product suitable for motor protection?

Yes, it is specifically designed to protect lines and power apparatus, including motor overload and short-circuit protection.

What is the rated insulation voltage?

The rated insulation voltage is 750V, ensuring safety in high-voltage distribution environments.

MCCB Series Moulded Case Circuit Breaker Knm3

Name: MCCB Series Moulded Case Circuit Breaker Knm3
Brand: GAONENGGELE ELECTRICAL SHARES CO.,LTD.
SKU: 623560634

Zhejiang, ChinaGAONENGGELE ELECTRICAL SHARES CO.,LTD.

US$15.00

100 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Manual Type

Model NO.

KNM3

Speed

High-Speed Circuit Breaker

Arc-extinguishing Medium

Air

Installation

Fixed

Structure

MCCB

Poles Number

Type

Circuit Breaker

Function

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

Certification

ISO9001-2000, CE, CB, CCC

Model No

Knm1l-630

Strandards

IEC 60947-1

Rated Current

40-630A

Frequency

50/60Hz

Rated Insulation Voltage(V)

750

Rated Pulse Voltage(Kv)

Transport Package

Carton

Trademark

Korlen

Origin

China

HS Code

85362000

Production Capacity

30000PCS/Month

Key features

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

High Breaking Capacity: Ultimate short-circuit breaking capacity up to 85kA at 220/240V.

Dual Installation Mode: Can be installed vertically and horizontally for flexible application.

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

International Certifications: Complies with IEC 60947-2, CE, CB, CCC, and ISO9001-2000 standards.

Long Mechanical Life: Mechanical life reaches up to 50,000 operations for high durability.

High Insulation Voltage: Rated insulation voltage of 750V suitable for AC 50Hz distribution nets.

Multiple Poles Configuration: Available in 4-pole structure for complex 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: ≤10.23h

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.