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Circuit Protection

Showing 2341–2360 of 2375 results

Live Electrical DPN100B7 100A Double Pole Busbar Extension

Live Electrical | DPN100B7 | 100A Double Pole Busbar Extension | 7 Way | For SRN Consumer Units

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
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SKU: DPN100B7
£6.11
Live Electrical DPN100B9 100A Double Pole Busbar Extension

Live Electrical | DPN100B9 | 100A Double Pole Busbar Extension | 9 Way | For SRN Consumer Units

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Usually 2 - 3 Working Days
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SKU: DPN100B9
£7.76
Live Electrical CN106C 2P Bi-Directional C Curve 6A MCBLive Electrical | CN106C | 2P Bi-Directional MCB | C Curve | 6A | For SRN Consumer Units

Live Electrical | CN106C | 2P Bi-Directional MCB | C Curve | 6A | For SRN Consumer Units

2 In Stock
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Usually 2 - 3 Working Days
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SKU: CN106C
£5.99
Live Electrical CN110B 2P Bi-Directional B Curve 10A MCBLive Electrical | CN110B | 2P Bi-Directional MCB | B Curve | 10A | For SRN Consumer Units

Live Electrical | CN110B | 2P Bi-Directional MCB | B Curve | 10A | For SRN Consumer Units

2 In Stock
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Usually 2 - 3 Working Days
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SKU: CN110B
£5.99
Live Electrical CN110C 2P Bi-Directional C Curve 10A MCBLive Electrical | CN110C | 2P Bi-Directional MCB | C Curve | 10A | For SRN Consumer Units

Live Electrical | CN110C | 2P Bi-Directional MCB | C Curve | 10A | For SRN Consumer Units

2 In Stock
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Usually 2 - 3 Working Days
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SKU: CN110C
£5.99
Live Electrical CN116C 2P Bi-Directional C Curve 16A MCBLive Electrical | CN116C | 2P Bi-Directional MCB | C Curve | 16A | For SRN Consumer Units

Live Electrical | CN116C | 2P Bi-Directional MCB | C Curve | 16A | For SRN Consumer Units

5 In Stock
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Usually 2 - 3 Working Days
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SKU: CN116C
£5.99
Live Electrical CN120C 2P Bi-Directional C Curve 20A MCBLive Electrical | CN120C | 2P Bi-Directional MCB | C Curve | 20A | For SRN Consumer Units

Live Electrical | CN120C | 2P Bi-Directional MCB | C Curve | 20A | For SRN Consumer Units

5 In Stock
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Usually 2 - 3 Working Days
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SKU: CN120C
£5.99
Live Electrical CN132C 2P Bi-Directional C Curve 32A MCBLive Electrical | CN132C | 2P Bi-Directional MCB | C Curve | 32A | For SRN Consumer Units

Live Electrical | CN132C | 2P Bi-Directional MCB | C Curve | 32A | For SRN Consumer Units

5 In Stock
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Usually 2 - 3 Working Days
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SKU: CN132C
£5.99
Live Electrical CN140B 2P Bi-Directional B Curve 40A MCBLive Electrical | CN140B | 2P Bi-Directional MCB | B Curve | 40A | For SRN Consumer Units

Live Electrical | CN140B | 2P Bi-Directional MCB | B Curve | 40A | For SRN Consumer Units

5 In Stock
This item cannot be back-ordered
SKU: CN140B
£5.99
FuseBox RTAM100B16BD 100mA Bi-Directional RCBO

FuseBox | RTAM100B16BD | 100mA | Curve B | Type A Bi-Directional Mini RCBO | 16A

Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: RTAM100B16BD
£19.00
FuseBox RTAM100B20BD 100mA Bi-Directional RCBO

FuseBox | RTAM100B20BD | 100mA | Curve B | Type A Bi-Directional Mini RCBO | 20A

Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: RTAM100B20BD
£19.00
FuseBox RTAM100B25BD 100mA Bi-Directional RCBO

FuseBox | RTAM100B25BD | 100mA | Curve B | Type A Bi-Directional Mini RCBO | 25A

Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: RTAM100B25BD
£19.00
FuseBox EV40ABDZ EV Charger Consumer UnitFuseBox | EV40ABDZ | EV Charger Consumer Unit with SPD and Bi-Directional RCBO | 40A

FuseBox | EV40ABDZ | EV Charger Consumer Unit with SPD and Bi-Directional RCBO | 40A

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Estimated Lead Time:
Usually 2 - 4 Working Days
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SKU: EV40ABDZ
£62.32
FuseBox AEV32ABDGYZ IP65 EV Charger Consumer Unit

FuseBox | AEV32ABDGYZ | IP65 EV Charger Consumer Unit with SPD and Bi-Directional RCBO | 32A

Available to Order
Estimated Lead Time:
Usually 2 - 4 Working Days
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SKU: AEV32ABDGYZ
£86.05
WCED WMC116C WCED Miniature Circuit Breaker 6kA Curve C - 16A 1WCED WMC116C WCED Miniature Circuit Breaker 6kA Curve C - 16A 2

WCED | WMC125B | 6kA | Curve B | 1 Pole Bi-Directional MCB | 25A

Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
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SKU: WMC125B
£1.37
FuseBox P65EV32BD IP65 ABS EV Charger Supply UnitFuseBox P65EV32BD IP65 ABS EV Charger Supply Unit

FuseBox | P65EV32BD | IP65 ABS EV Charger Supply Unit with Bi-Directional RCBO | 32A

Available to Order
Estimated Lead Time:
Usually 2 - 4 Working Days
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SKU: P65EV32BD
£39.30
FuseBox P65EV40BD IP65 ABS EV Charger Supply UnitFuseBox | P65EV40BD | IP65 ABS EV Charger Supply Unit with Bi-Directional RCBO | 40A

FuseBox | P65EV40BD | IP65 ABS EV Charger Supply Unit with Bi-Directional RCBO | 40A

Available to Order
Estimated Lead Time:
Usually 2 - 4 Working Days
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SKU: P65EV40BD
£39.30
FuseBox P65EV40BDZ IP65 ABS EV Charger Supply UnitFuseBox P65EV40BDZ IP65 ABS EV Charger Supply Unit

FuseBox | P65EV40BDZ | IP65 ABS EV Charger Supply Unit with SPD and Bi-Directional RCBO | 40A

8 In Stock
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Usually 2 - 4 Working Days
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SKU: P65EV40BDZ
£63.30
FuseBox P65GRA IP65 ABS Garage Consumer UnitFuseBox | P65GRA | IP65 ABS Garage Consumer Unit Grey | 63A RCD 6A/16A MCBs

FuseBox | P65GRA | IP65 ABS Garage Consumer Unit Grey | 63A RCD 6A/16A MCBs

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Usually 2 - 4 Working Days
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SKU: P65GRA
£36.90
FuseBox P65GRAZ IP65 ABS Garage Consumer UnitFuseBox | P65GRAZ | IP65 ABS Garage Consumer Unit with Type 2 SPD Grey | 63A RCD 6A/16A MCBs

FuseBox | P65GRAZ | IP65 ABS Garage Consumer Unit with Type 2 SPD Grey | 63A RCD 6A/16A MCBs

8 In Stock
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Usually 2 - 4 Working Days
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SKU: P65GRAZ
£60.90

Showing 2341–2360 of 2375 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.

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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.