Martindale PD440SRDX 440V AC/DC Proving Unit with 4 Ranges and CALCHECK
| Martindale PD440SRDX Technical Specification | |
| Output voltage | 440V, 230V, 120V or 50V nominal |
| Output frequency | DC or 50Hz nominal |
| Output loading | See datasheet |
| 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 |
| Insulation test resistance | 0.5MΩ (max test voltage 1kV), 1.0MΩ (max test voltage 1kV) |
| Continuity test resistance | 0.5Ω (max test current 200mA), 1.0Ω (max test current 200mA) |
Description
Martindale PD440SRDX 440V AC/DC Proving Unit with 4 Ranges and CALCHECK
Martindale PD440SRDX Comes Supplied With:
• MG3 magnetic hanger
• 6 x 1.5V AA alkaline batteries
• Instruction manual
Key Features:
• Ideal for proving low and high-impedance voltage indicators, test lamps, and two-pole testers.
• Includes MG3 high-strength magnetic hanger.
• Colour coded for voltage output (230V, 440V and 690V)
• Tough over-moulded low-profile design
• Long battery life with low battery indicator and auto power off
Additional features PD440SRDX
• Unique CALCHECK feature for verifying insulation and low resistance ranges of installation testers.
• Stepped voltage output matched to two pole tester thresholds
• AC or DC output selectable by push button switch
Overview:
Safe electrical working requires using 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 PD440SRDX 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 a moulded low-profile case with a magnetic hanger.
The PD440SRDX has a unique CALCHECK feature making it easy to verify the insulation and low resistance ranges on 18th Edition multifunction testers, wherever you are working.
Applications:
The new range of Martindale proving units is fast and easy to use, instantly supplying the full test voltage for both high and low-impedance voltage indicators, test lamps, and meters. The SRDX model has a unique CALCHECK feature making it easy to verify the insulation and low resistance ranges on 18th Edition multifunction testers, wherever you are working. In addition, the new SRD and SRDX models have stepped voltage LEDs with thresholds matched to most voltage indicators and two pole testers.
Which Martindale Proving Unit is right for me?
isswww and Martindale Electric
Founded in 1928 and also owns Edgcumbe Instruments Metrohm® products, as well as the John Drummond Engineers' range of test lamps. They are a British-owned company, based in Watford, just 5 minutes from junction 5 of the M1. Their product range helps electricians and maintenance engineers carry out portable appliance testing, check fixed wiring for 17th Edition and Part P testing, safely prove dead, and measure everything from light and sound levels to microwave leakage and power consumption. We are proud to be able to offer Martindale's products and services and have done so for many years.
Features & Specification
| Key Features | 440V Proving Unit, Ideal For Proving Indicators, MG3 Magnetic Hanger Included, Colour Coded For Voltage Output, Over Moulded Low Profile Design, Long Battery Life, AC/DC Output Mode, CALCHECK To Verify Resistance Ranges | ||||||||||||||||||||||||||
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| Product Stock Status | Next Day Delivery (subject to availability) | ||||||||||||||||||||||||||
| Manufacturer | Martindale | ||||||||||||||||||||||||||
| Short Description |
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Delivery
Updated January 2024
Please note, our cut-off time is 2:00pm
Orders requiring calibration
Whilst we take the greatest care to get all orders dispatched and delivered to you in the stated time frame, orders received PM and requiring calibration may on occasion miss dispatch that day, according to the complexity of the calibration.Be assured they will ship on the next dispatch this in most cases should not add more than 24 hours to your delivery.
Bank/Public Holidays
Predicted delivery times are based on regular trading days Monday to Friday. Public holidays, bank holidays and weekends are outside the usual scopeof our dispatch and subject to activities/holidays of our carriers and therefore may incur additional days lead time to your order.
*UK Mainland (Revised March 2021)
| Service | Price |
| Standard FREE 2-3 Day Courier Delivery – UK Mainland only - Zones A & B - Order value OVER £75.00 ex VAT | FREE |
| Standard FREE 2-3 Day Courier Delivery – UK Mainland only - Zones A & B - Order value UNDER £75.00 ex VAT | £4.95 |
| Next WORKING Day (excludes Saturdays, Sundays and public holidays) – UK Mainland only - Zones A & B - ANY order value - Order by 2:00pm | £7.75 |
| Saturday ANYTIME Delivery - Order by 2:00pm | £9.95 |
Delivery Surcharges
Because of the high cost of carriage, we regretfully need to apply a surcharge on all deliveries made in the following regions:
- Zones A & B - Mainland delivery rates apply.
- Zone C - Scottish Highlands (Charges are calculated at the checkout).
- Zone D - Outer Hebrides, Orkney Isles, Shetland Isles, Isle of Man, Scilly Isles, and Channel Islands (Charges are calculated at the checkout).
- Zone E - Northern Ireland (Charges are calculated at the checkout).
- Zone F - Republic of Ireland (Charges are calculated at the checkout).
Offshore Services
All offshore deliveries are a 3-4 day service as standard. This includes Channel Islands, Northern & Southern Ireland, Scottish Islands, Isle of Man and the Scilly Isles.
International delivery
International delivery charges are automatically added to your order at the checkout. For any questions regarding international deliveries please contact us at sales@isswww.co.uk
Export
All export inquiries should be directed to the export division before placement of order.
If no shipping option is available to your selected country please call us FREE on 0800 0224 060 to discuss your requirements.
All stated prices are subject to VAT at the current rate where applicable.
E&OA