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Home Electrical, EV & Electronic Voltage Detection & Safe Isolation Proving Units

Martindale PD440SRD – 440V AC/DC Proving Unit with 4 Ranges

4 ranges
Switchable AC / DC output mode
Suitable for use with voltage indicators up to 440V

SKU

MARPD440SRD

MPN

MARPD440SRD

View All Proving Units

Description Technical Info Reviews

The Martindale PD440SRD proves the operation of voltage indicators, multimeters, and test lamps up to 440V.

Safe electrical working requires the use of a voltage indicator that has been proven with a suitable proving device before and after use to ensure the instrument is working correctly in accordance with the Electricity at Work Regulations.

The PD440SRD is fast and easy to use, instantly supplying the full test voltage for both high and low-impedance voltage indicators, test lamps, and meters. It comes complete with an over moulded low-profile case with a magnetic hanger.

Key Features

Suitable for use with voltage indicators up to 440V
Switchable AC / DC output mode via push button
Stepped voltage output matched to two-pole tester thresholds
Compatible with S-series magnetic hanger
Ideal for proving indicators and measurement devices up to 440V AC or DC in domestic and commercial applications

What's Included?

Proving Unit
Magnetic hanger
Low-profile case
Batteries

£111.00

£133.20 inc vat

Stock Due: Typically 1-2 Weeks

60 Days Return

Technical Information

Specification

Output Voltage	440V, 230V, 120V or 50V nominal
Output Frequency	DC or 50Hz nominal
Temperature (Operating & Storage)	-10°C to 40°C
Humidity (Operating & Storage)	max. 70% R.H.
Altitude	up to 2000m
Pollution Degree	2
Power	6 x 1.5V, AA alkaline batteries (IEC LR6, NEDA 15A)
Dimensions	150 x 80 x 35mm
Weight	350g approx. with batteries