Table of Contents
1. Introduction ................................................................................. 3
2. Important Safety Warnings .......................................................... 5
3. Installation .................................................................................. 6
3.1 Mechanical Data ...................................................................................6
3.2 Package Inspection ..............................................................................7
3.3 Unpacking the UPS ...............................................................................7
3.4 Package Contents .................................................................................9
3.5 Cabinet Overview ..................................................................................9
3.6 Power Cables ......................................................................................10
3.7 Transformer-to-UPS Connection Line Diagram ...................................11
3.8 Transformer-to-UPS Connections........................................................12
3.8.1 Connection for S3MT-20K480V to S3M20K3B UPS ...................................... 12
3.8.2 Connection for S3MT-30K480V to S3M25K or S3M30K UPS ........................ 12
4. Operations ................................................................................. 13
4.1 Over-Temperature Protection ..............................................................13
4.1.1 Over-Temperature Red Warning LED Light ................................................... 13
4.1.2 Over-Temperature Protection Relay and Thermal Switch ............................. 13
5. Specifications ............................................................................ 14
6. Storage ...................................................................................... 15
7. Warranty and Regulatory Compliance ........................................ 16
2