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Summary of Contents for Megger VAX020
- Page 1 VAX020 High Voltage Amplifier User’s Manual Art No. ZP-AF01E Doc. AF0050AE 2013...
- Page 3 © 2013, Megger Sweden AB. All rights reserved. The contents of this manual are the property of Megger Sweden AB. No part of this work may be reproduced or transmitted in any form or by any means, except as permitted in written license agreement with Megger Sweden AB. Megger Sweden AB has made every reasonable attempt to ensure the completeness and accuracy of this document.
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Page 4: Table Of Contents
2.1 Symbols on the instrument ......... 8 2.2 Safety instructions ..........8 3 Control, indicators and connectors __ 10 3.1 Front panel ............10 3.2 Back panel ............10 4 Run VAX020 __________________________________ 12 4.1 Connections ............. 12 4.2 Perform a measurement ........13 5 Specifications... - Page 5 AF0050AE ZP-AF01E VAX020...
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Page 6: Introduction
Introduction 1 General 1.1 Description VAX020 is a 2 kV voltage amplifier designed to work as an accessory to an IDA/IDAX test system, increasing the output voltage from 200 V to 2000 V peak (1414 V rms). the main application is insulation diagnostics in electric power systems with moisture assessment for oil-immersed transformers as a key area. - Page 7 2 SAFEty AF0050AE ZP-AF01E VAX020...
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Page 8: Safety
The instrument case must also be grounded by the separate protective ground wire with connection to the protective earth terminal on the rear panel. This is to eliminate differ- VAX020 ZP-AF01E AF0050AE... - Page 9 Never connect the test set to energized The VAX020 is designed for indoor and equipment. outdoor use. Although a rugged instrument, Operation is prohibited in rain or snow.
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Page 10: Control, Indicators And Connectors
/ oFF switch ▪ Mains inlet Air inlet Ground: wing nut/screw (PE) Control: multi-pin connector to IDAX Interlock: 3-pole XlR output: red lED is lit when high-voltage output is active output: HV connector for 0-2000 V VAX020 ZP-AF01E AF0050AE... - Page 11 4 RuN VAX020 AF0050AE ZP-AF01E VAX020...
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Page 12: Run Vax020
Connect an Interlock cable to the Interlock input (violet in the figure below) Connect the VAX020 to the test object using the Generator cable (18 meter) with HV con- nector and clamp Connect the Measure cable from the IDAX to... -
Page 13: Perform A Measurement
4 RuN VAX020 4.2 Perform a measurement Turn on the IDAX and the VAX020 Follow the standard IDAX procedure for measurement setup When prompted to select voltage: choose Then add required voltage, e.g. 1400 V (RMS) (same as 2 kV peak) Perform the measurement in the same way as a standard IDAX measurement. -
Page 14: Specifications
4.4 kg (9.7 lbs) without accessories Interface Control Connects VAX020 with IDAX Interlock An external contact must be closed to al- low the VAX020 to generate any voltage Output HV connector that connects VAX020 to the test object VAX020 can be used IDAX300, IDAX300S, IDAX206-FR,... - Page 15 AF0050AE ZP-AF01E VAX020...
- Page 16 ▪ Insulation Power Factor (C&DF) Test Equipment worldwide. ▪ Insulation Resistance Test Equipment Megger is certified according to ISO 9001 and 14001. ▪ Line Testing Equipment Megger is a registered trademark. ▪ Low Resistance Ohmmeters Megger Group Limited ▪...
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