RB5 Series
Manufacturer: NITCHI
- Overload protection unit
- Equipped with a built-in overload protection unit, the RB5F boasts significantly advanced safety compared to its predecessor model. This unit can also be incorporated into a standard RB5 model simply by changing parts.
- Lightweight
- This series is compact and lightweight for improved operability.
- Auto lock mechanism
- Renowned for its reliability, the auto lock mechanism automatically activates the brake as soon as the load is engaged for improved convenience and safety.
- Improved maintenance ease
- The upper hook can be easily replaced simply by removing the gear case.
Tech Spec
| Model | RB50050 | RB50080 | RB50160 | RB50320 | RB50630 |
| Rated load | 0.5ton | 0.8ton | 1.6ton | 3.2ton | 6.3ton |
| Lift | 1m | 1.5m | |||
| Load chain | 4mm (dia) 1 fills | 5.6mm (dia) 1 fills | 7.1mm (dia) 1 fills | 9mm (dia) 1 fills | 9mm (dia) 2 fills |
| Head room G | 280mm | 290mm | 330mm | 430mm | 580mm |
| Lever length | 275 | 235 | 370 | ||
| Pulling efforts | 416N | 260N | 305N | 385N | 390N |
| Net weight | 3.5kg | 5.5kg | 9.6kg | 16.3kg | 30.5kg |
Dimension Diagram
Dimension (in mm)| Item No. | A | B | C | D | F | H | I | n |
| RB50050 | 27 | 85 | 33 | 59 | 24 | 36 | 11 | 275 |
| RB50080 | 52 | 90 | 38 | 82 | 24 | 36 | 13.5 | 235 |
| RB50160 | 65 | 98 | 41 | 97 | 31 | 45 | 20 | 370 |
| RB50320 | 83 | 102 | 53 | 124 | 35 | 52 | 24 | 370 |
| RB50630 | 83 | 102 | 70 | 174 | 46 | 67 | 43 | 370 |
