VAT:

Circuit Protection

Showing 1461–1480 of 2375 results

Garo DCBOGRC32 30mA Type A Compact RCBO 32A C Curve

9 In Stock
More available within:
Usually 2 - 3 Working Days
Read More
SKU: DCBOGRC32
£10.99

Garo DST2-275-2 2 Pole 1 Module Class 11 Type 2 SPD 275V 20KA

4 In Stock
More available within:
Usually 2 - 3 Working Days
Read More
SKU: DST2-275-2
£14.77

Garo MCBGHC320 3 Pole 20A Curve C 10kA MCB

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: MCBGHC320
£9.99

Garo CDN4G 4 Module IP65 Plastic Enclosure

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: CDN4G
£9.98

Garo GSI4100 Metal Clad IP65 100A 4 Pole Isolator

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: GSI4100
£125.06

Garo GCO4200IP55M 200A 4 Pole IP55 Changeover Switch

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: GCO4200IP55M
£655.21

Garo GCO4400IP55M 400A 4 Pole IP55 Changeover Switch

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: GCO4400IP55M
£829.54

GSF332N 32A 3P+N IP65 Metalclad Switch Fuse

Out of Stock
This item cannot be back-ordered
SKU: GSF332N
£84.57

Garo GM14-3NPS – Metal 12 Module Non-Priority Electric Shower Board

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: GM14-3NPS
£242.00

Garo GK20-1NO1NC 2 Pole 20A 1 Normally Open / 1 Normally Closed AC Modular Contactor

1 In Stock
More available within:
Usually 2 - 3 Working Days
Read More
SKU: GK20-1NO1NC
£11.25

Garo GK32-2NO – 2 Pole 32A 2NO 230V AC / 220V DC Modular Contactor

4 In Stock
More available within:
Usually 2 - 3 Working Days
Read More
SKU: GK32-2NO
£21.89

Garo GK63-4NO – 4 Pole 63A 4NO 230V AC / 220V DC Modular Contactor

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: GK63-4NO
£59.61

FuseBox | R3PN10B5030BD | 10kA | 30mA | Curve B | 3P+N Bi-Directional RCBO | 50A

5 In Stock
More available within:
Usually 2 - 4 Working Days
Read More
SKU: R3PN10B5030BD
£64.72

Switchtec SMC-2520-240 25A Contactor – 2NO 240V AC Coil

Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: SMC-2520-240
£9.18

Switchtec SMC-10020-240 100A Contactor – 2NO 240V AC Coil

2 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: SMC-10020-240
£34.55

Garo | SIAC480IP65 | 80A 4P | IP65 Rotary Isolator Switch

2 In Stock
More available within:
Usually 2 - 3 Working Days
Read More
SKU: SIAC480IP65
£30.55

Niglon | T060G26 | Titan Type Cut-Out | Double Pole | Street Lighting

Available to Order
Estimated Lead Time:
Usually 2 - 3 Working Days
Read More
SKU: T060G26
£35.63

FuseBox | TPNI125 | 3P+N | IP65 | Metal Isolator Switch | 125A

Available to Order
Estimated Lead Time:
Usually 2 - 4 Working Days
Read More
SKU: TPNI125
£140.66

WCED | WME10/SOL1 | 20A Bi-Directional RCBO | 32A Rotary Isolator | kWh Meter

Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
Read More
SKU: WME10-SOL1
£85.21

WCED | WKC440B | 10kA | Curve B | 4 Pole Bi-Directional MCB | 40A

Available to Order
Estimated Lead Time:
Usually 1 - 2 Working Days
Read More
SKU: WKC440B
£11.45

Showing 1461–1480 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.

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.