What is the mechanical and electrical life?

The mechanical life is 20,000 operations, and the electrical life is 4,000 operations.

How should current ratings be adjusted for temperature?

Current ratings must be derated based on ambient temperature; a downrating factor of 0.8 is required if multiple breakers are mounted side by side in a small enclosure.

MCB S Series Miniature Circuit Breaker 1A-63A AC/DC Type Knb1-63

Name: MCB S Series Miniature Circuit Breaker 1A-63A AC/DC Type Knb1-63
Brand: GAONENGGELE ELECTRICAL SHARES CO.,LTD.
SKU: 623648904

Zhejiang, ChinaGAONENGGELE ELECTRICAL SHARES CO.,LTD.

US$0.62

1,000 Pieces

Sample price:US$0.62/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric Type

Model NO.

KNB1-63

Speed

High-Speed Circuit Breaker

Arc-extinguishing Medium

Air

Installation

DIN

Structure

MCB

Poles Number

1, 2, 3, 4

Type

Circuit Breaker

Function

Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection

Certification

ISO9001-2000, CE, CB, CCC

Patented

Patented Product

Release Type

B C D

ISO

ISO9001 ISO14001

Rated Working Voltage

240V/415V

Making and Breaking Capacity

3ka/4.5ka/6ka

Mechanical Life

20000

Electric Life

4000

Rated Frequency

50/60Hz

Pole

1, 2, 3, 4

Rated Working Current

1, 2, 3, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63A

Transport Package

Carton

Specification

1P 7.78x7.85x17.8mm

Trademark

KORLEN

Origin

China

HS Code

8536200000

Production Capacity

2000000/Month

Key features

Wide Current Range: Available in 1A to 63A rated current options for diverse applications.

Multiple Pole Options: Supports 1P, 2P, 3P, and 4P configurations including 1P+N and 3P+N.

High Breaking Capacity: Rated breaking capacity up to 6000A for reliable circuit protection.

Energy Limiting Class 3: Class 3 energy limiting ensures rapid arc extinction and safety.

Multiple Release Curves: Offers B, C, and D thermo-magnetic release characteristics.

DIN Rail Mounting: Easy installation on standard 35mm DIN rail with fast clip device.

Comprehensive Certifications: Certified with CE, CB, CCC, ISO9001, and ISO14001 standards.

Long Mechanical Life: Durable design with 20,000 mechanical operations and 4,000 electrical cycles.

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.