SPECIFICATIONS of "MOTCO" make DC Thyristor Drives :
| Mains supply voltage | 3 phase 415 V + 15% - 20% for regulator |
| Mains supply frequency | 50 Hz + 3% - 5% |
| Speed range | +
10 V signal 4-20 mA signal |
| Convertor options | Full
wave fully controlled * single ended/2 quadrant (non-reversible drive option) * double ended/4 quadrant (reversible drive option) |
| Output
voltage with 415 +10-15% input |
440
VDC for single ended. 440 VDC for double ended. |
| Maximun
ambient temperature |
55 Deg.C |
| Humidity | 95% non condensing. |
| Speed regulation | 0.1% for tachogenerator feedback. |
| Cooling
fan supply (force cooled version) |
240V single phase, 35W |
| Field rectifier input voltage | 240 V +25%. |
| Field rectifier ouput current | 8
A at 40 Deg. C, 6.2 A at 55 Deg. C. |
PROTECTIONS available in
"MOTCO" make DC Thyristor Drives :
|
INDICATIONS |
PROTECTIONS |
|
| Fault indications | Drive status indications | . |
| Integrating overload | Forward direction | Integrating overload |
| External trip | Reverse direction | Field loss |
| AC undervoltage | Drive OK | Feedback loss |
| AC overvoltage | CA suicide | Heatsink overtemperature |
| Instantaneous overcurrent | Motor running | Incorrect phase sequence |
| Feedback loss | Current zero | AC undervoltage |
| Phase reversal | -24V on | AC overvoltage |
| Overtemperature | +24V on | Instantaneous overcurrent |
| Field loss | -15V
on +15V on |
Provision for building on an external protection. |
