TSCR-4-4-075P Taisee power regulator
Key Specifications

• Brand:  (Taiwan Taisee Electronic Co., Ltd.)
• Model: TSCR-4-4-075P
• Rated Current: 75A
• Phase: Three-phase (versatile control for single/three phases)
• Main Voltage Range: AC 180V to 480V (frequency 45~65Hz)
• Input Signal Modes: Configurable via software/DIP (e.g., 4~20mA, 0~10V, 1~5V)
• Display: Panel indicator light display
• Protection Features: Over-temperature protection and anomaly alarms 

If you're planning an installation or replacement, let me know:

• What is the type of load (resistive, transformer, or infrared heater)?
• Do you need help with wiring configurations or input signal setup?