The bi-directional LK Overspeed Governor from PFB is available in 5 different sizes with pulleys of 120mm, 200mm, 250mm, 300mm & 315mm.
Each version of the LK range, i.e. LK-300, can be enhanced with the following options:
Test Groove (supplied as standard when purchased through Atwell)
Remote Control
Encoder
Rope Safety Guard
Inverted for ceiling mounting
With LSP device for unintended movement protection.
LK governors can be used with 4 – 10mm rope across the range, and have tripping speeds from 0.28m/s – 3.37m/s.