
9171300990 Rev V
BE1-87T Installation
i
SECTION 4 • INSTALLATION
TABLE OF CONTENTS
SECTION 4 • INSTALLATION .................................................................................................................. 4-1
General .................................................................................................................................................. 4-1
Relay Operating Precautions ................................................................................................................. 4-1
Mounting ................................................................................................................................................ 4-2
Dielectric Test ........................................................................................................................................ 4-9
Connections ........................................................................................................................................... 4-9
Relay Disassembly .............................................................................................................................. 4-17
Precautions ...................................................................................................................................... 4-17
Circuit Board Removal Procedure .................................................................................................... 4-17
Disabling Unused Inputs ...................................................................................................................... 4-18
Single-Phase Units ........................................................................................................................... 4-20
Three-Phase Units ........................................................................................................................... 4-20
Sensing Connection Diagrams ............................................................................................................ 4-20
Single-Phase Input Sensing Connections ........................................................................................ 4-20
Three-Phase Input Sensing Connections ........................................................................................ 4-24
Setting the BE1-87T ............................................................................................................................. 4-33
Method.............................................................................................................................................. 4-33
Procedure One ................................................................................................................................. 4-33
Procedure Two ................................................................................................................................. 4-42
Checking the Relay Settings and System Inputs ................................................................................. 4-49
Maintenance......................................................................................................................................... 4-50
Storage ................................................................................................................................................. 4-50
Test Plug .............................................................................................................................................. 4-51
Figures
Figure 4-1. Panel Cutting/Drilling, Semi-Flush, M1 Case
.......................................................................... 4-2
Figure 4-2. M1 Case Dimensions, Rear View, Double Ended, Semi-Flush Mount
................................... 4-3
Figure 4-3. M1 Case Dimensions, Side View, Double Ended, Semi-Flush Mount
................................... 4-4
Figure 4-4. Panel Cutting/Drilling, Double Ended, Projection Mount, M1 Case
........................................ 4-5
Figure 4-5. M1 Case Dimensions, Rear View, Double Ended, Projection Mount
..................................... 4-6
Figure 4-6. M1 Case Dimensions, Side View, Double Ended, Projection Mount
...................................... 4-7
Figure 4-7. M1 Case Cover Dimensions, Front View
................................................................................ 4-8
Figure 4-8. Case Terminals: Single-Phase
............................................................................................... 4-9
Figure 4-9. Case Terminals: Three-Phase, Two Input (Sensing Input Type E), Output Option E
.......... 4-10
Figure 4-10. Case Terminals: Three-Phase, Two Input (Sensing Input Type E), Output Option F
........ 4-10
Figure 4-11. Case Terminals: Three-Phase, Three Input (Sensing Input Type G), Output Option E
..... 4-11
Figure 4-12. Internal Connections: Single-Phase, Five Input (Sensing Input Type D), Output Option E
4-12
Figure 4-13. Internal Connections: Three-Phase, Two Input (Sensing Input Type E), Output Option E
4-13
Figure 4-14. Internal Connections: Three-Phase, Two Input (Sensing Input Type E), Output Option F
4-14
Figure 4-15. Internal Connections: Three-Phase, Three Input (Sensing Input Type G), Output Option E
. 4-
15
Figure 4-16. Control Circuits: Single-Phase, Output Option E
................................................................ 4-15
Figure 4-17. Control Circuits: Three-Phase, Two Input (Sensing Input E), Output Option E
.................. 4-16
Figure 4-18. Control Circuits: Three-Phase, Two Input (Sensing Input E), Output Option F
.................. 4-16
Figure 4-19. Control Circuits: Three-Phase, Three Input (Sensing Input G), Output E
.......................... 4-17
Figure 4-20. Side View of Cradle Assembly
............................................................................................ 4-18
Figure 4-21. Unused Input-Disabling Jumpers, Analog #1 Board: Option 1-0
........................................ 4-19
Figure 4-22. Unused Input-Disabling Jumpers, Analog #1 Board: Option 1-1
........................................ 4-19
Figure 4-23. Typical Single-Phase Sensing Connections
....................................................................... 4-21
Figure 4-24. Single-Phase Connections, Delta-Wye Configuration
........................................................ 4-21
Figure 4-25. Single-Phase Connections, Wye-Wye Configuration
......................................................... 4-22
Figure 4-26. Single-Phase Connections, Delta-Delta-Wye Configuration
............................................... 4-23
Figure 4-27. Single-Phase Connections, Delta-Wye Configuration With Two Load Busses
.................. 4-24
Figure 4-28. 30° Phase Shift Compensation Jumpers
............................................................................ 4-26