| Item number | 80053 | 80054 |
|---|---|---|
| Model | SJB | SJ5 |
| Rated pull force(kN) | 5 | 5 |
| Structure form | Double crank, exposed drive | Single crank, Planetary gear drive |
| Drive ratio | 1 : 5 | 1 : 20 |
| Fixed form | Cylindrical pole ≤Φ250 | Cylindrical pole ≤Φ400 angle iron ≥< Φ63 |
| Drum bottom of groove diameter(mm) | Φ120 | Φ135 |
| Weight(kg) | 20 | 23 |



