This is the installation, operation and maintenance instruction manual for the TX series low voltage digital solid state starter 48-1250 A.
The document serves as an instruction manual for the Toshiba TX Series Low Voltage Digital Solid State Starter, covering current ratings from 48 to 1250 Amps. It provides detailed guidance on safety procedures, installation steps including mounting and wiring, and operational settings via a keypad interface.
The guide includes specific instructions for start-up checks, acceleration and deceleration adjustments, and programming various setpoints such as relay assignments and I/O configurations. Additionally, it outlines maintenance procedures, SCR testing, troubleshooting common faults, and disposal or storage requirements.
| Type of Load | Three phase AC induction motors or synchronous motors |
|---|---|
| AC Supply Voltage | 208 - 600 VAC +10%, 50/60 Hz |
| HP Ratings | 39 - 1250 Amps, 10 - 1125 HP |
| Power Circuit | 6 SCRs |
| SCR Diode Ratings (Peak Inverse Voltage) | 1600V |
Only qualified persons should install, operate, or service this equipment according to all applicable codes and established safety practices.
The unit has an overload capacity of 125% continuous, 500% for 60 seconds, and 600% for 30 seconds.
The unit offers convection cooling up to 180A, fan-assisted ventilation for 78-120A, and a ventilated cooling fan for 220-1250A.