RCD Testers

  1. Megger LRCD210 RCD Tester
    Megger logo
    Free UK Delivery
    Megger LRCD210 RCD Tester
    (no reviews)
    £646.80 £539.00
    • Non-tripping Loop test
    • 3 wire low current non-tripping loop test provides measurements from 0.01 ohms to 2 kohms
    • Auto-ranging tests
    539 Reward Points
    Price Match Guarantee
    LRCD210
  2. Megger LRCD220 RCD Tester
    Megger logo
    5 In Stock
    Free UK Delivery
    Megger LRCD220 RCD Tester
    (no reviews)
    £780.00 £650.00
    • Non-trip loop tester
    • RCD testing from 10 mA to 1000 mA
    • Extremely easy and safe to use
    650 Reward Points
    Price Match Guarantee
    LRCD220
  3. Megger NIM 1000 Network Impedance Meter (1000A)
    Megger logo
    Free UK Delivery
    Megger NIM 1000 Network Impedance Meter (1000A)
    (no reviews)
    Call for Pricing
    • Impedance of phases & neutral conductors up to the 10th harmonic
    • Automatically switches between measurement points
    • 1kA test current
    We require additional information before you purchase this product.
    128312147
  4. Megger NIM 1000-SET Network Impedance Tester
    Megger logo
    Made To Order
    Free UK Delivery
    Megger NIM 1000-SET Network Impedance Tester
    (no reviews)
    Call for Pricing
    • Measure the grid impedance of LV grid systems
    • Multi-phase measurements with automatic test point switching
    • Memory storage and transfer to PC
    We require additional information before you purchase this product.
    1003373

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About RCD Testers

Residual current devices (RCDs) are becoming more and more common as we move towards an electrically safe future. When installed on an electrical system, RCDs are designed to break the circuit quickly whenever the current is not balanced, thus ensuring that electricity is regulated and the risk of electrical shocks, fires, and other damage is minimised.

Although many RCDs include integrated test buttons, it is common practice for users to use a certified RCD tester to evaluate the overall efficiency and the correct installation of a residual current device. Common RCD testers work by inducing various levels of leakage current into the electrical system in a safe manner; this allows the user to evaluate the overall level of when an RCD will 'trip' the circuit, and it also allows them to evaluate the trip time (the time it takes the RCD to activate).

We stock a wide range of residual current device testers including Megger RCD testers, Amprobe RCD analysers, Metrel combination RCD testers, and products from Kewtech and UNI-T as well.

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