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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1883)

    Consumer Units

    Consumer Units (469)

    Circuit Protection Devices

    Circuit Protection Devices (1052)

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    EV Circuit Protection (105)

    SPD Surge Protection Devices

    SPD Surge Protection Devices (125)

    Three Phase Distribution Boards

    Three Phase Distribution Boards (93)

    Switch Fuses - Isolators

    Switch Fuses - Isolators (175)

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    Switch Gear (266)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Showing 641–660 of 2331 results

    FuseBox SPDCUKITT2TPN Fusebox SPDCUKITT2TPN Three Phase Surge Protection Kit

    Fusebox SPDCUKITT2TPN Three Phase Surge Protection Kit
    Delivery usually within 2 - 3 working days*
    SKU: SPDCUKITT2TPN
    £50.85
    FuseBox MT10B631 FuseBox MT10B631 63A Single Pole 10kA B Curve MCB

    FuseBox MT10B631 63A Single Pole 10kA B Curve MCB
    3 In Stock
    More available within 2 - 3 working days*
    SKU: MT10B631
    £3.34
    Live Electrical DCM240C 2 Pole C Curve 6kA 40A 600V DC MCB

    Live Electrical DCM240C 2 Pole C Curve 6kA 40A 600V DC MCB
    Delivery usually within 1 - 2 working days*
    SKU: DCM240C
    £9.50
    Live Electrical 3P+N 40A C Curve 30mA Type A RCBO

    Live Electrical 3P+N 40A C Curve 30mA Type A RCBO
    5 In Stock
    More available within 1 - 3 working days*
    SKU: RTN340C-030N
    £45.15
    Live Electrical CB206C 2 Pole MCB 6A C Curve

    Live Electrical | CB206C | 10kA | Curve C | 2 Pole Bi-Directional MCB | 6A
    Delivery usually within 1 - 3 working days*
    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 1 - 3 working days*
    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
    Delivery usually within 1 - 3 working days*
    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
    Delivery usually within 1 - 3 working days*
    SKU: GW70436P
    £16.71
    Live Electrical RNC40B-30N – 40A Double Pole Single Module RCBO

    Live Electrical | RNC140B-030N | 6kA 30mA | Type A B Curve | Bi-Directional Double Pole RCBO | 40A
    46 In Stock
    More available within 1 - 3 working days*
    SKU: RNC140B-030N
    £9.75
    Fusebox RTA1001002S 2 Pole 100A 100mA Type A RCD - "S" Time Delayed

    Fusebox RTA1001002S 2 Pole 100A 100mA Type A RCD – “S” Time Delayed
    15 In Stock
    More available within 1 - 3 working days*
    SKU: RTA1001002S
    £37.62
    Live Electrical RKA110B-030 10kA Type A B Curve Compact 10A Bi-Directional RCBO

    Live Electrical | RKA110B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 10A
    20 In Stock
    More available within 1 - 3 working days*
    SKU: RKA110B-030
    £11.59
    Live Electrical RKA140B-030 10kA Type A B Curve Compact 40A Bi-Directional RCBO

    Live Electrical | RKA140B-030 | 1P+N | Bi-Directional RCBO | Type A | Curve B | 10kA | 30mA | 40A
    9 In Stock
    More available within 1 - 3 working days*
    SKU: RKA140B-030
    £11.59
    Live Electrical RKA110C-030 10kA Type A C Curve Compact 10A Bi-Directional RCBO

    Live Electrical | RKA110C-030 | 1P+N | Bi-Directional RCBO | Type A | Curve C | 10kA | 30mA | 10A
    2 In Stock
    More available within 1 - 3 working days*
    SKU: RKA110C-030
    £11.59
    Live Electrical RKA120C-030 10kA Type A C Curve Compact 20A Bi-Directional RCBO

    Live Electrical | RKA120C-030 | 1P+N | Bi-Directional RCBO | Type A | Curve C | 10kA | 30mA | 20A
    1 In Stock
    More available within 1 - 3 working days*
    SKU: RKA120C-030
    £11.59
    4 Pole 100A B Type RCD 300mA

    WCED | WEV4100B-300 | Bi-Directional | B Type RCD | 4 Pole | 100A | 300mA
    Delivery usually within 1 - 3 working days*
    SKU: WEV4100B-300
    Quantity Discount
    Quantity Price
    1 £129.64
    2+ £125.75
    3+ £123.16
    £129.64
    Garo DCBOGRC16 30mA Type A Compact RCBO 16A C Curve

    Garo DCBOGRC16 30mA Type A Compact RCBO 16A C Curve
    Delivery usually within 1 - 3 working days*
    SKU: DCBOGRC16
    £10.99
    Switchtec CURDP2 20 Way Consumer Unit Relocation Kit

    Switchtec | CURDP2 | 20 Way Consumer Unit Relocation Kit | 60 DIN Terminals Push-In | 2.5–10mm
    1 In Stock
    More available within 1 - 3 working days*
    SKU: CURDP2
    £100.03
    Switchtec SMC-2520-24VDC 25A Contactor

    Switchtec SMC-2520-24VDC 25A Contactor – 2NO 24V DC Coil
    Delivery usually within 1 - 3 working days*
    SKU: SMC-2520-24VDC
    £14.56
    WCED 4 Pole Twin Screw Main Switch

    WCED | WIS4100 | 100A | 4 Pole | Twin Screw Main Switch Isolator
    Delivery usually within 1 - 3 working days*
    SKU: WIS4100
    £13.09
    Live Electrical AMR106B-100 RCBO 100mA

    Live Electrical | AMR106B-100 | 100mA Bi-Directional Type A Compact RCBO 6A B Curve
    4 In Stock
    More available within 1 - 3 working days*
    SKU: AMR106B-100
    £9.99

    Showing 641–660 of 2331 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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