1001-561 - Proving Unit, Visual
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1001-561 - Proving Unit, Visual
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Legislation and compliance
Article Information
The Megger MPU690 Proving Unit is a portable battery operated unit capable of verifying the correct functionality of a voltage tester. It generates five stepped nominal output voltages from 50 to 690 volts. When the Megger MPU690 Proving Unit is turned on it first generates 690 volts, then slowly goes down through each voltage step until the device turns off. The Megger MPU690 Proving Unit features an automatic power on function when probes are inserted into the output terminals, generating a 50 Hz output which will simulate the AC mains supply.
- Automatic operation
- 5 LED indicators for output voltages plus power LED
- High output power suitable for test lamps
- Magnetic base



