Retractor ERM Series

Feature
  • 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
Specifications
Unit in Imperial Unit in Metric Switch to
※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
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