Table of Contents
SDU DC Series Instruction Manual • iii
1.0 Important Safety Instructions ...................................................................................................... 4–5
1.1 Safety Precautions ............................................................................................................................................ 4–5
1.2 Conditions of Use .................................................................................................................................................. 5
2.0 Warnings Defined
............................................................................................................................. 5
3.0 Introduction
....................................................................................................................................... 6
4.0 What’s Included
................................................................................................................................ 7
5.0 Battery Options ................................................................................................................................. 7
6.0 Optional Accessories ....................................................................................................................... 7
7.0 Installation Instructions ............................................................................................................. 8–11
7.1 Placement ............................................................................................................................................................. 8
7.2 DIN Rail Mounting ................................................................................................................................................. 8
7.3 Chassis Mounting ................................................................................................................................................. 8
7.4 SDU DC UPS with SDU 24-BAT Wiring Diagram ................................................................................................. 9
7.5 SDU DC UPS with SDU 24-BATEM Wiring Diagram .......................................................................................... 10
7.6 Connections ........................................................................................................................................................ 10
7.7 Charge the Battery .............................................................................................................................................. 10
7.8 Turn “ON” the UPS (Normal Mode) ..................................................................................................................... 11
7.9 Turn “ON” the UPS (Green Mode) ...................................................................................................................... 11
7.10 Remote ON/OFF ............................................................................................................................................... 11
8.0 Operating Instructions ............................................................................................................. 12–13
9.0 Alarms ............................................................................................................................................. 14
9.1 ON Battery .......................................................................................................................................................... 14
9.2 Low Battery ......................................................................................................................................................... 14
9.3 Overload ............................................................................................................................................................. 14
9.4 Alarm & LED Status Table ................................................................................................................................... 14
10.0 Replacing the Battery ............................................................................................................. 15–22
10.1 SDU 24-BAT Replacement Batteries ................................................................................................................ 15
10.2 SDU 24-BATEM Replacement Batteries ........................................................................................................... 15
10.3 SDU 24-BAT Battery Replacement Instructions ......................................................................................... 16–18
10.4 SDU 24-BATEM Battery Replacement Instructions .................................................................................... 19–22
11.0 Battery Backup Times .................................................................................................................. 23
11.1 SDU 10-24 with SDU 24-BAT ............................................................................................................................ 23
11.2 SDU 20-24 with SDU 24-BAT ............................................................................................................................ 23
11.3 SDU 10-24 with SDU 24-BATEM ...................................................................................................................... 23
11.4 SDU 20-24 with SDU 24-BATEM ...................................................................................................................... 23
12.0 Power Module Specifications
...................................................................................................... 24
13.0 Battery Module Specifications
.................................................................................................... 25
14.0 Troubleshooting ........................................................................................................................... 26
15.0 Storage .......................................................................................................................................... 27
15.1 Storage Conditions ........................................................................................................................................... 27
15.2 Extended Storage ............................................................................................................................................. 27
16.0 Product Registration & Warranty
................................................................................................ 28
16.1 Product Registration ......................................................................................................................................... 28
16.2 Warranty Information ........................................................................................................................................ 28
