Arteche UG-72 525 Series User Manual Download | Manualshive

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USER MANUAL

CONTENTS

PRELIMINARY CONSIDERATIONS

INTRODUCTION

TRANSPORT AND HANDLING

INSTALLATION

INSPECTION AND MONITORING

QUICK TROUBLESHOOTING GUIDE

ANNEX I

ANNEX II

ANNEX III

HIGH VOLTAGE INSTRUMENT TRANSFORMERS

UG

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Summary of Contents for UG-72 525 Series

Page 1: ...AL CONTENTS PRELIMINARY CONSIDERATIONS INTRODUCTION TRANSPORT AND HANDLING INSTALLATION INSPECTION AND MONITORING QUICK TROUBLESHOOTING GUIDE ANNEX I ANNEX II ANNEX III HIGH VOLTAGE INSTRUMENT TRANSFO...

Page 2: ...LATAM latam customersupport arteche com PRELIMINARY CONSIDERATIONS This product contains fluorinated gases covered by the Kyoto protocol with a global warming potential of 22800 GWP Take the necessary...

Page 3: ...ccidental overpressure by a pressure relief device rupture disk located at the top of the transformer Safety is increased by the use of synthetic insulators At the base of the transformer is the densi...

Page 4: ...sported both horizontally and vertically For transport the transformer should be properly attached to the packaging so as to avoid movement Load and unload the transformer slowly and avoid sudden move...

Page 5: ...e nominal pressure GAS FILLING The transformer will be delivered with a pressure of approx 0 5kgf cm2 0 05MPa relative inside Do not energize the transformer until it has been filled with gas in accor...

Page 6: ...ndary terminal box itself In case of secondary with intermediate taps the common terminal must be grounded Check that the secondary connections are correctly tightened and the contact surfaces are cle...

Page 7: ...o not establish any specific measures since the decision depends on the resources available to each user the location of the instrument transformer can be a position which is more or less critical the...

Page 8: ...pressure Check that the densimeter reading is in the green zone Dielectric tests D2 Measurement of the Insulation resistors For field tests the use of the megohmmeter Megger is very common and the tes...

Page 9: ...could damage the transformer e g a short circuit with current or duration values higher than the nominal ones or over voltages caused by the malfunctioning of the switches QUICK TROUBLESHOOTING GUIDE...

Page 10: ...User Manual Annex I High Voltage Instrument Transformers UG ANNEX I UG 72 525 HANDLING AND CONNECTION...

Page 11: ...1 User Manual Annex I High Voltage Instrument Transformers UG Fig 1 Lifting C Fig 2 Lifting Fig 3 Movement Fig 4 Movement...

Page 12: ...2 User Manual Annex I High Voltage Instrument Transformers UG Fig 5 Placement of the equipotential ring Fig 6 Placement of the equipotential ring Fig 7 Densimeter Fig 8 Neutral grounding...

Page 13: ...r Blushing Vales Rupture Disc M3 0 6 M4 2 M5 4 M6 4 41 4 41 6 4 4 M8 10 8 10 8 15 10 8 M10 21 1 21 1 30 21 1 M12 36 3 24 5 48 24 5 M14 60 30 M16 91 2 78 4 120 78 4 M20 177 90 230 90 M24 304 380 M30 60...

Page 14: ...ndards specifications when so requested All of it under a thorough quality system certified under ISO 9001 However it is normal for pre operative tests to be performed in order to confirm certain impo...

Page 15: ...this test often as the internal insulation could be damaged INSULATION RESISTANCE MEASUREMENT Primaries vs Secondaries Ground N S G Fig 1 The line cable of the measuring equipment must be connected t...

Page 16: ...ry red terminal TRANSFORMER RATIO TEST This test verifies the transformer ratio and polarity and displays a signal if correct and a signal if inverted To carry out the test proceed as follows Fig 3 Th...

Page 17: ...ARTECHE User Manual For more detailed information please visit us at arteche com Subject to change without notice MU_HV_UG_EN V A0 12 01 2021...

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