22JLF15 Tower Crane Hoisting Mechanism | For Around 6T Tower Crane

22JLF15 Tower Crane Hoisting Mechanism | For Around 6T Tower Crane
22JLF15 Variable Frequency Hoisting Mechanism for 6T Tower Crane
22JLF15 is a JLF series L-type variable frequency hoisting mechanism mainly used for tower cranes with lifting capacity around 6 tons. It is suitable for small and medium tower crane replacement, repair and refurbishment projects.
Compared with only saying “small tower crane”, this model should be understood as a 6T tower crane hoisting mechanism with 22kW motor power, 15kN single rope rated pull and Φ12mm wire rope.

22JLF15 Technical Specifications
| Item | Specification |
|---|---|
| Model | 22JLF15 |
| Recommended Tower Crane Capacity | Around 6T tower crane |
| Single Rope Rated Pull | 15 kN |
| Rope Ratio | 4 |
| Motor Rated Power | 22 kW |
| Operating Frequency | 6-50-100 Hz |
| Hoisting Speed | 2.3-19-37.5 m/min |
| Lifting Capacity | 6-6-3 t |
| Rope Capacity | 400m / 6 layers |
| Nominal Wire Rope Diameter | Φ12mm |
Where Is 22JLF15 Commonly Used?
- 6T tower crane hoisting system replacement
- Small and medium residential construction projects
- Used tower crane refurbishment
- Tower crane repair companies needing compact VFD hoist winch
Rope Capacity and Working Height
The 22JLF15 uses Φ12mm wire rope and has a rope capacity of 400m with 6 layers. It is suitable for low to medium-rise construction projects where a compact hoisting mechanism is required.
Installation Drawing Reference

Compare with Larger JLF Models
- 45JLF25A is recommended for around 10T tower cranes.
- 55JLF30D is recommended for around 12T tower cranes and higher working height.
- View full JLF series selection guide
Confirm 22JLF15 for Your 6T Tower Crane
Send your tower crane model, old hoist nameplate, installation size and wire rope diameter. We will confirm whether 22JLF15 is suitable.
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WhatsApp: +86 13905120947
