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Circuit Protection

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Circuit Protection Devices

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FuseBox 6A RCBO Type A

FuseBox 32A RCBO Type A

92 In stock
More Available within 2-3 Working Days*
SKU: RTA063230B
£10.99 £13.19
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Meter Supply Isolator with Surge Protection

Meter Supply Isolator with Surge Protection

124 In stock
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SKU: WEC440SP
£29.99 £35.99




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FuseBox 6A RCBO Type A

FuseBox 6A RCBO Type A

129 In stock
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SKU: RTA060630B
£10.99 £13.19
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Fusebox Din Rail Mounted MCB / RCBO Blank

509 In stock
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SKU: ADRB
£1.28 £1.54
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FuseBox 6A RCBO Type A

FuseBox 16A RCBO Type A

44 In stock
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SKU: RTA061630B
£10.99 £13.19
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MCUBLANK – Metal Blank for Metal Consumer Unit and TPN Boards

259 In stock
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SKU: MCUBLANK
£0.40 £0.48
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EV Consumer Unit with A Type DP C40 RCBO and SPD

EV Consumer Unit with A Type DP C40 RCBO and SPD

32 In stock
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SKU: WMRC40CSP
£32.99 £39.59
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FuseBox 6A Compact Size 30mA Curve B RCBO Type A

FuseBox 6A Compact Size 30mA Curve B RCBO Type A

29 In stock
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SKU: RTAMB06
£13.50 £16.20
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FuseBox 6A Compact Size 30mA Curve B RCBO Type A

FuseBox 32A Compact Size 30mA Curve B RCBO Type A

12 In stock
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SKU: RTAMB32
£13.50 £16.20
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FuseBox 6A RCBO Type A

FuseBox 20A RCBO Type A

111 In stock
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SKU: RTA062030B
£10.99 £13.19
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PCUBLANK - Metal Blank for Live Electrical Consumer Units and TPN Boards

PCUBLANK – Plastic Blank for Live Electrical Consumer Units and Live Electrical TPN Distribution Board

211 In stock
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SKU: PCUBLANK
£1.05 £1.26
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EV Consumer Unit with A Type DP C40 RCBO and SPD

EV Consumer Unit with A Type DP B40 RCBO and SPD

10 In stock
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SKU: WMRC40BSP
£32.99 £39.59
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Live Electrical 30mA Mini RCBO 6kA Curve B Type A 40ampLive Electrical 30mA Mini RCBO 6kA Curve B Type A 40amp

Live Electrical 30mA Mini RCBO 6kA Curve B Type A 6amp

97 In stock
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SKU: RSA106B-030
£11.99 £14.39
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WCED Metal Blank for Consumer Unit

WCED Metal Blank for Consumer Unit

155 In stock
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SKU: MEBLANK
£0.45 £0.54
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Live Electrical 30mA Mini RCBO 6kA Curve B Type A 40ampLive Electrical 30mA Mini RCBO 6kA Curve B Type A 40amp

Live Electrical 30mA Mini RCBO 6kA Curve B Type A 32amp

30 In stock
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SKU: RSA132B-030
£11.99 £14.39
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Live 30mA 6A RCBO 10kA Curve B 10 Type A

Live 30mA 32A RCBO 10kA Curve B Type A

84 In stock
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SKU: RA132B-030
£12.99 £15.59
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Live 30mA 6A RCBO 10kA Curve B 10 Type A

Live 30mA 6A RCBO 10kA Curve B Type A

46 In stock
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SKU: RA106B-030
£12.99 £15.59
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Hager 30mA compact RCBO 6kA Curve B Type A 6amp

Hager 30mA compact RCBO 6kA Curve B Type A 6amp

28 In stock
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SKU: ADA306G
£14.28 £17.14
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FuseBox 6A Compact Size 30mA Curve B RCBO Type A

FuseBox 16A Compact Size 30mA Curve B RCBO Type A

14 In stock
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SKU: RTAMB16
£13.50 £16.20
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Live Electrical Switcfuse With 80 & 100A Fuse Plus Shroud LFIS100Live Electrical Switchfuse With 80A and 100A Fuse Plus Shroud LFIS100

Live Electrical Switchfuse With 80A and 100A Fuse Plus Shroud LFIS100

1 In stock
This item cannot be back-ordered
SKU: LFIS100
£11.50 £13.80
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Showing 1–20 of 1176 results

Labels
Cobra Cable Warning Labels - Danger 230V 75x75 mm

Cobra Cable Warning Labels – Danger 230V 75×75 mm – 25 Per Roll

14 In stock
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SKU: SL/D230/7575/25
£5.75 £6.90
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Cobra Cable Warning Labels - Danger 400V 75x25 mm

Cobra Cable Warning Labels – Danger 400V 75×25 mm – 25 Per Roll

5 In stock
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SKU: SL/D400/7525/25
£3.35 £4.02
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Cobra Cable Warning Labels - Danger 400V 75x75 mm

Cobra Cable Warning Labels – Danger 400V 75×75 mm – 25 Per Roll

6 In stock
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SKU: SL/D400/7575/25
£5.75 £6.90
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Cobra Cable Warning Labels - Danger High Voltage 75x25 mm

Cobra Cable Warning Labels – Danger High Voltage 75×25 mm – 25 Per Roll

5 In stock
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SKU: SL/DHV/7525/25
£3.35 £4.02
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Cobra Cable Warning Labels - Electrical Connection 75x25 mm

Cobra Cable Warning Labels – Electrical Connection 75×25 mm – 25 Per Roll

4 In stock
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SKU: SL/EC/7525/25
£3.35 £4.02
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Cobra Cable Warning Labels - Harmonised Cable 75x75 mm

Cobra Cable Warning Labels – Harmonised Cable 75×75 mm – 25 Per Roll

5 In stock
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SKU: SL/HC/7575/25
£5.75 £6.90
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Cobra Cable Warning Labels - Danger 230V 75x25 mm

Cobra Cable Warning Labels – Danger 230V 75×25 mm – 25 Per Roll

14 In stock
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SKU: SL/D230/7525/25
£3.35 £4.02
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Cobra Cable Warning Labels - Isolate Before Open 75x75 mm

Cobra Cable Warning Labels – Isolate Before Open 75×75 mm – 25 Per Roll

5 In stock
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SKU: SL/IBO/7525/25
£5.75 £6.90
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Cobra Cable Warning Labels - Mixed Cable 75x75 mm

Cobra Cable Warning Labels – Mixed Cable 75×75 mm – 25 Per Roll

6 In stock
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SKU: SL/MC/7575/25
£5.75 £6.90
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Cobra Cable Warning Labels - Mixed Cable 75x75 mm

Cobra Cable Warning Labels – Mixed Cable 75×75 mm – 5 Per Roll

6 In stock
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SKU: SL/MC/7575/5
£2.50 £3.00
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Cobra Cable Warning Labels - Periodic Inspection 75x75 mm

Cobra Cable Warning Labels – Periodic Inspection 75×75 mm – 25 Per Roll

11 In stock
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SKU: SL/PI/7575/25
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Cobra Cable Warning Labels - RCD Test 75x25 mm

Cobra Cable Warning Labels – RCD Test 75×25 mm – 25 Per Roll

10 In stock
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SKU: SL/RCD/7575/25
£5.75 £6.90
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Selection of Consumer Units, TPN Distribution Boards, Circuit Protection, Rotary Isolators, Meter Tails, Fused Switches and Accessories.

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Circuit protection in the UK is governed by the wiring regulations outlined in the British Standard BS 7671. This standard, also known as the IET Wiring Regulations, sets out the requirements for the design, installation, and maintenance of electrical installations in the UK. Circuit protection is a crucial aspect of electrical installations to ensure the safety of people and property.

Here are some key aspects of circuit protection according to BS 7671 and the devices commonly used in the UK market:

  1. Circuit Breakers: Circuit breakers are essential devices for protecting electrical circuits. BS 7671 specifies requirements for the selection and installation of circuit breakers. They come in various types, including:
    • Miniature Circuit Breakers (MCBs): MCBs are commonly used to protect individual circuits. They trip when there’s an overload or a short circuit.
    • Residual Current Devices (RCDs): RCDs are designed to protect against electric shock. They disconnect the circuit if they detect an imbalance in current, indicating a fault.
    • Combination RCD/MCB Devices: These devices combine the functions of both MCBs and RCDs in a single unit. They are often used for socket outlets.
  2. Fuses: While less common in modern installations, fuses may still be used for circuit protection. They work by melting when there’s an excess current, breaking the circuit.
  3. Overcurrent Protection: BS 7671 requires that circuits are protected against overcurrents. This is typically achieved through the use of circuit breakers, fuses, or other protective devices.
  4. Earthing and Bonding: Proper earthing and bonding are essential for safety. This ensures that in the event of a fault, the fault current is safely directed away from people and property.
  5. Surge Protection: Surge protection devices may be required to protect against voltage surges or lightning strikes, especially for sensitive electronic equipment.
  6. Arc Fault Detection: In certain installations, arc fault detection devices may be used to detect and disconnect circuits in the presence of dangerous arc faults.
  7. Circuit Isolation: BS 7671 also specifies requirements for circuit isolation devices such as switches and isolators.
  8. Cable Sizing: The standard provides guidelines for selecting the correct cable size to ensure that the cables can safely carry the intended load without overheating.
  9. Circuit Labels and Documentation: Proper labeling and documentation of circuits are important for maintenance and safety. BS 7671 outlines requirements for labeling and record-keeping.

It’s important to note that regulations and standards may be updated over time, so it’s essential to consult the latest version of BS 7671 and any local regulations or codes that may apply to your specific location or type of installation. Additionally, electrical work should be carried out by qualified and competent electricians to ensure compliance with safety standards.

 

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