Eaton 93E MK2 - Multiple UPS Parallel Operation

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6.4

Multiple UPS Parallel

Operation

The

paragraphs

in this

section

provide

operating instructions

for a UPS

system containing

multiple

UPSs.

NOTE 1

NOTE 2

Refer to

the External Battery Cabinet

Installation

Manual listed in

paragraph

1.8 f

EBC

battery breaker location.

Start and control

system

wide function from UPS

Eaton 93E MK2 UPS (10-40kVA, 380/400/415V) Installation and Operation

Main Page

Table of Contents5
Introduction11
Figure 1-1. Eaton 93E MK2 UPS (10-40 Kva)11
UPS Standard Features12
Installation Features12
Control Panel12
Customer Interface12
High-Efficiency Mode12
Advanced Battery Management12
Maintenance Bypass12
Dual Input12
Options and Accessories12
External Battery Cabinet12
Monitoring and Communication13
Battery System13
Basic System Configurations13
Using this Manual13
Conventions Used in this Manual13
Symbols, Controls, and Indicators14
For more Information14
Getting Help14
Safety Warnings15
Ups Installation Plan and Unpacking17
Creating an Installation Plan17
Preparing the Site17
Environmental and Installation Considerations17
Table 3-1. UPS Cabinet Weights18
Table 3-2. UPS Cabinet Clearances18
Table 3-3. UPS Cabinet Clearances19
Table 3-4. Air Conditioning or Ventilation Requirements During Full Load Operation19
Figure 3-1. UPS Cabinet Dimensions 10/15/20/30Kva (Front, Right Side and Rear Views)20
Figure 3-2. UPS Cabinet Dimensions 4 0Kva (Front, Right Side and Rear Views)21
Figure 3-3. UPS Cabinet Dimensions (Bird and Bottom Views)21
UPS System Power Wiring Preparation22
Table 3-5. Input /Output Ratings and External Wiring Requirements for the Eaton 93E MK2 10-40 Kva24
Table 3-6. UPS External Power Cable Terminations for the Eaton 93E MK2 10-40 Kva25
Table 3-7. Recommended Input Circuit Breaker Ratings25
Table 3-8. Recommended Bypass Circuit Breaker, and Output Circuit Breaker and Bypass Fuse Ratings26
Table 3-9. Recommended DC Input Circuit Breaker Rating26
UPS System Interface Wiring Preparation28
Inspecting and Unpacking the UPS Cabinets29
Figure 3-5. UPS Cabinet as Shipped on Pallet30
Ups System Installation31
Preliminary Installation Information31
Unloading the UPS Cabinet from the Pallet31
Figure 4-1. Removing the Shipping Bracket33
Figure 4-2. Attaching the Ramp to the Pallet34
Figure 4-3. Rolling the Cabinet down the Ramp34
External Battery Cabinet Installation35
External Power Wiring Installation36
Figure 4-4. Power Terminal Locations 10/15/20/30 Kva37
Figure 4-5. Power Terminal Locations 40 Kva37
Installing Interface Connections38
Installing Building Alarm Connections38
Figure 4-6. Interface Terminal Locations38
Figure 4-7. Interface Terminal Detail (Terminal Cover Removed)39
Figure 4-8. Building Alarm Terminal Block Connector Assignments39
Table 4-1. Building Alarm Connections39
Figure 4-9. Interface Wiring Access40
Installing Parallel Pull Chain and CAN Control Wiring and Connections41
Figure 4-10. Pull Chain Terminal Block Connector Assignments41
Table 4-2. Pull Chain Connections41
Installing Mini-Slot Interface Connections42
Figure 4-11. Parallel UPS Control Wiring43
Figure 4-12. Parallel UPS System Connections43
Installing a REPO Switch44
Figure 4-13. REPO Terminal Block Connector Assignments44
Table 4-3. REPO Connections44
Figure 4-14. Normally-Open REPO Switch Wiring45
Table 4-4. Normally-Open REPO Wire Terminations45
Figure 4-15. Normally-Closed REPO Switch Wiring46
Table 4-5. Normally-Closed REPO Wire Terminations46
Initial Startup47
Completing the Installation Checklist48
Understanding Ups Operation50
UPS System Overview50
Figure 5-1. Main Elements of the UPS System50
Single UPS51
Modes51
Standard Normal Mode51
High-Efficiency Mode51
Figure 5-2. Path of Current through the UPS in Standard Normal Mode52
Bypass Mode53
Figure 5-3. Path of Current through the UPS in Bypass Mode53
Battery Mode54
Figure 5-4. Path of Current through the UPS in Battery Mode54
Single UPS Unit System Oneline Configurations55
Figure 5-5. UPS System One Line (Dual Input)56
Figure 5-6. UPS System One Line (Single Input)57
Ups Operating Instructions58
UPS Controls and Indicators58
Figure 6-1. UPS Controls and Indicators58
Figure 6-2. UPS Switches59
Using the Control Panel60
Status Indicators60
Figure 6-3. UPS Control Panel60
Table 6-1. Status Indicators60
System Events61
Using the LCD and Pushbuttons62
Figure 6-4. Parts of the LCD62
Using the Menu63
MIMIC Screen63
Figure 6-5. Main Menu and MIMIC Screen63
Table 6-2. Display Function Menu Map63
Display Menu Operation64
Table 6-3. Display Menu Operation64
System Controls66
Figure 6-6. Typical Initial Setup Screen66
Figure 6-7. Typical System Control Screen67
Table 6-4. Command Menu Operation67
Table 6-5. Typical System Status Messages67
Single UPS Operation68
Starting the UPS in Standard Normal Mode (Default Mode)68
Starting the UPS in Bypass Mode69
Transfer from Normal to Bypass Mode69
Transfer from Bypass to Normal Mode70
Transfer from Standard Normal Mode to HE Mode70
Transfer from HE Mode to Standard Normal Mode70
Transfer from Normal Mode to Internal Maintenance Bypass71
Transfer from Internal Maintenance Bypass to Normal Mode71
UPS and Critical Load Shutdown72
Charger Control72
Battery Test73
Using the UPS LOAD off Command73
Using the Remote Emergency Power-Off Switch74
Multiple UPS Parallel Operation76
Starting the Parallel UPS in Standard Normal Mode (Default Mode)77
Starting the Parallel UPS in Bypass Mode78
Transfer from Normal to Bypass Mode79
Transfer from Bypass to Normal Mode79
Single UPS Shutdown80
Single UPS Restart80
Charger Control81
UPS and Critical Load Shutdown81
Battery Test82
Using the UPS LOAD off Command83
Using the Remote Emergency Power-Off Switch84
Communication85
Mini-Slot Cards85
Figure 7-1. Optional Mini-Slot Cards85
Building Alarm Monitoring86
Ups Maintenance87
Important Safety Instructions87
Performing Preventative Maintenance88
DAILY Maintenance88
MONTHLY Maintenance88
PERIODIC Maintenance89
ANNUAL Maintenance89
BATTERY Maintenance89
Figure 8-1. Air Filter Location89
Installing Batteries90
Recycling the Used Battery or UPS90
Maintenance Training90
Product Specifications91
Model Numbers91
Specifications91
UPS Environmental91
Table 9-1. UPS Model91
Table 9-2. UPS Operating Environment91
UPS Input92
UPS Output92
Table 9-3. UPS Input Rating92
Table 9-4. UPS Output Rating92

Eaton 93E MK2 - Multiple UPS Parallel Operation

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