FN Rackmount Series Parallelable and N+1 Redundant UPS Features.. . . . 3
FN -2TX Double-Conversion On-line UPS Block Diagram. . . . . 3
Important Safety Instructions (READ FIRST) . . . . . 4
Chapter 1. Introduction
1.1 Manual Overview. .... ..5
1.2 Brief FN Overview. .... ..5
Chapter 2. FN UPS Circuit Descriptions
Galvanically Isolated Output. . . . . . 6
Input & Power Factor Correction . . . . . 6
Power Factor Correction. . . . . . 6
DC/DC Converter. ..... ..6
DC/AC Inverter . . . . . . 6
Battery Packs ..... ..6
Internal Battery Charger .... ..6
Static Bypass Function. .... ..7
Automatic Bypass Transfers . . . . . 7
Output FIlter ..... ..7
Chapter 3. Unpacking the UPS and Battery Bank
3.1 Unpacking Instructions . . . . . . 8
Chapter 4. Pre-installation Details
4.1 Floor Loading Requirements ...... 9
4.2 UPS Input Power Requirements. ......10
4.3 UPS Input/Output Requirements ......10
4.4 UPS Output Rating Details ......13
4.5 FN 3-6kVA System Rear Panel Overview .....12
4.6 FN8-10kVA System Rear Panel Overview .....12
4.7 3-6kVA Hardwire Terminal Block Wiring Details ....13
4.8 UPS Rear Panel Details .......15
4.11 3-6kVA System Installation Wiring Diagram, Single UPS Unit ...15
4.12 3-6kVA System Installation Wiring Diagram, Multiple Parallel UPS Units.. . 15
4.13 UPS & Transformer Module Communications Bus Cabling.. ...15
4.14 8-10kVA System Installation Wiring Diagram, Typical ...16
4.15 External Battery Charger Option Installation ....19
Chapter 5. Displays & Controls
5.1 Control Button and LCD Locations . . . . . 20
5.2 Control Button Operation .... ..20
5.3 LED Display Modes ..... ..21
5.4 LCD Display Overview ..... ..22
5.5 LCD Icon Descriptions ..... ..22
5.6 Status & Error Code Descriptions . . . . . . 22
Chapter 6. Operation
6.1 How to start up the UPS with utility power present. . . . . 24
6.2 How to start up the UPS without utility power present. . . . 25
6.3 How to turn off the UPS inverter and place the UPS into bypass mode . . 25
6.4 How to completely shutdown the UPS . . . . . 25
6.5 How to display Readings. .... ..26
6.6 How to display Programmed Settings . . . . . 29
6.7 How to change the Programmed Settings . . . . . 30
6.8 How to use the Maintenance Bypass Switch .... 36
Chapter 7. Communications
7.1 Advanced Communications Option Cards Available . . . . 37
7.2 RS-232 Port ...... ..37
7.3 Optional Remote Emergency Power Off . . . . . 38
7.4 Optional Communications Interface Board Details. . . . . 39
Chapter 8. Maintenance
1. UPS & Battery Care .... ..40
2. Storing the UPS and Batteries . . . . . 40
3. When to Replace Batteries . . . . . 40
Chapter 9. Parallel Mode Operation
9.1 How to configure FN models for Transformer Module, Parallel or N+1 Communications. . 41
9.2 How to connect the FNB Battery Module to the UPS Module . . . 42
Chapter 10. Environmental
10.1 Recycling the Used Battery Packs . . . . . 42
10.2 FCC Considerations . . . . . . . 42
Chapter 11. Technical Support ..... ..43
Warranty ........ ..44
TABLE OF CONTENTS
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