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Miniature Circuit Breaker (MCB)

Miniature Circuit Breaker

Model / Order code: VL-MCB-03
1P-4P | 230/400V | 6-63A | 6kA | GB/T 10963.1 / IEC 60898-1
  • Full 1P/2P/3P/4P pole configurations
  • Dual tripping curve options: Type C and Type D
  • 6kA rated breaking capacity
  • Mechanical life 20,000 / electrical life 10,000 operations
  • Overload protection, short-circuit protection, and isolation in one device
Certified & standards-tested
GB/T 10963.1, IEC 60898-1
Quote within 24 h
Fast technical response
Samples available
Trial order before scale-up
Factory-direct supply
OEM / ODM & private label

VOLTALUME VL-MCB-03 Series Miniature Circuit Breaker — Versatile terminal-distribution protection for commercial and residential lines.

The VOLTALUME VL-MCB-03 is mainly used in AC 50Hz terminal distribution lines for commercial office buildings, residential buildings, and general industrial applications, rated up to 400V and 63A. It provides overload and short-circuit protection and can also be used for infrequent circuit switching under normal conditions — built to GB/T 10963.1 and IEC 60898-1.

Key Features

  • Full 1P/2P/3P/4P pole configurations
  • Dual tripping curve options: Type C and Type D
  • 6kA rated breaking capacity
  • Mechanical life 20,000 / electrical life 10,000 operations
  • Overload protection, short-circuit protection, and isolation in one device

Technical Specifications

ParameterValue
Rated current (In)6A / 10A / 16A / 20A / 25A / 32A / 40A / 50A / 63A
Rated voltage (Ue)230V / 400V
Working frequency50/60Hz
Tripping curveType C, Type D
Breaking capacity6kA
Poles1P / 2P / 3P / 4P
Mechanical life20,000 times
Electrical life10,000 times
Operating ambient temperature-35°C to +70°C
Pollution levelLevel 2
Protection classIP20

Applications

Commercial office building terminal distribution, residential distribution boards, general industrial applications requiring overload/short-circuit protection and isolation.

Downloads

Technical documentation for this product (datasheet, type-test report, CAD drawing) is being finalized and will be published here shortly. Need it sooner? Contact us via the Request a Quote form and our team will send it directly.

Packaging & Logistics

Packaging details, minimum order quantity, lead time and HS code for this product are being finalized and will be published here shortly. Need this information sooner? Contact us via the Request a Quote form.

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