Cbrm5 400A MCCB Circuit Breaker with Overcurrent Protection&Motor Protection&Short Circuit Protection

Name: Cbrm5 400A MCCB Circuit Breaker with Overcurrent Protection&Motor Protection&Short Circuit Protection
Brand: Yueqing Deling Mechanical & Electrical Co., Ltd
SKU: 2288806275

Zhejiang, ChinaYueqing Deling Mechanical & Electrical Co., Ltd

US$100.00

1 Piece

Sample price:US$100.00/piece.Request sample

Product profile

Breaking Capacity

Low Voltage Circuit Breakers

Operation

Electric/Manual Operation

Speed

Standard Speed

Model NO.

CBRM5 400A

Arc-extinguishing Medium

Air

Installation

Fixed

Structure

MCCB

Poles Number

3p/ 4p

Type

Circuit Breaker

Function

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

Certification

ISO9001-2000, CE, CB, CCC

Rated Operating Voltage Ue(V)

AC400V, AC415V 50Hz

Rated Insulation Voltage Ui(V)

1000

Rated Impulse Withstand Voltage Uimp(V)

8kv / 12kv

Breaking Capacity Level

C/S/L/M

Transport Package

Standard Export Wooden Case / Carton Packing

Specification

63A-800A

Trademark

D&T

Origin

China

Key features

Covers 125-800A frame size with multiple rated current options, adaptable to diverse power distribution scenarios.

Max ultimate short-circuit breaking capacity up to 100kA, reliable protection against short-circuit faults.

Supports AC380-AC690V operating voltage, applicable for low-voltage global power systems.

1000V rated insulation voltage & up to 12kV impulse withstand voltage, safe and stable operation.

Total operating cycles up to 10,000 times, durable for long-term continuous use.

3-pole & 4-pole designs available, meets single-phase & three-phase distribution demands.

Standard thermal-magnetic trip unit with stable tripping performance for overload & short-circuit protection.

L/M/H three breaking capacity levels, matches different power-level application requirements.

Up to 100mm arc distance for high-current models, efficient arc extinction to enhance safety.

Company profile

Yueqing Deling Mechanical & Electrical Co., Ltd

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤8.11h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR, EXW

About Our Factory & Business Background

AddressNo. 36, Punan 2nd Road, Yueqing Economic Development Zone, Zhejiang, China.

Plant Area27243 square meters

Number of Employees328

Registered Capital2,000,000 RMB

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 Pc

Supply Chain Partners50

Our Production Capability & Technical Expertise

Main ProductsCircuit Breakers

Production Lines21

Production MachinesAutomatic production line, Assembly line

QA/QC inspectors20 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

R&D Engineers1 people

Traceability of Raw MaterialsNo

Our Industry Experience & Global Business Record

Year of Establishment2026-03-02

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Product Q&A

Q:Are you a real manufacturer or trading company?

We are a professional electrical manufacturer with independent R&D, production and export team. We supply products for well-known brands and support OEM & ODM.

Q:Can I arrange a factory visit?

D&T specialize in circuit breakers, smart circuit breakers, MCCB, ACB, MCB, RCBO, PV grid-connected breakers and meter external operating breakers.

Q:What main electrical products do you supply?

D&T specialize in circuit breakers, smart circuit breakers, MCCB, ACB, MCB, RCBO, PV grid-connected breakers and meter external operating breakers.