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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)

Switch Gear

Switch Gear (266)

Street Lighting Circuit Protection

Street Lighting Circuit Protection (13)

Showing 481–500 of 2370 results

Live Electrical LSMC08/100 100A Main Switch 6 Way Consumer Unit

Live Electrical LSMC08/100 100A Main Switch 6 Way Consumer Unit
3 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: LSMC08/100
£25.63
Niglon RCBO1-20/30SSAX 20A Curve B 30mA A Type RCBO

Niglon RCBO1-20/30SSAX 20A Curve B 30mA A Type RCBO
17 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: RCBO1-20/30SSAX
£11.12
Fusebox RTA1001002 2 Pole 100A 100mA Type A RCD

Fusebox RTA1001002 2 Pole 100A 100mA Type A RCD
10 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: RTA1001002
£24.05
Live Electrical AMR120C-030 30mA Type A 6kA C Curve 20A Bi-Directional RCBO

Live Electrical | AMR120C-030 | 6kA 30mA | Type A C Curve | Bi-Directional RCBO | 20A
4 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: AMR120C-030
£8.66
Live Electrical RKA116C-030 10kA Type A C Curve Compact Bi-Directional 16A RCBO

Live Electrical | RKA116C-030 | 1P+N | Bi-Directional RCBO | Type A | Curve C | 10kA | 30mA | 16A
8 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: RKA116C-030
£11.59
Live Electrical CB310C Live Electrical CB310C 3 Pole 10A C Curve 10kA MCB 1

Live Electrical | CB310C | 10kA | Curve C | 3 Pole Bi-Directional MCB | 10A
10 In Stock
More available within:
Usually 1 - 2 Working Days
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SKU: CB310C
£8.37
Fusebox IT1002U 100A 2 Pole Din Rail Connector

Fusebox IT1002U 100A 2 Pole Din Rail Connector
14 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: IT1002U
£10.95
Wiska 818 CUR/L 10 Way Consumer Unit Relocation Kit

Wiska 818 CUR/L 10 Way Consumer Unit Relocation Kit
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: 10111966
£58.95
FuseBox MT10C061 FuseBox MT10C061 6A Single Pole 10kA C Curve MCB

FuseBox MT10C061 6A Single Pole 10kA C Curve MCB
20 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: MT10C061
£3.22
FuseBox MT10B203 FuseBox MT10B203 20A Triple Pole 10kA B Curve MCB

FuseBox MT10B203 20A Triple Pole 10kA B Curve MCB
27 In Stock
More available within:
Usually 2 - 3 Working Days
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SKU: MT10B203
£9.51
Hager ADC932R C32A Bidirectional RCBOHager | ADC932R | 1P+N | 6kA | 30mA | C Curve | Type A Bidirectional RCBO | 32A

Hager | ADC932R | 1P+N | 6kA | 30mA | C Curve | Type A Bidirectional RCBO | 32A
6 In Stock
More available within:
Usually 3 - 4 Working Days
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SKU: ADC932R
£19.70
Hager ADC416U Hager ADC416U RCBO 10kA C-16A 30mA Type A

Hager ADC416U RCBO 10kA C-16A 30mA Type A
5 In Stock
More available within:
Usually 3 - 4 Working Days
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SKU: ADC416U
£37.99
Live Electrical 10kA RCBO 50A Curve B Type A 30mA 1P+N

Live Electrical 10kA RCBO 50A Curve B Type A 30mA 1P+N
1 In Stock
More available within:
Usually 1 - 2 Working Days
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SKU: RA150B-030
£13.25
WCED WRT116B-030 Bi-Directional 10kA Type A 30mA RCBO Curve B 16A

WCED WRT116B-030 Bi-Directional 10kA Type A 30mA RCBO Curve B 16A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: WRT116B-030
£10.97
Live Electrical CB132D Live Electrical CB132D 32A Curve D 10kA MCB 1

Live Electrical | CB132D | 10kA | Curve D | 1 Pole Bi-Directional MCB | 32A
11 In Stock
More available within:
Usually 1 - 2 Working Days
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SKU: CB132D
£2.95
Fusebox F2004RA 4 Way Type A 63A RCD Consumer Unit

Fusebox F2004RA 4 Way Type A 63A RCD Consumer Unit
Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
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SKU: F2004RA
£33.58
FuseBox AFSS14 Fusebox AFSS14 Surface Stand Off Plate

Fusebox AFSS14 Surface Stand Off Plate
Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
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SKU: AFSS14
£12.95
Fusebox TPN03FBXFuseBox TPN03FBX Fusebox TPN03FBX 3 Way 125A Three Phase Board 2

Fusebox TPN03FBX 3 Way 125A Three Phase Board with SPD
Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
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SKU: TPN03FBX
£175.97
FuseBox MT10C162 FuseBox MT10C162 16A Double Pole 10kA C Curve MCB

FuseBox MT10C162 16A Double Pole 10kA C Curve MCB
11 In Stock
More available within:
Usually 2 - 3 Working Days
Read More
SKU: MT10C162
£6.68
FuseBox INC632 63A 2 Pole Normally Open 230V AC Modular Contactor

FuseBox INC632 63A 2 Pole Normally Open 230V AC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: INC632
£11.99

Showing 481–500 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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