Megger MIT510 User Manual
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Megger MIT510 User Manual

5kv digital insulation tester
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MIT510
5kV Digital Insulation Tester
USER MANUAL

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Summary of Contents for Megger MIT510

  • Page 1 MIT510 5kV Digital Insulation Tester USER MANUAL...
  • Page 2 SAFETY WARNINGS The circuit under test must be switched off, de-energised, isolated and checked to be safe before insulation test connections are made. Make sure the circuit is not re-energised whilst the instrument is connected. Circuit connections must not be touched during an insulation test. After completing a test, capacitive circuits must be completely discharged before disconnecting the test leads.

  • Page 3: Table Of Contents

    CONTENTS Description Symbols used on the instrument are: Power lead and charging the batteries Quick start Caution: risk of electric shock Instrument controls and indicators Caution: refer to accompanying notes Power On/Off button and V buttons Equipment protected throughout by Double Test button Insulation (Class II) Ω/I button...

  • Page 4: Description

    INTRODUCTION POWER LEAD AND CHARGING The MIT510 is a compact microprocessor controlled high voltage d.c. If the power lead supplied is not suitable for your type of mains outlet, do insulation tester, powered by internal rechargeable battery or mains not use an adaptor. Always use a power lead fitted with the correct plug.

  • Page 5: Quick Start

    Voltage at terminals Timer Battery level Analogue display Warning voltage at terminals Warning voltage at terminals Digital display Time constant Capacitance display 1. Check connections to load - see SAFETY WARNINGS 2. To turn on, press Power On/Off button and release after display 8.

  • Page 6: Instrument Controls And Indicators

    INSTRUMENT CONTROLS AND INDICATORS After a test has been stopped, the display shows the test voltage selected Power On/Off button: once the load has discharged to below 50 V . The instrument will only turn on if this button is pressed, held and then released after the display responds.

  • Page 7: B Button

    across the insulation between the bare cable and the external sheathing button: due to the presence of moisture or dirt. Where it is required to remove Pressing this button toggles the display backlight on and off. the effect of this leakage, particularly at high testing voltages, a bare wire may be bound tightly around the insulation and connected via the third "HV On"...

  • Page 8: Battery Bar Graph

    Battery Bar Graph: Voltage at Terminals: This is a battery symbol on the LCD display comprising 4 pairs of When not testing, the voltage displayed is the test voltage previously segments. The battery is monitored continuously when the instrument is selected.

  • Page 9: Capacitance Display

    SPECIFICATION Capacitance display: Voltage input range: At the end of a test the capacitance of the circuit under test is calculated 85-260 V , 50/60Hz and displayed. After a test the display shows the last measurement made Battery life: until V , V or TEST buttons are pressed.
  • Page 10 Voltage output accuracy (0°C to 30°C): Environmental Operating temperature: 0 - +4% of nominal test voltage at 100 MΩ load -10°C to 50°C Current measurement range: Storage temperature: ±0.01 nA to ±5 mA -25°C to 65°C Current measurement accuracy (23°C): Ingress protection (lid closed): ±5% ±0.2 nA at all voltages IP65...

  • Page 11: Accessories

    ACCESSORIES Order Code Included Accessories 3m lead set 8101-181 User guide on CD-ROM 6172-929 Optional Accessories 3m lead set with straight jaw clamps 6220-797 15m lead set 8101-183 3m lead set, insulated clamps Contact Megger...

  • Page 12: Repair And Warranty

    Megger instruments, using genuine Kent CT17 9EN Norristown PA 19403 Megger spare parts. A list of approved companies is available from the UK England. U.S.A. address shown on this page. Spare parts are also available.
  • Page 14 E ausales@megger.com F +1 416 298 0848 E casales@megger.com Megger products are distributed in 146 countries worldwide. This instrument is manufactured in the United Kingdom. The company reserves the right to change the specification or design without prior notice. Megger is a registered trademark Part No.

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