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MCB Miniature Circuit Breaker 6KA 20A

MCB Miniature Circuit Breaker 6KA 20A

£2.20
£2.20
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Availability: Low stock: 66 left
Vendor: Excel
Category: Circuit Breaker
Tags: Excel

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Installation & Safety

Installation must be carried out by a qualified electrician.
Ensure power is switched off before installation.
Suitable for indoor use.

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Overview

MCB Miniature Circuit Breaker 20A 6kA is engineered to provide reliable protection for electrical circuits against overloads and short circuits. With a 6kA breaking capacity, it ensures fast and safe disconnection during fault conditions, helping to protect wiring systems and connected electrical equipment.

Designed for domestic, commercial, and industrial installations, this 20A MCB offers dependable performance in a compact form. It fits seamlessly into distribution boards, making it a practical solution for safe and efficient electrical circuit management in modern systems.

Why Choose a Miniature Circuit Breaker

Choosing a 20A 6kA MCB ensures strong protection for medium-to-high load circuits where stability and safety are essential. It quickly responds to electrical faults, reducing the risk of damage and improving system reliability.

Its durable construction and efficient tripping mechanism make it a trusted component for electricians and installers. It is ideal for applications requiring consistent protection and long-term operational safety.

Key Features

  • 20A rated miniature circuit breaker
  • 6kA breaking capacity for fault protection
  • Protection against overload and short circuit
  • Compact DIN rail mounting design
  • Suitable for domestic and industrial use
  • Thermal-magnetic fast tripping system
  • Durable and long-lasting construction
  • Easy installation in distribution boards
  • Complies with electrical safety standards

Technical Specifications

  • Product Type: Miniature Circuit Breaker (MCB)
  • SKU: MCB-120B
  • Rated Current: 20A
  • Breaking Capacity: 6kA
  • Voltage Rating: Standard low voltage systems
  • Mounting Type: DIN rail mounted
  • Protection Type: Overload and short circuit
  • Application: Domestic, commercial, industrial
  • Pole Configuration: Single pole (typical use)
  • Operating Mechanism: Thermal-magnetic trip system

FAQs

1. What is a 20A MCB used for?
It is used to protect medium-high load electrical circuits from overloads and short circuits.

2. What does 6kA breaking capacity mean?
It refers to the maximum fault current the MCB can safely interrupt.

3. Can this MCB be used in homes?
Yes, it is suitable for domestic, commercial, and industrial installations.

4. Is installation complicated?
No, it is designed for easy DIN rail installation in consumer units.

5. Does it require replacement after tripping?
No, it can be reset manually once the fault is cleared.