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British General 63A 30MA Residual Current Device

From £18.99
Now £18.99
Only 2 left!
British General 63A 30MA Residual Current Device
From £18.99
Now £18.99
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For delivery on Tuesday

When ordered before 4pm (On weekdays)

British General 63A 30 MA is a two module, double pole Residual Current Device (RCD) that offers the best fault protection for home and light commercial applications.

Key Features:


  • Neutral Position: Right
  • Number of Poles: 2 P
  • Fixing Mode: DIN rail type O (symmetrical)

Main Electrical Features:

  • Rated Operational Voltage (Ue): 230 V
  • Frequency: 50 Hz
  • Rated Insulation Voltage: 500 V
  • Rated Impulse Withstand Voltage: 4000 V

Electric Current:

  • Rated Residual Operating Current: 30 mA
  • Rated Conditional Short-Circuit Current (Inc according to EN 61008-1): 6 kA
  • Rating Current at 30°C: 63 A


  • Depth of Installed Product: 70 mm
  • Height of Installed Product: 83 mm
  • Width of Installed Product: 35 mm


  • Total Power Loss Under IN: 8.1 W


  • Short-Time Delayed Tripping: No


  • Electric Endurance in Number of Cycles: 2000
  • Number of Mechanical Operations: 4000

Installation and Mounting:

  • Tightening Torque: 2.8 Nm


  • Connection Cross-Section (Flexible Conductor): 16 mm²
  • Connection Cross-Section (Rigid Cable): 25 mm²
  • Type of Connection: With screw

Standards and Compliance:

  • European Directive WEEE: Concerned


  • Protection Index (IP): IP20
  • Residual Current Type: A

Use Conditions:

  • Operating Temperature: -25°C to 40°C

The British General 63A 30MA Residual Current Device offers a robust protection with a reliable and durable design. Easy to install on a DIN rail and equipped with secure screw connections, it ensures a dependable setup. Compliance with EN 61008-1 standards guarantees top-notch safety and quality. This is an essential component for ensuring the safety and efficiency of your electrical installations.

Choose the British General 63A 30MA for peace of mind and superior protection in your electrical systems.

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Free delivery on all orders

At The Underfloor Heating Store, we strive to make every step of your order as easy and convenient as possible, from finding the right underfloor heating setup to best suit you to taking delivery of your system the very next day.

We're proud to offer a range of delivery options to suit you, including free delivery on all of our orders or next working day delivery for a fixed price of £4.99

  • 2-3 working days delivery - FREE (Order before 4pm Monday - Friday)
  • Next working day - £4.99 (Order before 4pm Monday - Friday, applies to orders over £19.99)
  • Next working day before 10.30am - £14.99 (Order before 4pm Monday - Friday)
  • Saturday delivery - £29.99 (Order before 4pm Monday - Friday)
  • Free collection from our Basildon warehouse in Essex

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30 days returns policy

At The Underfloor Heating Store, our customers have 30 days to upgrade, replace or refund their orders.


At The Underfloor Heating Store, we want to ensure you are happy with every purchase you make. If you have any issues with your chosen product, whether damaged, faulty or simply an unwanted item, you can simply return what you bought for a refund. Learn more.


We take great care in the delivery of all of our products, however, in the event of your delivery arriving damaged or if you notice a manufacturing fault of any kind within 48 hours of delivery, you're within your rights to a replacement. Learn more.


Within 14 days of purchasing from us, you are eligible to upgrade if you deem you want something a little better. Simply send it back to us brand new and we'll happily assist you with an upgrade to your order. Learn more.

Lifetime warranty

At The Underfloor Heating Store, we are committed to providing our customers with high-quality products and outstanding customer service. That's why we offer a comprehensive warranty on all of our underfloor heating products, with a lifetime warranty for our ProWarm range of products.

Our warranties are designed to give you peace of mind and ensure that your underfloor heating system operates reliably for years to come.

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We'll beat any price

At The Underfloor Heating Store, our main priority is customer satisfaction. To cement our commitment to this, we are proud to offer our Underfloor Heating Price Match Promise. If you find a lower price on an identical product anywhere else, we will match it – guaranteed!

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