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Relays

Showing all 16 results

Europa 14 Pin Miniature Relay - 10A 300V AC

Europa 14 Pin Miniature Relay - 10A 300V AC

Europa 14 Pin Miniature Relay – 4P CO 10A 300V AC

2 In stock

More Available in 1-3 Days

SKU: GS4-BLACK

£4.95 £5.94

Europa 5 Pin Slimline Low Profile Relay – 1P CO 12A 300V AC

2 In stock

More Available in 1-3 Days

SKU: GZS92-BLACK

£3.55 £4.26

Europa Latching Relay - 1P C/O 16A 12-240V AC/DC

Europa Latching Relay - 1P C/O 16A 12-240V AC/DC

Europa Latching Relay – 1P C/O 16A 12-240V AC/DC

1 In stock

More Available in 1-3 Days

SKU: ECLR01

£17.35 £20.82

Europa Latching Relay - 2P C/O 16A 12-240V AC/DC

Europa Latching Relay - 2P C/O 16A 12-240V AC/DC

Europa Latching Relay – 2P C/O 16A 12-240V AC/DC

2 In stock

More Available in 1-3 Days

SKU: ECLR02

£21.08 £25.30

Europa Phase Failure Relay - 10A 220-460V AC Adjustable Phase Loss / Sequence Under and Over Voltage

Europa Phase Failure Relay - 10A 220-460V AC Adjustable Phase Loss / Sequence Under and Over Voltage

Europa Phase Failure Relay – 10A 220-460V AC Adjustable Phase Loss / Sequence Under and Over Voltage

2 In stock

More Available in 1-3 Days

SKU: ECPF05

£25.62 £30.74

Europa Phase Failure Relay - 10A 220-460V AC Over / Under Voltage Phase Failure

Europa Phase Failure Relay - 10A 220-460V AC Over / Under Voltage Phase Failure

Europa Phase Failure Relay – 10A 220-460V AC Over / Under Voltage Phase Failure

2 In stock

More Available in 1-3 Days

SKU: ECPF08

£22.06 £26.47

Europa Phase Failure Relay - 10A 220-460V AC Phase Loss / Sequence

Europa Phase Failure Relay - 10A 220-460V AC Phase Loss / Sequence

Europa Phase Failure Relay – 10A 220-460V AC Phase Loss / Sequence

2 In stock

More Available in 1-3 Days

SKU: ECPF03

£15.43 £18.52

Europa Phase Failure Relay - 10A Single Phase AC/DC 110-240V Under or Over Voltage

Europa Phase Failure Relay - 10A Single Phase AC/DC 110-240V Under or Over Voltage

Europa Phase Failure Relay – 10A Single Phase AC/DC 110-240V Under or Over Voltage

1 In stock

More Available in 1-3 Days

SKU: ECPF02

£29.41 £35.29

Wago 788 Relay Module with 1 Changeover Contact - 12V DC 16A 2.5 mm² Grey

Wago 788 Relay Module with 1 Changeover Contact - 12V DC 16A 2.5 mm² Grey

Wago 788 Relay Module with 1 Changeover Contact – 12V DC 16A 2.5 mm² Grey

Usually Dispatched within 3-5 Working Days*

SKU: 788-303

£8.75 £10.50

Wago 788 Relay Module with 1 Changeover Contact for Lamp Loads - 24V DC 16A 2.5 mm² Grey

Wago 788 Relay Module with 1 Changeover Contact for Lamp Loads - 24V DC 16A 2.5 mm² Grey

Wago 788 Relay Module with 1 Changeover Contact for Lamp Loads – 24V DC 16A 2.5 mm² Grey

Usually Dispatched within 3-5 Working Days*

SKU: 788-354

£13.94 £16.73

Wago 288 Relay Module with Driven Contacts - 2 Changeover Contacts - 24V DC 5A 2.5 mm²

Wago 288 Relay Module with Driven Contacts - 2 Changeover Contacts - 24V DC 5A 2.5 mm²

Wago 288 Relay Module with Driven Contacts – 2 Changeover Contacts – 24V DC 5A 2.5 mm²

Usually Dispatched within 3-5 Working Days*

SKU: 288-437

£64.14 £76.97

Wago 788 Relay Module with 2 Changeover Contacts - 115V AC 8A 2.5 mm² Grey

Wago 788 Relay Module with 2 Changeover Contacts - 115V AC 8A 2.5 mm² Grey

Wago 788 Relay Module with 2 Changeover Contacts – 115V AC 8A 2.5 mm² Grey

Usually Dispatched within 3-5 Working Days*

SKU: 788-515

£10.07 £12.08

Wago 788 Relay Module with 2 Changeover Contacts - 230V AC 8A 2.5 mm² Grey

Wago 788 Relay Module with 2 Changeover Contacts - 230V AC 8A 2.5 mm² Grey

Wago 788 Relay Module with 2 Changeover Contacts – 230V AC 8A 2.5 mm² Grey

2 In stock

More Available in 1-3 Days

SKU: 788-516

£11.98 £14.38

Wago 788 Relay Module with 2 Changeover Contacts - 24V AC 8A 2.5 mm² Grey

Wago 788 Relay Module with 2 Changeover Contacts - 24V AC 8A 2.5 mm² Grey

Wago 788 Relay Module with 2 Changeover Contacts – 24V AC 8A 2.5 mm² Grey

Usually Dispatched within 3-5 Working Days*

SKU: 788-512

£8.82 £10.58

Axiom Relay 11 Pins - 10A 3P 240AC

Axiom Relay 11 Pins - 10A 3P 240AC

Axiom Relay 11 Pins – 10A 3P 240AC

2 In stock

More Available within 2-3 Days

SKU: RL113P

£7.97 £9.56

Axiom Relay Base Din Mounting Surface 11 Pins

Axiom Relay Base Din Mounting Surface 11 Pins

Axiom Relay Base Din Mounting Surface 11 Pins – 10A

Delivery Usually 3-4 Working Days

SKU: RB113P

£3.74 £4.49

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Relays are electrical devices that control one electrical circuit by opening and closing contacts in response to signals from another circuit. They play a vital role in various electrical applications and systems. In the context of BS 7671 (the IET Wiring Regulations), relays are subject to electrical installation requirements and considerations. Here are some key points related to relays and their use within the framework of BS 7671:

Purpose: Relays are used to control electrical circuits remotely or automatically. They provide electrical isolation between the controlling circuit (input) and the controlled circuit (output) and are commonly employed for various functions, including switching, protection, and control.
Types of Relays: There are different types of relays, including electromagnetic relays, solid-state relays, thermal relays, and more. The selection of the appropriate relay type depends on the specific application and requirements.
Control and Operation: Relays can be controlled manually through a switch or automatically in response to specific conditions, such as temperature, voltage, or current levels. They operate by energizing a coil, which generates a magnetic field that attracts or releases contacts, allowing or interrupting current flow.
Voltage and Current Ratings: Relays should be selected based on their voltage and current ratings, ensuring compatibility with the electrical circuit they control. Proper sizing and selection are essential to prevent overload or damage.
Protection: Relays may be used for protection purposes, such as overcurrent protection or fault detection. When used for protection, they should comply with the relevant protective device standards and wiring regulations specified in BS 7671.
Wiring and Installation: The wiring and installation of relays should adhere to the wiring regulations outlined in BS 7671. This includes proper cable sizing, routing, and termination to ensure electrical safety.
Earthing and Bonding: The earthing and bonding requirements outlined in BS 7671 must be followed when installing and connecting relays to ensure proper grounding and electrical safety.
Protection Against Mechanical Damage: Relays should be protected against mechanical damage as per the regulations. This may include the use of suitable enclosures or protective measures to prevent physical harm.
Testing and Verification: After installation, relays should be tested and verified to ensure proper operation and compliance with the wiring regulations.
Documentation: Proper documentation of the relay’s location, purpose, and specifications should be maintained as required by BS 7671. Clear labeling and identification facilitate safe operation and maintenance.

Relays are versatile devices with a wide range of applications in electrical installations, including industrial control, automation, protection, and switching. When incorporating relays into electrical systems, it is essential to follow BS 7671 requirements to ensure electrical safety, compliance, and reliable operation. Additionally, it is advisable to consult the manufacturer’s recommendations and any applicable product standards to ensure proper installation and functionality.

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