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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)

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SPD Surge Protection Devices (124)

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Three Phase Distribution Boards (93)

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Street Lighting Circuit Protection

Street Lighting Circuit Protection (13)

Showing 2061–2080 of 2370 results

Garo GCS12HPB3 IP65 Plastic Consumer Unit for Heat Pumps with Type B RCD

Garo GCS12HPB3 IP65 Plastic Consumer Unit for Heat Pumps with Type B RCD
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GCS12HPB3
£111.91
Garo RCBOGSC6 6A Type A 4 Pole 3 Phase RCBO

Garo RCBOGSC6 6A C Curve Type A 4 Pole 3 Phase Bi-Directional RCBO
Out of Stock
This item cannot be back-ordered
SKU: RCBOGSC6
£74.90
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Garo DCTU – DIN-Rail Mounted Emergency Lighting Test Controller

Garo DCTU – DIN-Rail Mounted Emergency Lighting Test Controller
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: DCTU
£33.29
Garo 2 Pole 20A NO AC Contactor

Garo GK20-2NO – 2 Pole 20A 2NO 230V AC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GK20-2NO
£15.81
Garo 2 Pole 20A NC AC Contactor

Garo GK20-2NC – 2 Pole 20A 2NC 230V AC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GK20-2NC
£18.42
Garo 4 Pole 24A NC AC-DC Contactor

Garo GK24-4NC – 4 Pole 24A 4NC 230V AC / 220V DC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GK24-4NC
£21.62
Garo 4 Pole 40A 2NO/2NC AC-DC Contactor

Garo GK40-2NO2NC 4 Pole 40A 2 Normally Open / 2 Normally Closed AC-DC Modular Contactor
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: GK40-2NO2NC
£61.19
FuseBox R3PN10B0630BD Curve B 3 Phase 6A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10B0630BD | 10kA | 30mA | Curve B | 3P+N Bi-Directional RCBO | 6A
9 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: R3PN10B0630BD
£64.72
FuseBox R3PN10B1030BD Curve B 3 Phase 10A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10B1030BD | 10kA | 30mA | Curve B | 3P+N Bi-Directional RCBO | 10A
12 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: R3PN10B1030BD
£64.72
FuseBox R3PN10B2530BD Curve B 3 Phase 25A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10B2530BD | 10kA | 30mA | Curve B | 3P+N Bi-Directional RCBO | 25A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: R3PN10B2530BD
£64.72
FuseBox R3PN10B4530BD Curve B 3 Phase 45A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10B4530BD | 10kA | 30mA | Curve B | 3P+N Bi-Directional RCBO | 45A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: R3PN10B4530BD
£64.72
FuseBox R3PN10C0630BD Curve C 3 Phase 6A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10C0630BD | 10kA | 30mA | Curve C | 3P+N Bi-Directional RCBO | 6A
6 In Stock
More available within:
Usually 1 - 3 Working Days
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SKU: R3PN10C0630BD
£64.72
FuseBox R3PN10C1030BD Curve C 3 Phase 10A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10C1030BD | 10kA | 30mA | Curve C | 3P+N Bi-Directional RCBO | 10A
5 In Stock
More available within:
Usually 1 - 3 Working Days
Read More
SKU: R3PN10C1030BD
£64.72
FuseBox R3PN10C2530BD Curve C 3 Phase 25A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10C2530BD | 10kA | 30mA | Curve C | 3P+N Bi-Directional RCBO | 25A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: R3PN10C2530BD
£64.72
FuseBox R3PN10C4530BD Curve C 3 Phase 45A RCBOFuseBox 3 Phase RCBO - Front

FuseBox | R3PN10C4530BD | 10kA | 30mA | Curve C | 3P+N Bi-Directional RCBO | 45A
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: R3PN10C4530BD
£64.72
Switchtec NTFM0063F 63A 4 Pole IP65 Metal Switch Fuse

Switchtec NTFM0063F NTF Series 63A 4 Pole IP65 Metal Enclosed Switch Fuse With Fuses
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: NTFM0063F
£257.01
Switchtec NTFM0080F 80A 4 Pole IP65 Metal Switch Fuse

Switchtec NTFM0080F NTF Series 80A 4 Pole IP65 Metal Enclosed Switch Fuse With Fuses
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
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SKU: NTFM0080F
£269.56
Switchtec NTFM0125F 125A 4 Pole IP65 Metal Switch Fuse

Switchtec NTFM0125F NTF Series 125A 4 Pole IP65 Metal Enclosed Switch Fuse With Fuses
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: NTFM0125F
£290.21
Switchtec NTF0160F 160A 4 Pole IP65 Metal Switch Fuse

Switchtec NTF0160F NTF Series 160A 4 Pole IP65 Metal Enclosed Switch Fuse With Fuses
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: NTF0160F
£486.76
Switchtec NTF0200F 200A 4 Pole IP65 Metal Switch Fuse

Switchtec NTF0200F NTF Series 200A 4 Pole IP65 Metal Enclosed Switch Fuse With Fuses
Available to Order
Estimated Lead Time:
Usually 1 - 3 Working Days
Read More
SKU: NTF0200F
£509.80

Showing 2061–2080 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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