2.00 out of 5 based on 4 customer ratings
(4 customer reviews )



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  • The OL35 detects overspeed by its flyweight mechanism and engages the safety gear on the entire circumference of brake mechanism.
    This brake mechanism is pre-adjusted and limits the brake-force to protect the synchronization of the safety gear from excessive stress to the linkage.
  • Down-direction only
  • Best mechanical overspeed governor for mainstream applications
  • External encoder option for absolute car position acquisition
  • Continuous traction between rope and pulley during tripping prevents excessive wear to the rope
  • Safety gear is always activated on a pre-determined force
  • Remote control for MRL- applications
  • Various installation possibilities outside shaft, wall, guide rail …
  • Upside down applicable
  • Available for all global major elevator norms and directives
  • Available as a package with tension weights, accessories, fixings
  • Complete traceability of the production of main components from raw material to final product with coding system stamped to each unit to enhance safety standard
  • Very high safety factor which exceed EN 81 rules
  • Compliant with requirements of Lift Directive and EN 81-20/50:2014
  • 100% tested and checked at factory

Technical features

Type (900540) OL35 OL35E OL35M
travel height (recommendation) min.

80 m

165 m

40 m
165 m
Max. distance between overspeed governor and tension weight:

85 m

170 m

  170 m
Rated speed d = 6/6,5
d = 8
0,3-2,5 m/s
0,36-2,5 m/s
0,3-3,0 m/s
0,36-3,0 m/s
0,3-2,5 m/s
Brake force of the governor min.
> 500 N
< 1000 N
> 800 N
< 1300 N
>1100 N
<1600 N
Tension force of the tension weight min.
250 N
350 N
600 N
800 N
600 N
800 N
Rope pulley diameter DB 200 / 203 mm
262 mm
200 mm
Weight of OL max. 25 kg
Rope diameter
steel wire rope (DIN EN12385-1/5)

6 / 6,5 / 8 mm
fibre core or full steel

6 mm
full steel
suggested type 6×19 o r8x19 6×19
rope quality min.
1570 N/mm²
1770 N/mm²
1770 N/mm²
1960 N/mm²
1770 N/mm²
1960 N/mm²
Operating temperature -5°C … +55°C
Storage temperature -40°C … +70°C
Air humidity <98% / 40°C
Protection classification


Customers' review

Rated 2.00 out of 5 stars
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