OL35 / E / M

Medium speed and rise governor


  • 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
TH -
80 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
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) d 6/6,5/8 mm
fibre core or full steel
6 mm
full steel
Suggested type 6x19 o r8x19 6x19
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   IP2X  

Subject to change without notice


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