Ship Magnetic Starter QC91 Series
Overview
QC91 series ship AC magnetic starters are suitable for 50Hz, 380V, or 60Hz, 440V AC circuits, directly controlling the start, stop, and remote control of three-phase asynchronous motors, as well as providing overload, short-circuit, and phase-loss protection for the motors.
Type specification
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QC 91 – □ / □ □
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电路图代号 Circuit diagram code
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防护型式 S-防水 D-防滴 (Protection type: S- Waterproof, D- Drip-proof)
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额定工作电流 (A) Rated working current (A)
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设计代号 Design code
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船用交流磁力起动器 Marine AC magnetic starter
Basic Parameters
| Model | Starting Method | Rated Working Current (A) | Motor Max Power (KW) | |
|---|---|---|---|---|
| 380V/50Hz | 440V/60Hz | |||
| QC91-20 | Full voltage direct start | 20 | 7.5 | 11 |
| QC91-40 | Full voltage direct start | 40 | 18.5 | 22 |
| QC91-63 | Full voltage direct start | 63 | 30 | 37 |
| QC91-100 | Full voltage direct start | 100 | 51 | 55 |
| QC91-160 | Full voltage direct start | 160 | 80 | 90 |
| QC91-20 | Y-△ Starting | 20 | 18.5 | 22 |
| QC91-40 | Y-△ Starting | 40 | 37 | 40 |
| QC91-63 | Y-△ Starting | 63 | 55 | 63 |
| QC91-100 | Y-△ Starting | 100 | 90 | 100 |
| QC91-160 | Y-△ Starting | 160 | 140 | 150 |
| QC91-160 | Auto-transformer reduced voltage starting (1st & 2nd gear start) | 160 | 80 | 90 |
| QC91-250 | Auto-transformer reduced voltage starting (1st & 2nd gear start) | 250 | 132 | 147 |
| QC91-400 | Auto-transformer reduced voltage starting (1st & 2nd gear start) | 400 | 200 | 220 |
| QC91-630 | Auto-transformer reduced voltage starting (1st & 2nd gear start) | 630 | 315 | 375 |
| QC91-800 | Auto-transformer reduced voltage starting (1st & 2nd gear start) | 800 | 400 | 450 |
Circuit Diagram Code Basic Meaning
| Code | Meaning | Code | Meaning |
|---|---|---|---|
| 11. | Direct start, no interlock, manual control. | 31. | Y-△ starting, manual control. |
| 12. | Direct start, no interlock, manual + automatic control. | 32. | Y-△ starting, manual + automatic control. |
| 13. | Direct start, no interlock, manual control + remote control. | 41. | Auto-transformer 1st gear start, manual + automatic control. |
| 14. | Direct start, no interlock, manual + automatic control + remote control. | 42. | Auto-transformer 2nd gear start, manual + automatic control. |
| 22. | Direct start, interlock, manual control. | 44. | Auto-transformer 2nd gear start, manual + automatic control. |
| 54. | Auto-transformer 2nd gear start, manual + automatic control. |
Note: The description may be different with the product, please contact us for quotation.
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