Fan motor YSK-40-4D YSK-40-4 for elevator air conditioner
$2.50 ( Not real price )
YSK-40-4D elevator air conditioner fan motor, specially matched for 1HP elevator air conditioning units. Stable operation, durable winding structure. Original model YSK-40-4 replacement part, reliable cooling fan drive motor for lift air conditioners.
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This is an fan motor for split air conditioners，model YSK-40-4D FOR ROOM or Elevator AIR-CONDITION
Power Supply Parameters
- Voltage: 220–240V AC
- Frequency: 50Hz
- Rated current: 0.35A
- Rated speed: 1050 revolutions per minute (1050r/min)
- Poles: 4P (4 poles)
- Ingress protection: IP20 – For indoor use only; prevents finger contact with internal live parts, not waterproof
- T.P.: Thermal Protection – Built-in overheat cut-off; automatically powers off if the motor overheats to avoid burnout
- Matching running capacitor: 2.5μF / 450V (must use a capacitor of this exact specification)
Wiring Diagram & Cable Color Code
| Abbreviation | Cable Color | Function |
|---|---|---|
| RD | Red | High speed tap |
| WH | White | Medium speed tap |
| BK | Black | Common terminal (connect to Neutral N) |
| BU | Blue | One terminal of the running capacitor |
| YE | Yellow | The other terminal of the running capacitor |
| YEGN | Yellow/Green | Protective Earth (Ground E) wire |
Wiring Logic
- Mains Neutral wire connects to the black common terminal (BK).
- Mains Live wire switches between speed taps for fan speed control:
- Live to Red (RD): High speed
- Live to White (WH): Medium speed
- The 2.5μF capacitor is wired between Blue (BU) and Yellow (YE).
- The yellow/green cable must be connected to the equipment ground for electric shock protection.
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