Proving Devices
Showing all 9 results
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Martindale PD440SX 50V/120V/230V/440V AC Proving Unit with CALCHECK
- Safely proves the operation of voltage indicators and test lamps up to 440V
- Unique CALCHECK function for multifunction installation tests
- Individual LED indicators matched to voltage indicator thresholds
- Long battery life with low battery indicator
- Includes MAG3 high strength magnetic hanger
- Colour coded for voltage output
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Martindale PD690S 690V AC Proving Unit
- Safely and simply proves the operation of voltage indicators and test lamps up to 690V
- Essential for implementing effective safe isolation procedures
- Tough overmoulded low profile design
- Long battery life with low battery indicator
- Includes MAG3 high strength magnetic hanger
- Colour coded for voltage output
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Martindale PD690SX 50V/120V/230V/400V/690V AC Proving Unit with CALCHECK
- Safely proves the operation of voltage indicators and test lamps up to 690V
- Unique CALCHECK function for multifunction installation tests
- Individual LED indicators matched to voltage indicator thresholds
- Long battery life with low battery indicator
- Includes MAG3 high strength magnetic hanger
- Colour coded for voltage output
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Martindale PD440S 440V AC Proving Unit
- Safely and simply proves the operation of voltage indicators and test lamps up to 440V
- Essential for implementing effective safe isolation procedures
- Tough overmoulded low profile design
- Long battery life with low battery indicator
- Includes MAG3 high strength magnetic hanger
- Colour coded for voltage output
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Martindale PD700 50V/700V AC Proving Unit
- Safely and simply proves the operation of voltage indicators and test lamps
- Essential for implementing effective safe isolation procedures
- 50V/700V industry leading proving unit for low and high impedance testers
- Long battery life time with low battery indicator
- Optional in-car & mains power supplies available
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Martindale PD710 700V DC Proving Unit
- Safely and simply proves the operation of voltage indicators and test lamps
- 700V DC output proving unit for both low and high impedance testers
- Essential for implementing effective safe isolation procedures
- Long battery life time with low battery indicator
- Optional in-car & mains power supplies available
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Martindale PD240 240V DC Proving Unit
- Safely and simply proves the operation of multimeters and voltage testers
- 240V DC output proving unit
- Compact size with belt clip
- Essential for implementing effective safe isolation
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Martindale PSUPD230 Proving Unit Power supply
- Mains power supply
- Compatible with Martindale PD430, PD440, PD690, PD700 & PD710
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Martindale PD690S-C 690V AC Proving Unit with Soft Carry Case
- Tailor-made
- Convenient access to test points
- Robust design
- Shoulder Strap