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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 1461–1480 of 2370 results

WCED WTPN04-125 4 Way TPN with SPDWCED WTPN04-125 4 Way TPN 3 Phase and Neutral Distribution Board with SPD

WCED WTPN04-125 4 Way TPN 3 Phase and Neutral Distribution Board with SPD
1 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: WTPN04-125
£127.34
Hager VAT10 10 Way Terminal Bar

Hager | VAT10 | Terminal Bar 10 Way with Two Support Clips
4 In Stock
More available within:
Usually 3 - 4 Working Days
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SKU: VAT10
£7.84
Garo 7 Way SPD Consumer Unit Kit

Garo SPD Consumer Unit Kit | 7 Usable Ways | 5 Type A RCBOs | Meter Tails Gland
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GS10S7C/5RCBO/KIT
£95.05
Garo 9 Way SPD Consumer Unit Kit

Garo SPD Consumer Unit Kit | 9 Usable Ways | 7 Type A RCBOs | Meter Tails Gland
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GS12S9C/7RCBO/KIT
£116.20
Garo 7 Way SPD Consumer Unit Kit Bi-Directional RCBOs

Garo SPD Consumer Unit Kit | 7 Usable Ways | 5 Bi-Directional Type A RCBOs | Meter Tails Gland
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GS10S7C/5BIRCOB/KIT
£118.32
Timeguard TX1118 15 Way SPD Consumer Unit

Timeguard | TX1118 | 15 Way Main Consumer Unit | Type 2 SPD
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: TX1118
£63.44
Timeguard TX2406 6A Type A RCBO

Timeguard | TX2406 | B Curve | 6kA | Type A RCBO | 6A
4 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: TX2406
£9.30
Timeguard TX2410 10A Type A RCBO

Timeguard | TX2410 | B Curve | 6kA | Type A RCBO | 10A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: TX2410
£9.30
Timeguard TX2420 20A Type A RCBO

Timeguard | TX2420 | B Curve | 6kA | Type A RCBO | 20A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: TX2420
£9.30
Timeguard TX2532 32A Type A Bi-Directional RCBO

Timeguard | TX2532 | B Curve | 6kA | Type A Bi-Directional RCBO | 32A
1 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: TX2532
£12.58
Deligo MC1254P6 4NO 125A 230V AC Modular Contactor

Deligo | MC1254P6 | 4NO 125A AC1 230V AC | Modular Contactor
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: MC1254P6
£81.34
Timeguard IS4N-32AC 32A 4P IP66 Rotary Isolator Switch

Timeguard | IS4N-32AC | 32A 4P IP66 | Rotary Isolator Switch
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: IS4N-32AC
£10.40
Axiom SF63N 63A 415V TPN Switch Fuse

Axiom | SF63N | 63A 415V IP54 | Three Phase Switch Fuse
1 In Stock
This item cannot be back-ordered
SKU: SF63N
£110.11
Axiom HSC80SP 100A Single Pole Fuse Cut Out

Axiom | HSC80SP | 100A Single Pole Fuse Cut Out
1 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: HSC80SP
£18.06
FuseBox MAFDD064030B 40A 30mA Mini AFDDFuseBox | MAFDD064030B | 6kA | 30mA | 40A Mini AFDD

FuseBox | MAFDD064030B | 6kA | 30mA | 40A Mini AFDD
5 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: MAFDD064030B
£79.99
Niglon SP12S-3PN/100KA Type 1+2 SPD

Niglon | SP12S-3PN/100KA | Type 1+2 Surge Protection Device | 100kA
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: SP12S-3PN/100KA
£348.01
FuseBox AGSW Grommet Strip 5m White

FuseBox | AGSW | Strip Grommet | White | 5m
5 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: AGSW
£4.68
Niglon PCU1008M SPD Consumer Unit Kit7 Way Main Switch SPD Consumer Unit with RCBOs and Tails Gland

Niglon | PCU1008M | Protego | SPD Consumer Unit Kit | 7 Usable Way | 5 Bi-Directional RCBOs
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: PCU1008M/5RCBO/BIDIR
£108.05
Niglon PCU1816M SPD Consumer Unit KitNiglon Protego SPD Consumer Unit Kit

Niglon | PCU1816M | Protego | SPD Consumer Unit Kit | 15 Usable Way | 12 Bi-Directional RCBOs
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: PCU1816M/12RCBO/BIDIR
£206.44
Live 3 Way Double Pole Busbar RCBO Consumer Unit

Live Electrical | LSMC06SRN/100 | 3 Way Metal Preconfigured Populated RCBO Consumer Unit | SPD | 3 x DP RCBOs
Available to Order
Delivery usually within 2 - 4 working days
Read More
SKU: LSMC06SRN/100
£77.42

Showing 1461–1480 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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