Is it suitable for motor starting applications?

Yes, it is suitable for infrequent switching and motor starting in AC circuits.

What standards does the product comply with?

It complies with IEC60947-2 and GB/T14048.2 standards.

Does it have isolation functions?

Yes, the circuit breaker has an isolation function.

400V 70ka 50ka Molded Case Circuit Breaker MCCB

Name: 400V 70ka 50ka Molded Case Circuit Breaker MCCB
Brand: Shanghai Huakun Electrical Company Ltd.
SKU: 2043655655

Shanghai, ChinaShanghai Huakun Electrical Company Ltd.

US$10.00-30.00

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.

ARM3-160-10

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)

8500

Electrical Life(Time)

1500

Rated Current

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

Rated Current of Frame Size

125A

Number of Poles

3p/4p

Rated Working Voltage

400V/690V

Rated Insulation Voltage

1000V

Rated Impulse Withstand Voltage

8kv

Rated Ultimate Short-Circuit Breaking Ca

35ka/50ka/70ka/100ka

Rated Service Short-Circuit Breaking Cap

22ka/35ka/50ka/70ka

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.

Versatile Voltage Ratings: Supports rated working voltages of 400V and 690V with 1000V insulation voltage.

Comprehensive Protection Functions: Provides overload, short circuit, undervoltage, and overvoltage protection.

Flexible Installation Options: Can be installed vertically or horizontally with modular accessory design.

Durable Material Construction: Features high silver content alloy contacts and heat shrinkable insulating materials.

Compliance with International Standards: Meets IEC60947-2 and GB/T14048.2 standards for safety and reliability.

Extended Mechanical Life: Guarantees 8500 mechanical operations for long-term durability.

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: ≤10.86h 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.