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    Circuit Protection

    Circuit Protection by Brand

    Circuit Protection by Brand (1874)

    Consumer Units

    Consumer Units (448)

    Circuit Protection Devices

    Circuit Protection Devices (1038)

    EV Circuit Protection

    EV Circuit Protection (107)

    SPD Surge Protection Devices

    SPD Surge Protection Devices (121)

    Three Phase Distribution Boards

    Three Phase Distribution Boards (90)

    Switch Fuses - Isolators

    Switch Fuses - Isolators (158)

    Switch Gear

    Switch Gear (259)

    Street Lighting Circuit Protection

    Street Lighting Circuit Protection (13)

    Live Electrical LEV432SP-P IP65 EV Consumer Unit C32 RCBO + Type 2 SPD + Busbar

    Live Electrical LEV432SP-P IP65 EV Consumer Unit C32 RCBO + Type 2 SPD + Busbar
    21 in stock
    More available within 1 - 2 working days *
    SKU: LEV432SP-P
    Quantity Discount
    Quantity Price
    1 - 2 £30.99
    3+ £29.44
    5+ £28.67
    10+ £26.96
    20+ £25.41
    £30.99
    WCED WT1M Rail Mounted Digital Timer

    WCED WT1M Rail Mounted Digital Timer
    Delivery usually within 1 - 3 working days *
    SKU: WT1M
    £18.20
    Hager VM10810KSPD 18 Way Design 30 SPD Consumer Unit

    Hager VM11214KSPD 12+14 Way Design 30 SPD Consumer Unit
    Delivery usually within 1 - 3 working days *
    SKU: VM11214KSPD
    £254.60
    Hager VC02SW 100A MeterBox Switch

    Hager VC02SW 100A MeterBox Switch
    Delivery usually within 1 - 3 working days *
    SKU: VC02SW
    £31.16
    Hager KF81A Connection Terminal 1P Prong 1x25mm² - Pack of 1

    Hager KF82A Connection Terminal 1P Prong 2 Cable 16mm² – Pack of 1
    7 in stock
    More available within 1 - 3 working days *
    SKU: KF82A
    £9.56
    Hager CNA584U RCCB 1P+N 100A 100mA A Class

    Hager CNA584U RCCB 1P+N 100A 100mA A Class – Time Delayed
    Delivery usually within 1 - 3 working days *
    SKU: CNA584U
    £96.70
    Hager CPA584U RCCB 1P+N 100A 300mA A Class - Time Delayed

    Hager CPA584U RCCB 1P+N 100A 300mA A Class – Time Delayed
    Delivery usually within 1 - 3 working days *
    SKU: CPA584U
    £266.48
    Hager CEA584U RCCB 1P+N 100A 100mA A Class

    Hager CEA584U RCCB 1P+N 100A 100mA A Class
    Delivery usually within 1 - 3 working days *
    SKU: CEA584U
    £146.98
    Live Electrical 3P+N 6A B Curve 30mA Type A RCBO

    Live Electrical 3P+N 6A B Curve 30mA Type A RCBO
    5 in stock
    More available within 1 - 3 working days *
    SKU: RTN306B-030N
    £45.15
    Live Electrical 3P+N 10A B Curve 30mA Type A RCBO

    Live Electrical 3P+N 10A B Curve 30mA Type A RCBO
    5 in stock
    More available within 1 - 3 working days *
    SKU: RTN310B-030N
    £45.15
    Live Electrical 3P+N 25A C Curve 30mA Type A RCBO

    Live Electrical 3P+N 25A C Curve 30mA Type A RCBO
    Delivery usually within 1 - 3 working days *
    SKU: RTN325C-030N
    £45.15
    Live Electrical 3P+N 50A C Curve 30mA Type A RCBO

    Live Electrical 3P+N 50A C Curve 30mA Type A RCBO
    1 in stock
    More available within 1 - 3 working days *
    SKU: RTN350C-030N
    £45.15
    Live Electrical CZ3125C 3P 125A MCB 10kA Curve C

    Live Electrical CZ3125C 3P 125A MCB 10kA Curve C
    Delivery usually within 1 - 3 working days *
    SKU: CZ3125C
    £19.31
    Live Electrical MDAC2P63/12V 2 Pole 63A 2NO AC Contactor/12V DC Coil

    Live Electrical MDAC2P63/12V 2 Pole 63A 2NO AC Contactor/12V DC Coil
    Delivery usually within 1 - 3 working days *
    SKU: MDAC2P63/12V
    £13.55
    Live Electrical MS4100D 4 Pole 100A Double Terminal Main Switch

    Live Electrical MS4100D 4 Pole 100A Double Terminal Main Switch
    Delivery usually within 1 - 3 working days *
    SKU: MS4100D
    £12.06
    Live Electrical LS-MB18 18 Module LSMC Mounting Bracket

    Live Electrical LS-MB18 18 Module LSMC Mounting Bracket
    Delivery usually within 1 - 3 working days *
    SKU: LS-MB18
    £11.00
    Live Electrical LSMC04 4 Module Metal Enclosure

    Live Electrical LSMC04 4 Module Metal Enclosure
    Delivery usually within 1 - 3 working days *
    SKU: LSMC04
    £21.07
    Live Electrical FMC04 4 Module Flush Mounted Metal Enclosure

    Live Electrical FMC04 4 Module Flush Mounted Metal Enclosure
    Delivery usually within 1 - 3 working days *
    SKU: FMC04
    £23.22
    Live Electrical FMC12 12 Module Flush Mounted Metal Enclosure

    Live Electrical FMC12 12 Module Flush Mounted Metal Enclosure
    Delivery usually within 1 - 3 working days *
    SKU: FMC12
    £38.14
    Live Electrical FMC14 14 Module Flush Mounted Metal Enclosure

    Live Electrical FMC14 14 Module Flush Mounted Metal Enclosure
    Delivery usually within 1 - 3 working days *
    SKU: FMC14
    £40.46

    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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