Eaton 93PM UPS - Figure 5-9. Eaton 93 PM-50-2 UPS System Oneline with External Battery

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Understanding UPS Operation

5-10 Eaton 93PM UPS (20–50 kW, 480V Four Wire – 50 kW Frame) Installation and Operation Manual P-164000540—Rev 4 www.eaton.com/powerquality

Figure 5-9. Eaton 93PM-50-2 UPS System Oneline with External Battery

Optional Single-Feed

Jumper

E4, E5

E1, E2, E3 E6, E7, E8, E12

Parallel CAN

Mini-Slot

Interface

Board

Pull Chain

Remote EPO

AC Input to

Bypass 4 Wire

A-B-C Rotation

AC Input to UPS

Rectifier 3 Wire

A-B-C Rotation

AC Output to

Critical Load

UPS CABINET

E9,

E10,

E11,

E12

Bypass

Switchgear

Static

Switch

Fuse

UPM 2

Battery

Switchgear

Battery

Converter

Fuse

Rectifier

Fuse

Rectifier

Switchgear

Fuse

Inverter

Switchgear

CB1 Input

Breaker

NOTE Callout letters A, B, and D map to Table 3-4.

Battery

Breaker

(Not supplied with the UPS)

EXTERNAL BATTERY

CABINET

UPM 1

Battery

Switchgear

Battery

Converter

Fuse

Rectifier

Fuse

Rectifier

Switchgear

Fuse

Inverter

Switchgear

Main Page

Table of Contents5
Introduction13
UPS Standard Features13
Installation Features13
Figure 1-1. Eaton 93PM UPS (20-50 Kw, Four Wire)14
Figure 1-2. Eaton 93PM UPS (20-50 Kw, Four Wire) with Left or Right Mounted Sidecar14
Control Panel15
Customer Interface15
Energy Saver System Mode15
Internal Redundancy15
UL 924 Auxiliary Lighting and Power Equipment Certification15
Energy Star15
Advanced Battery Management16
Options and Accessories16
Integrated Battery Cabinet16
Sidecar Integrated Accessory Cabinet-Bypass17
Top Entry Wiring Sidecar17
Parallel System17
Monitoring and Communication17
Additional Output Surge Protection18
Battery System18
Battery Configurations18
Optional Thermal Sensor18
Basic System Configurations19
Using this Manual19
Conventions Used in this Manual20
Symbols, Controls, and Indicators20
For more Information21
Getting Help21
Safety Warnings23
Section 1 - Installation25
Ups Installation Plan and Unpacking27
Creating an Installation Plan27
Preparing the Site27
Environmental and Installation Considerations27
Table 3-1. Air Conditioning or Ventilation Requirements During Full Load Operation28
Table 3-2. UPS Cabinet Weights29
Table 3-3. UPS Cabinet Clearances29
Figure 3-1. UPS Cabinet Dimensions (Front and Right Side Views)30
Figure 3-2. UPS Cabinet Dimensions (Top and Bottom Views)31
Figure 3-3. UPS Cabinet Front and Back Floor Mounting Bracket Mounting Dimensions (Back Views)32
Figure 3-4. UPS Cabinet with Left-Mounted or Right-Mounted Sidecar Dimensions (Front and Right Side Views)33
Figure 3-5. UPS Cabinet with Left-Mounted or Right-Mounted Sidecar Dimensions (Top and Bottom Views)34
Figure 3-6. UPS Cabinet Center of Gravity35
Figure 3-7. UPS Cabinet with Left-Mounted or Right-Mounted Sidecar Center of Gravity36
Figure 3-8. Remote EPO Switch Dimensions37
UPS System Power Wiring Preparation38
External Parallel UPS System Power Wiring Preparation39
Figure 3-9. 93PM External Parallel Wire Length40
Table 3-4. Input/Output Ratings and External Wiring Requirements for the Eaton 93PM-50-1 and 93PM-50-2 (N+1)41
Table 3-5. UPS External Power Cable Terminations for the Eaton 93PM-50-1 and 93PM-50-242
Table 3-6. Power Cable Conduit Requirements for the Eaton 93PM-50-1 and Eaton 93PM-50-2 (N+1)43
Table 3-7. Recommended Input and Bypass Circuit Breaker Ratings44
Table 3-8. Recommended Output Circuit Breaker Ratings45
Table 3-9. Recommended DC Input Battery Disconnect Circuit Breaker Ratings (240 Cell)45
UPS System Interface Wiring Preparation46
Inspecting and Unpacking the UPS Cabinets47
Figure 3-10. UPS Cabinet as Shipped on Pallet48
Figure 3-11. UPS Cabinet with Left-Mounted or Right-Mounted Sidecar as Shipped on Pallet49
Ups System Installation51
Preliminary Installation Information51
Unloading the UPS Cabinet from the Pallet51
Figure 4-1. Removing the Pallet Skids and Supports - Eaton 93PM UPS52
Figure 4-2. Removing the Sidecar Pallet Skids and Supports - Eaton 93PM UPS53
Integrated Battery Cabinet Installation55
Sidecar Integrated Accessory Cabinet-Bypass Wiring Installation55
Figure 4-3. Removing the Sidecar Rear Shipping Bracket - Eaton 93PM UPS55
External AC Power Wiring Installation56
Figure 4-4. UPS Conduit and Wire Entry Locations57
Figure 4-5. Sidecar Conduit and Wire Entry Locations58
Figure 4-6. UPS Inter-Cabinet Wiring Access Location59
Figure 4-7. Power Terminal Locations60
Battery Power Wiring61
Figure 4-8. Power Terminal Detail61
Installing Interface Connections62
Installing Building Alarm and Relay Contact Connections62
Figure 4-9. Interface Terminal Locations63
Figure 4-10. Interface Terminal Detail64
Figure 4-11. Bottom Access Interface Wiring Locations64
Figure 4-12. Wire Tie Anchors65
Figure 4-13. Building Alarm Terminal Block Connector Assignments65
Table 4-1. Building Alarm Connections and Wire Terminations65
Installing Battery Detect and Shunt Trip Interface Connections66
Figure 4-14. Relay Contact Terminal Block Connector Assignments66
Table 4-2. Relay Contact Connections and Wire Terminations66
Figure 4-15. Battery Detect and Shunt Trip Terminal Locations68
Installing Thermal Sensor Interface Connections69
Figure 4-16. Battery Detect and Shunt Trip Terminal Assignments69
Figure 4-17. Battery Configuration Jumper Assignments69
Table 4-3. External Battery Detect and Shunt Trip Connections and Wire Terminations69
Figure 4-18. Thermal Sensor Terminal Location71
Figure 4-19. Thermal Sensor Terminal Assignments72
Figure 4-20. Thermal Sensor Jumper Assignments72
Table 4-4. Thermal Sensor Connections and Wire Terminations72
Generator Interface Connections73
Installing External Parallel CAN Control Wiring and Connections74
Table 4-5. External Parallel CAN and Pull Chain Connections75
Table 4-6. External Parallel CAN and Pull Chain Terminal Block Terminations75
Figure 4-21. External Parallel CAN Wiring76
Figure 4-22. External Parallel Terminal Block76
Installing External Parallel Pull Chain Control Wiring and Connections77
Installing Minislot Interface Connections78
Figure 4-23. External Parallel Pull Chain Wiring79
Installing a REPO Switch80
Figure 4-24. REPO Switch81
Figure 4-25. REPO Terminal Block Connector Assignments81
Figure 4-26. Normally-Open REPO Switch Wiring82
Figure 4-27. Normally-Closed REPO Switch Wiring82
Table 4-7. Normally-Open REPO Connections and Wire Terminations82
Table 4-8. Normally-Closed REPO Connections and Wire Terminations82
Initial Startup83
Completing the Installation Checklist83
Section 2 - Operation87
Understanding Ups Operation89
UPS System Overview89
Figure 5-1. Main Elements of the UPS System89
Single UPS90
Modes90
Energy Saver System Mode90
Energy Saver System Mode91
Normal Mode91
Bypass Mode92
Figure 5-3. Path of Current through the UPS in Normal Mode92
Battery Mode93
Figure 5-4. Path of Current through the UPS in Bypass Mode93
Single UPS Unit System Oneline Configurations94
Figure 5-5. Path of Current through the UPS in Battery Mode94
Figure 5-6. Eaton 93PM-50-1 UPS System Oneline with Internal Battery95
Figure 5-7. Eaton 93PM-50-1 UPS System Oneline with Internal and External Batteries96
Figure 5-8. Eaton 93PM-50-1 UPS System Oneline with External Battery97
Figure 5-9. Eaton 93PM-50-2 UPS System Oneline with External Battery98
Ups Operating Instructions99
UPS Controls and Indicators99
Figure 6-1. UPS Controls and Indicators99
Figure 6-2. UPS Breakers - 93PM-50-1100
Control Panel101
Circuit Breakers101
Figure 6-3. UPS Breakers - 93PM-50-2101
Using the Control Panel102
Figure 6-4. UPS Control Panel102
Status Indicators103
System Events103
Table 6-1. Status Indicators103
Using the LCD Touch Screen104
Figure 6-5. Parts of the LCD104
Using the Menu105
MIMIC Screen105
Figure 6-6. Main Menu and MIMIC Screen105
Table 6-2. Display Function Menu Map105
Display Menu Operation106
Table 6-3. Display Menu Operation106
Figure 6-7. Typical Meters Summary Screen107
Figure 6-8. Typical Active Events Screen107
Figure 6-9. Typical System Log Screen108
Figure 6-10. Typical Settings User Screen108
Figure 6-11. Typical Information Screen109
Figure 6-12. Typical about Screen109
Figure 6-13. Typical Settings Configuration 1 Screen110
Figure 6-14. Typical Settings Configuration 2 Screen110
Sign in111
Figure 6-15. Typical Statistics Screen111
Figure 6-16. Sign in Password Screen112
Figure 6-17. Sign in Keypad112
System Controls113
Figure 6-18. Typical System Control Screen113
Table 6-4. Controls Menu Operation113
Table 6-5. Typical System Status Messages113
Figure 6-19. Typical UPS Control Screen114
Figure 6-20. Typical UPM Select Screen114
Figure 6-21. Typical UPM Control Screen115
Figure 6-22. Typical EAA Control Screen115
Single UPS Operation116
Starting the UPS in Double Conversion Mode116
Starting the UPS in Bypass Mode117
Starting the Upms117
Starting a Single UPM118
Transfer from Double Conversion to Bypass Mode118
Transfer from Bypass to Double Conversion Mode119
Transfer from ESS Mode to Double Conversion Mode119
Transfer from Double Conversion Mode to ESS Mode119
Transfer from Double Conversion to Bypass Mode and Shut down Upms119
6.3.10 Single UPM Shutdown120
6.3.11 Single UPM Restart120
Figure 6-23. REPO Operation123
Figure 7-1. Optional Minislot Cards133
Table 7-1. IRC-MS Default Triggers133
Figure 8-1. Air Filter Location139

Eaton 93PM UPS - Figure 5-9. Eaton 93 PM-50-2 UPS System Oneline with External Battery

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