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Protective devices

Our portfolio of loop and RCD test instruments, offering both traditional measuring and state-of-the-art ‘non-RCD tripping’ technologies.

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All Circuit testing Circuit wiring Earthing systems Portable appliances Protective devices
  • Show discontinued products

LT300 series

High current loop tester
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LTW300 series

Two-wire non-tripping loop impedance testers
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SmartFuse 2

Fault locator and monitor for low voltage grids
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RCDT300 series

Residual current device testers
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DCM300E

Earth leakage clamp meter
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DCM305E

Earth leakage clampmeter
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PAM410

Phase angle meter
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PAM420

Multifunction phase angle meter
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NIM1000

Impedance meter
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MTB7671/2

Instrument test box
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