3
Contents
1. Working Environment....................................................................................................................... 4
2. Storage and Transportation ............................................................................................................. 6
3. Mounting and Connection ................................................................................................................ 7
3.1 Mounting................................................................................................................................ 7
3.2 Connection ............................................................................................................................ 8
3.3 Installation Instruction for Accessories of MS-T Series ....................................................... 12
3.3.1 Additional auxiliary contact blocks........................................................................... 12
3.3.2 Mechanical interlock kits.......................................................................................... 13
3.3.3 Surge absorber........................................................................................................ 15
3.4 Wiring Diagram.................................................................................................................... 16
3.4.1 S-T□ ....................................................................................................................... 16
3.4.2 S-2×T□.................................................................................................................. 17
3.4.3 TH-T□(KP).............................................................................................................. 18
3.4.4 MSO-T□(KP) .......................................................................................................... 18
3.4.5 MSO-2×T□(KP)..................................................................................................... 19
4. Maintenance and Inspection of Thermal Overload Relay .............................................................. 20
5. Recommended Update Interval ..................................................................................................... 25
6. Maintenance and Inspection Check List ........................................................................................ 25
7. Troubleshooting List....................................................................................................................... 26