Martindale PD440 Proving Unit 440V RS Calibration

Using a voltage indicator without first proving it is working correctly has proved fatal. The Martindale PD430 proving unit features a low 50V check as well as a high 440Vac, the PD440 is a 440Vac proving unit, designed to enable voltage indicators to be fully checked, in compliance with Health & Safety recommendations

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

Compatible with the Martindale VI13700G & the new Martindale VI13700/2.

The Martindale proving unit has an output voltage rating of 440VAC. The units can be powered by either alkaline batteries or a 12V power supply. There are two power supply units for the proving devices such as PSUPD230 and 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. It is compatible with the VI13700G and the new VI13800.

Suitable for multimeters, voltage testers and Drummond test lamps
Safely and simply proves the operation of voltage indicators and test lamps
Essential for implementing effective safe isolation procedures
Industry-leading proving unit for all low and high impedance testers
Long battery life time with low battery indicator
Optional in-car and mains power supply available
Battery of 6xLR6 / MN1500 1.5V alkaline batteries or equivalent
Operating temperature ranges between -10°C and 40°C

Digital multimeters
Clamp meters
Electrical testers

Mains Voltage Indicators - Contact