Martindale PD440 Proving Unit
Martindale PD440 proving unit is a 440V AC proving unit, designed to check voltage indicators
Using a voltage indicator without first proving it is working correctly has proved fatal. The Martindale PD440 Proving Unit is a 440V AC proving unit, designed to enable voltage indicators to be fully checked, in compliance with Health & Safety recommendations.
The Martindale PD440 Proving Unit is compatible with the Martindale VI13700G & the Martindale VI13700/2.
The Martindale PD440 Proving Unit can also be used to check Drummond and other filament test lamps as well as standard multimeters and other manufacturers two pole voltage indicators.
There is now a facility to power the Martindale PD440 Proving Unit proving devices with the addition of a 12V DC power connection point. The units can be powered by either alkaline batteries or a 12V power supply. There are two power supply units available for the proving devices, the PSUPD230 and the PSUHPAT12. The PSUPD230 can be connected to mains power and the PSUHPAT12 is a 12v power supply suitable for use in a car/van cigarette lighter.
- 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
Martindale PD440 Proving Unit comes complete with a calibration Certificate Traceable to National Standards when purchased new
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