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Circuit Protection

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Deligo FWC Fuse Wire Carded 1

Fuse Wire Carded

8 In stock
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SKU: FWC
£0.83
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Live Electrical EN6060/200 Live Electrical Metal Enclosure IP65 H:600 x W:600 x D:200mm 1Live Electrical EN6060/200 Live Electrical Metal Enclosure IP65 H:600 x W:600 x D:200mm 2

Live Electrical EN6060/200 IP65 Metal Enclosure H:600 x W:600 x D:200mm

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Live Electrical EN6060/250 IP65 Metal Enclosure, 600x600x250mm, steel construction with RAL7035 epoxy powder coat, includes galvanised mounting plate and polyurethane foamed gasket for watertight sealing.Live Electrical EN6060/250 Live Electrical Metal Enclosure IP65 H:600 x W:600 x D:250mm 2

Live Electrical EN6060/250 IP65 Metal Enclosure H:600 x W:600 x D:250mm

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Live Electrical EN8060/300 IP65 Metal Enclosure, 800x600x300mm, steel construction with RAL7035 epoxy powder coat, includes galvanised mounting plate and polyurethane foamed gasket for watertight sealing.Live Electrical EN8060/300 Live Electrical Metal Enclosure IP65 H:800 x W:600 x D:300mm 2

Live Electrical EN8060/300 IP65 Metal Enclosure H:800 x W:600 x D:300mm

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£164.89
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Live Electrical EN12060/300 Live Electrical Metal Enclosure IP65 H:1200 x W:600 x D:300mm 1Live Electrical EN12060/300 Live Electrical Metal Enclosure IP65 H:1200 x W:600 x D:300mm 2

Live Electrical EN12060/300 IP65 Metal Enclosure H:1200 x W:600 x D:300mm

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SKU: EN12060/300
£258.39
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Live Electrical EN12080/300 Live Electrical Metal Enclosure IP65 H:1200 x W:800 x D:300mm 1Live Electrical EN12080/300 Live Electrical Metal Enclosure IP65 H:1200 x W:800 x D:300mm 2

Live Electrical EN12080/300 IP65 Metal Enclosure H:1200 x W:800 x D:300mm

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£303.05
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Live Electrical WS18-63 Live Electrical Single Pole 63A Rail Mount Fuse Holder Without Fuse

Live Electrical Single Pole 63A Rail Mount Fuse Holder Without Fuse

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SKU: WS18-63
£7.25
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Live Electrical SPBKEY Live Electrical 1 Way Mushroom Head Stop Push Button with Key Reset 1

Live Electrical 1 Way Mushroom Head Stop Push Button with Key Reset

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SKU: SPBKEY
£10.90
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WCED WMMS/632 WCED Metal Garage Unit - 100A Main Switch 6A/32A B MCB

WCED Metal Garage Unit – 100A Main Switch 6A/32A B MCB

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SKU: WMMS/632
£19.88
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WCED WME12/MS100 WCED 10 Way Main Switch RCBO Consumer Unit

WCED 10 Way Main Switch Consumer Unit

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SKU: WME12/MS100
£32.51
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WCED Plastic Garage Unit – 100A Main Switch 6A/16A B MCB

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SKU: WPMS04/616
£19.93
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WCED Plastic Garage Unit – 100A Main Switch 6A/20A B MCB

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WCED IP65 Plastic Garage Unit – 100A Main Switch 6A/32A B MCB

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WCED WMC110C WCED Miniature Circuit Breaker 6kA Curve C - 10A 1WCED WMC110C WCED Miniature Circuit Breaker 6kA Curve C - 10A 2

WCED Miniature Circuit Breaker 6kA Curve C – 10A

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£1.53
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WCED ARD463-030 4 Pole 63A 30mA Type A High Immunity RCD WCED ARD463-030 WCED 4 Pole 63A 30mA Type A High Immunity RCD 2

WCED ARD463-030 4 Pole 63A 30mA Type A High Immunity RCD

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£19.97

2-£18.97£1.00£19.97
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FuseBox F2048E Fusebox F2048E 48 Module Metal Enclosure

Fusebox F2048E 48 Module Metal Enclosure

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FuseBox F2017DA Fusebox F2017DA 17 Way Dual RCD Consumer Unit

Fusebox F2017DA 17 Way Dual RCD Consumer Unit

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FuseBox F2011DA Fusebox F2011DA 11 Way Dual RCD Consumer Unit

Fusebox F2011DA 11 Way Dual RCD Consumer Unit

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FuseBox F2010DXA Fusebox F2010DXA 10 Way Dual RCD With SPD

Fusebox F2010DXA 10 Way Dual RCD With SPD

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FuseBox F2027DX100 Fusebox F2027DX100 27 Way Dual RCD Consumer Unit

Fusebox F2027DX100 27 Way Dual RCD Consumer Unit

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SKU: F2027DX100
£255.00
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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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