What materials are used for contacts and insulation?

It uses alloy contacts with high silver content and heat-shrinkable insulating material with high strength and flame retardancy.

50AMP Circuit Breaker MCCB with IEC60947-2

Name: 50AMP Circuit Breaker MCCB with IEC60947-2
Brand: Shanghai Huakun Electrical Company Ltd.
SKU: 2043988235

Shanghai, ChinaShanghai Huakun Electrical Company Ltd.

US$16.00-25.00

1 Piece

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Manual Type

Model NO.

ARXM3-250-07

Speed

Normal Type Circuit Breaker

Arc-extinguishing Medium

Air

Installation

Fixed

Structure

MCCB

Poles Number

Type

Circuit Breaker

Function

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

Certification

CCC

Usage Category

Category a

Mechanical Life(Time)

7000

Electrical Life(Time)

1000

Arcing Distance

<50

Rated Insulation Voltage Ui (V)

1000V

Rated Impulse Withstandvoltage Uimp (V)

12kv

Rated Working Voltage Ue (V)

400V 690V

Transport Package

Carton

Specification

16A/20A/25A/32A/40A/50A/63A/80A/100A/125A

Trademark

Huakun

Origin

Shanghai, China

HS Code

85362000

Production Capacity

500000

Key features

High Breaking Capacity: Offers up to 100kA ultimate short-circuit breaking capacity for robust protection.

Multi-Level Protection: Provides overload, short circuit, undervoltage, and overvoltage protection functions.

Premium Material Construction: Features high-silver alloy contacts, heat-shrinkable insulation, and high-carbon steel mechanisms.

Flexible Installation: Supports both vertical and horizontal installation with modular accessory options.

Wide Voltage Range: Rated working voltage of 400V or 690V with 1000V insulation voltage.

Certified Compliance: Complies with IEC60947-2, GB/T14048.2, and holds CCC certification.

Extended Durability: Mechanical life of 7000 cycles and electrical life of 1000 cycles.

Company profile

Shanghai Huakun Electrical Company Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2020-10-08 CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤10.33h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShanghai Huakun Electrical Company Ltd. is a China-based limited-company factory established in 2003, operating in Shanghai’s electrical and electronics manufacturing sector. The supplier reports 376 employees, an approximately 7,000 m² manufacturing plant, eight production lines, 35 years of combined R&D-engineer experience, and 21–30 quality-control staff. It holds ISO9001:2015, ISO14001:2015, and ISO45001:2016 certifications. Its stated products include Static Var Generators, Active Power Filters, Advanced Static Var Generators, and Active Harmonic Filters, with a focus on power electronics, intelligent power systems, and smart-grid applications. Production lead time is stated as within 15 workdays in both off-peak and peak seasons. Evidence is insufficient to assess after-sales service, financial credibility, customization capability, or customer cases.

Supplier typeThe supplier is identified as a limited company and a factory in Shanghai’s manufacturing sector, with electrical and electronics as its stated commercial trade area. Its company descriptions characterize it as a national high-tech and software enterprise focused on power electronics and integrated solutions.

CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 management-system certificates, covering quality, environmental, and occupational-health-and-safety management. These stated certifications provide explicit evidence of formal management-system credentials.

R&D capabilityThe supplier states that it focuses on power electronics and integrated solutions, aims to develop accurate, stable, and environmentally friendly energy-saving devices and intelligent power systems, and reports 35 years of total R&D-engineer experience. Its listed advanced power-quality products further support an innovation-oriented technical focus.

Production capacityThe supplier reports a 7,000 m² manufacturing plant, eight production lines, and 376 employees, with lead times stated as within 15 workdays during both off-peak and peak seasons. It also reports 21–30 quality-control staff, indicating established production and quality resources.