Retractor ERM Series
Catalog / Manual/CADFeature
- The retractor is a spring balancer whose tension of a spring is changed with an extension of a wire rope.
- Maximum wire rope travel is relative to the setting of the spring tension. (see catalog).
- Fall-arrest device is equipped on ERM-4S, 6S, and 8S.
- The ratchet stopper device can be turned on or off according to your requirement.
- The top hook can be detached without disassembling the retractor body.
- ERM-2 is a successor model to ER-3A/3B.
- ERM-4 is a successor model to ER-5A/5B.
Gallery
Retractor ERM Series
Specifications
※Wire length varies depending on tension setting and suspension load
(see catalog)
| Model |
Fall prevention device |
Capacity (kg) |
Wire
rope travel (m)※ |
Mass (kg) |
|---|---|---|---|---|
| ERM-2 | - | 1.0～2.0 | 3.5 | 1.8 |
| ERM-4 | - | 2.0～4.0 | 3.5 | 2.0 |
| ERM-6 | - | 4.0～6.0 | 2.5 | 2.0 |
| ERM-8 | - | 6.0～8.0 | 2.5 | 2.0 |
| ERM-4S | Yes | 2.0～4.0 | 3.5 | 2.0 |
| ERM-6S | Yes | 4.0～6.0 | 2.5 | 2.0 |
| ERM-8S | Yes | 6.0～8.0 | 2.5 | 2.0 |