Combined (Loop/RCD Testers) Calibration

Combined (Loop/RCD Testers) Calibration

Loop and RCD Tester Calibration ensures your combined loop and RCD tester measures electrical safety parameters accurately during installation testing. Reliable measurements help electricians verify circuit protection, confirm electrical safety, and maintain compliance with installation standards. Our technicians perform calibration using precision electrical standards and traceable reference equipment so your tester provides dependable loop impedance and RCD testing results.

During the calibration process, our team checks the instrument across several key test functions. These checks typically include earth fault loop impedance and RCD trip time measurements depending on the tester model. This process confirms measurement accuracy and helps identify any deviation from expected values. As a result, you can rely on your tester when carrying out electrical inspections, installation testing, or routine maintenance checks.

Regular calibration of combined electrical testing equipment helps prevent inaccurate readings that could affect inspection results or safety verification. Therefore, routine calibration supports reliable electrical testing across commercial buildings, industrial facilities, engineering workshops, and electrical maintenance environments.

Calibration in 3 days or it’s free

With our 3-or-free guarantee, we complete your Combined (Loop/RCD Testers) Calibration and return your equipment within three working days as part of our standard service.

Loop and RCD tester calibration process

1. First, select your Combined (Loop/RCD Testers) Calibration and add it to your basket.
2. Then complete checkout and payment.
3. Next, our team contacts you to arrange your calibration booking.
4. When your equipment arrives at our depot, our team books it in on day 1.
5. On day 2, our technicians carry out the loop and RCD tester calibration.
6. On day 3, we dispatch your equipment back to you.
7. Finally, you receive your calibrated equipment ready for use.

Calibration certificates and documentation

We return all equipment in the same condition as received and include a due date sticker that shows when the next calibration is required. At the same time, we issue your calibration certificate and calibration records. These documents provide clear evidence of testing and help support electrical inspection and compliance documentation.