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Circuit Protection

Circuit Protection by Brand

Circuit Protection by Brand (1941)

Consumer Units

Consumer Units (477)

Circuit Protection Devices

Circuit Protection Devices (1068)

EV Circuit Protection

EV Circuit Protection (109)

SPD Surge Protection Devices

SPD Surge Protection Devices (124)

Three Phase Distribution Boards

Three Phase Distribution Boards (93)

Switch Fuses - Isolators

Switch Fuses - Isolators (176)

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Switch Gear (266)

Street Lighting Circuit Protection

Street Lighting Circuit Protection (13)

Showing 641–660 of 2370 results

Hager MTN106 MCB 6kA B-6

Hager MTN106 MCB 6kA B-6
3 In Stock
More available within:
Usually 3 - 4 Working Days
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SKU: MTN106
£2.45
Fusebox EV40A EV Charger Supply Unit 40A

Fusebox | EV40A | EV Charger Supply Unit | Type A RCBO | 40A
3 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: EV40A
£41.62
Live Electrical TPN16-125S Live Electrical 125 Amp 16 Way TPN Distribution Board with SPD 1

Live Electrical TPN16-125S 125 Amp 16 Way TPN Distribution Board with SPD
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: TPN16-125S
£238.68
Fusebox AFMF24 24 Module Flush Mounting Frame Kit

Fusebox AFMF24 24 Module Flush Mounting Frame Kit
1 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: AFMF24
£18.77
Fusebox EV32B EV Charger Supply Unit 32A With B Type RCD

Fusebox | EV32B | EV Charger Supply Unit | B Type 63A RCD | MCB 32A
3 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: EV32B
£137.39 £123.10
Live Electrical EN6060/300 IP65 Metal Enclosure, 600x600x300mm, steel construction with RAL7035 epoxy powder coat, featuring galvanised mounting plate and polyurethane foamed gasket for water-tight sealing.

Live Electrical EN6060/300 IP65 Metal Enclosure H:600 x W:600 x D:300mm
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: EN6060/300
£125.40
WCED WMGU04/616 Metal Garage Consumer Unit - 63A Type A RCD 6A/16A B MCBs

WCED WMGU04/616 Metal Garage Consumer Unit – 63A Type A RCD 6A/16A B MCBs
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WMGU04/616
Quantity Discount
Quantity Price
1 - 2 £25.30
3+ £24.67
5+ £24.04
10+ £23.40
£25.30
WCED 19 Way SPD Metal Consumer Unit

WCED | WME22/SP | SPD Consumer Unit | 19 Way
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WME22/SP
£51.55
Live Electrical RA220B-030 Live Electrical Double Pole Type A RCBO - Curve B - 20A 1

Live Electrical Double Pole Type A RCBO – Curve B – 20A
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: RA220B-030
£16.06
Live Electrical RA240B-030 Live Electrical Double Pole Type A RCBO - Curve B - 40A 1

Live Electrical Double Pole Type A RCBO – Curve B – 40A
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: RA240B-030
£13.99
Hager VML118SPDRK 18 Way Main Switch SPD Consumer Unit with Round Knockouts

Hager VML118SPDRK 18 Way Main Switch SPD Consumer Unit with Round Knockouts
1 In Stock
This item cannot be back-ordered
SKU: VML118SPDRK
£89.95
FuseBox SPDCUKITT2TPN Fusebox SPDCUKITT2TPN Three Phase Surge Protection Kit

Fusebox SPDCUKITT2TPN Three Phase Surge Protection Kit
Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
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SKU: SPDCUKITT2TPN
£50.85
Live Electrical DCM240C 2 Pole C Curve 6kA 40A 600V DC MCB

Live Electrical DCM240C 2 Pole C Curve 6kA 40A 600V DC MCB
Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: DCM240C
£9.50
Live Electrical 3P+N 6A C Curve 30mA Type A RCBO

Live Electrical 3P+N 6A C Curve 30mA Type A RCBO
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: RTN306C-030N
£45.15
Live Electrical CB206C 2 Pole MCB 6A C Curve

Live Electrical | CB206C | 10kA | Curve C | 2 Pole Bi-Directional MCB | 6A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: CB206C
£5.89
Live Electrical CB240C 2 Pole MCB 40A C Curve

Live Electrical | CB240C | 10kA | Curve C | 2 Pole Bi-Directional MCB | 40A
1 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: CB240C
£5.89
Live Electrical SA140/1P+N 2 Pole Type 2 SPD Surge Protection Device

Live Electrical SA140/1P+N 2 Pole Type 2 SPD Surge Protection Device
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: SA140/1P+N
£14.94
Front view of the Gewiss GW70436P 32A 4-pole rotary isolator switch with a red lockable emergency stop knob in a weather-resistant insulating enclosure.

Gewiss GW70436P 32A 4-Pole IP66/IP67/IP69 Rotary Isolator Switch
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: GW70436P
£16.71
Live Electrical ST1-12.5 4 Pole Type 1+2 SPD Surge Protection

Live Electrical | ST1-12.5 3P+N | 4 Pole | Type 1+2 SPD Surge Protection
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: ST1-12.5 3P+N
£76.70
Live Electrical RKA120B-030 20A 10kA B Curve Compact Bi-Directional RCBO For TPN Distribution Boards

Live Electrical | RKA120B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 20A
22 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: RKA120B-030
£11.59

Showing 641–660 of 2370 results

Selection of Consumer Units, TPN Distribution Boards, Circuit Protection, Rotary Isolators, Meter Tails, Fused Switches and Accessories.

18th Edition Consumer Units with built in SPD Surge Protection Device, stand alone SPD units, PEN loss, PME fault detection consumer units, Consumer units relocation boxes/kits, Three phase distribution boards with built in SPD and main switch.

Thousands of products in stock ready for next day delivery. Friendly and reliable service, competitive prices.

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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