This handy bundle contains a Drummond MTL20 test lamp and a PD440 proving device.
The proving device can be used to verify the functioning of the test lamp.
Drummond MTL20 Specification Maximum Working Voltage
- 500V AC, 750V DC
Voltage Ranges
- 50, 100, 200, 400V AC / DC
Range Detection
- Automatic
Response Time
- <0.1s
Frequency Range
- DC, 0-65Hz
Test Current (500V AC / DC)
- Switches not Operated: <3.5mA
- Switches Depressed: 28mA @ 240V AC, 60mA @ 500V AC
General Specifications
- Temperature Range: -10°C to +55°C
- Measurement Category: CAT IV 600V, CAT III 1000V
- Pollution Degree: 2
- Protection Degree: IP64
- Dimensions: 213 x 112 x 72mm
- Weight: 350g approx
Martindale PD690 Proving Unit Specification
Output Voltage
- 700V 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
Supplied with free ACT Calibration Certificate






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