Wittur Tools
Overspeed governor for machine room (MR) & machine room-less (MRL) lifts

OL20

OL20 is extremely compact, with a diameter of 180 mm only. When combined with the STW tension weight, it offers a lightweight combination for the commodity market range with maximized space efficiency, both for new installations and modernization of existing lifts, easy to handle and to install and coming at a very competitive cost

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Residential
OL20: Overspeed Gorvernor for Machine Room (MR) and Machine Room-less (MRL) Lifts.

OL20 is extremely compact, with a diameter of 180 mm only. When combined with the STW tension weight, it offers a lightweight combination for the commodity market range with maximized space efficiency, both for new installations and modernization of existing lifts, easy to handle and to install and coming at a very competitive cost

USP's:
  • Complies global standard: EN 81-20 / UKCA
  • 100% Tested in modern facilty
  • Suitable for new Installation and modernization
  • Optional: MR or MRL support brackets with fixations
  • Compatible spring-type rope tension device (optional)
  • Compliance with Seismic requirements according EN81-77

OL20 Overspeed Governor & STW improved Tension Weight for residential applications

 

Technische Daten

  MR MRL
Application Car & CWT
Norms/Certification EN 81-1/20/50
Activatino (Tripping Direction) Unidirectional
Handedness Left/Right
Mounting Standing Guide Rail Fixed
Nominal Speed [m/sec] from 0,3 up to 1,75 m/sec
Rope Wheel Diameter [mm] 180
Rope Diameter [mm] 6
Max. Travel Height [m] 60
Rope Tensile Force [N] > = 300
Reset Manual Remote
Remote Tripping NOT YES

 
bnr-wittur-ol20-speed-load-graphic