Ampcontrol OCS - Page 5

Ampcontrol Pty Ltd – ABN 28 000 915 542
OCS USER MANUAL
MAG-182 Version 5 – FEB/2020
Uncontrolled Copy - Refer to Ampcontrol Website for Latest Version
Page 5 of 72
APPROVED FOR EXTERNAL DISTRIBUTION
– PROPERTY OF AMPCONTROL PTY LTD
– NOT TO BE REPRODUCED IN PART
7.3 Earth Continuity ....................................................................................... 32
7.4 Earth Fault Lockout .................................................................................. 34
7.5 Main Contactor Protection ....................................................................... 36
8 CURRENT RELATED PROTECTION FUNCTIONS ........................................ 39
8.1 Inverse Time Protection ........................................................................... 39
8.2 Short Circuit ............................................................................................. 44
8.3 Current Balance ....................................................................................... 45
8.4 Under Current .......................................................................................... 46
9 OTHER PROTECTION FUNCTIONS .............................................................. 46
9.1 Under Voltage .......................................................................................... 46
10 SERVICE, MAINTENANCE & DISPOSAL ..................................................... 47
10.1 Equipment Service ................................................................................. 47
10.2 Equipment Maintenance ........................................................................ 48
10.3 Disposal ................................................................................................. 48
11 SPECIFICATIONS ........................................................................................ 49
11.1 Cassette Specifications .......................................................................... 49
11.2 Protection Element Specifications .......................................................... 49
12 EQUIPMENT LIST ........................................................................................ 52
APPENDIX A: PROTECTION ELEMENT LOAD CURRENT TABLES ................ 53
A1: Protection Element Full Load Current Table ............................................ 53
A2: Protection Element TMS Table ................................................................ 55
APPENDIX B: DRAWINGS ................................................................................ 57
APPENDIX C: APPROVALS .............................................................................. 63