| Type |
High-power discharge and crowbar protection board |
| Discharge Mechanism |
IGBT-based active discharge with resistor bank |
| Discharge Capacity |
Up to 10 MJ energy dissipation |
| Crowbar Trigger |
Automatic on overvoltage, overcurrent, or control command |
| Response Time |
<100 μs from fault detection to crowbar activation |
| Voltage Rating |
1000 V DC field voltage |
| Current Rating |
500 A peak discharge current |
| Isolation |
2500 V RMS between control and power circuits |
| Control Interface |
Fiber optic or digital input from main controller |
| Power Supply |
24 V DC nominal (18–30 V DC) |
| Power Consumption |
10 W (standby), 50 W (during discharge) |
| Operating Temperature Range |
-30°C to +70°C |
| Mounting |
Rack mount in excitation control cabinet |
| Dimensions |
10.5" x 8.5" x 1.5" (267 mm x 216 mm x 38 mm) approximate |
| Weight |
3.0 lb (1.36 kg) |
| Protection Features |
Overcurrent limiting, thermal monitoring, fault feedback |
| Standards Compliance |
IEC 61800-5-1, IEEE C37.90, CE, UL, CSA |
