£73.95 (£88.74 inc VAT)
Proving device, designed to enable voltage indicators to be fully checked.
The PD440 is compatible with the Martindale VI13700G & the new Martindale VI13800.
The PD440 can also be used to check Drummond and other filament test lamps as well as standard multimeters and other manufacturers two pole voltage indicators.
Using a voltage indicator without first proving it is working correctly could prove fatal.
Output Voltage 440V nominal Operating Temperature -10°C to +40°C at max 70% RH Battery 6 x LR6 / MN1500 1.5V alkaline batteries or equivalent Dimensions 143 x 84 x 50mm Weight 400g approx including battery Type Voltage Testers & Proving Units