GE Industrial Solutions GE ZENITH SERIES MDU - Manual (Page 2)

Table of Contents
GE Z ENITH C ONTROLS
MDU Owner’s Manual
601 S HILOH R OAD January 2013
Plano, TX 75074 Page 2
Table of Contents
TABLE OF CONTENTS.........................................................................................................................................................2
1.0 INTRODUCTION............................................................................................................................................................4
2.0 RECEIVING YOUR MDU ................................................................................................................................................5
2.1. R ECEIVING AND U NPACKING I NSTRUCTIONS ........................................................................................................................5
2.2. I NSPECTION P ROCEDURES ................................................................................................................................................6
3.0 INSTALLATION PROCEDURES .....................................................................................................................................7
3.1. E QUIPMENT PLACEMENT ...................................................................................................................................................7
3.1.1. Clearances..........................................................................................................................................................7
3.1.2. Raised Floor........................................................................................................................................................8
3.1.3. Cabling ...............................................................................................................................................................8
3.1.4. Cabinet Leveling.................................................................................................................................................8
3.1.5. Raised floor loading ...........................................................................................................................................8
3.1.6. Raised floor cable entry .....................................................................................................................................8
3.2. S YSTEM G ROUNDING R ECOMMENDATIONS .........................................................................................................................9
3.2.1. Power System Grounding..................................................................................................................................9
3.2.2. Grounding Conductors ......................................................................................................................................9
3.3. I NTERNAL W IRE S IZING ..................................................................................................................................................12
3.4. H IGH F REQUENCY (RF) G ROUNDING ( COMPUTER ROOMS ) ...................................................................................................13
3.5. I NPUT P OWER J UNCTION B OX AND C ABLE A SSEMBLY (O PTIONAL )........................................................................................13
3.6. T ORQUE S PECIFICATIONS ...............................................................................................................................................14
3.6.1. Structural Fasteners.........................................................................................................................................14
3.6.2. MCCB’s, MCSW’s, Contactors, and Other Electrical Components ..................................................................14
3.7. T ORQUE V ALUE Q UICK R EFERENCE ..................................................................................................................................14
3.7.1. Standard Circuit Breakers (Mains & Sub-feeds) ..............................................................................................14
3.7.2. Transformer Lugs.............................................................................................................................................15
3.7.3. Fasteners..........................................................................................................................................................15
3.7.4. Terminal Blocks and Distribution Breakers.....................................................................................................15
3.7.5. Junction Box and Power Cable Sizing Chart ..................................................................................................16
3.7.6. System Power-Up Procedure ..........................................................................................................................17
3.8. C USTOMER C ONNECTIONS : L OW V OLTAGE I NTERFACE B OARD .............................................................................................18
3.8.1. GE Zenith Series Monitoring Package .............................................................................................................18
3.8.2. M4 Monitoring Package...................................................................................................................................19
3.8.3. Optional Low Voltage Junction Box................................................................................................................21
3.8.4. Output Distribution Cable(s) Installation .........................................................................................................21
4.0 SYSTEM MONITORING ...............................................................................................................................................23
4.1. GE Z ENITH S ERIES MDU M ONITOR .................................................................................................................................23
4.1.1. LCD Monitor Layout .........................................................................................................................................23
4.1.2. GE Zenith Series Monitor Features ..................................................................................................................24
4.1.3. Control Functions.............................................................................................................................................26
4.1.4. Monitor Screens ...............................................................................................................................................27
4.1.5. Contractor Connections...................................................................................................................................30
4.1.6. Communications..............................................................................................................................................30
5.0 BRANCH CIRCUIT MONITORING SYSTEM (BCMS)....................................................................................................33
5.1. BCMS C OMPONENTS ....................................................................................................................................................33
5.1.1. Acquisition Module...........................................................................................................................................33
5.1.2. Current Transformers (Panel board CT’s) ........................................................................................................34