1PH 690V Thyristor Controller adopts original German-manufactured Semikron thyristors. It supports multiple types of control signals and MODBUS communication, and integrates a variety of protection and alarm systems. By controlling voltage, current, and power,1PH 690V Thyristor Controller achieves the regulation of loads.
1PH 690V Thyristor Controller utilizes high-speed microprocessor technology and, with the help of energy-saving algorithms, is more energy-efficient and environmentally friendly.
Control Signal Input
Automatic control signals (e.g., from PLC or temperature controller):
Optional signal inputs including 4-20mA, 0-10mA, 0-5V, 0-10V, 1-5V, 2-10V, and PWM.
Manual panel button adjustment
Manual potentiometer adjustment
Control Methods
Integrated technology of phase-shifting voltage regulation triggering and variable-cycle cycle power regulation
Load
Rated Voltage Range of Load: 220V, 380V, 440V, 660V
Load Types: Various pure resistive loads, various inductive loads, and IR infrared lamps
Protection System
Fast fuse protection, current transformer protection, overvoltage protection, overtemperature protection, etc.
Communication
Standard MODBUS RTU communication
Cooling Methods
10A-30A: Self-cooling
50A-1200A: Air cooling
1000A-3000A: Air cooling or water cooling
Other Detailed Parameters
| Input Impedance | 120Ω (for 4-20mA input mode) |
| Soft Start Time Range | Adjustable range of 0-360 seconds |
| Output Voltage Control Range | 0-98% of the input voltage |
| Adjustment Output Resolution | 0.2° |
| Protection Response Time | < 20ms |
| Relay Contact Rating | 250V AC 2A |
| External Voltage Control Function | Voltage adjustment (internal) / 0-100% |
| Operating Ambient Temperature Range | -10–45 ℃ |
| Ambient Humidity | ≤ 90% RH |
| Insulation Resistance | 20 MΩ (at 500V DC) |
| Dielectric Strength | 2000V AC for 1 minute (for 220V models); 2500V AC for 1 minute (for 380V models) |
| Material & External Coating | Cold-rolled steel plate with electrophoretic coating treatment |
| Current Limiting Function | Adjustment range of 20-110% |
| Overcurrent Protection System | Electronic-type protection |
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