T&R PCU2 mk5, Руководство по эксплуатации и техническому обслуживанию, Страница: 5 / 30

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CONTENTS
1 DESCRIPTION OF EQUIPMENT 7
1.1 Front Panel Layout 8
1.1.1 Loading unit 9
1.1.2 Control unit 9
1.2 Electrical Specification 10
1.2.1 Supply Specifications 10
1.2.2 Output Specifications 10
1.2.3 Output Lead Set Ratings 11
1.2.4 Metering 11
1.2.5 Overload trip 12
1.2.6 Loading unit over temperature trip 13
1.2.7 Timing System 13
1.3 Construction 13
1.4 Installation 13
2 OPERATION 15
2.1 Loading Unit Configuration 15
2.2 Main Output 16
2.3 Connections 17
2.3.1 Earthing 17
2.4 Timing System 18
2.4.1 Timer Modes 18
2.4.2 General Procedure for Timing Tests 19
3 APPLICATION NOTES
– TESTING SPECIFIC DEVICES
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3.1 Over-current Devices with Auxiliary Contacts 21
3.1.1 Timer Mode 21
3.1.2 Connections 21
3.1.3 Test Procedure 21
3.2 Timing of auto-reset/reclosing devices 22