Product Information

LBH Series

Manual Valve Actuator with Ease of Handling
This is an actuator that can be used under severe environments, such as a valve, a dam, and a reservoir, because it has simple and totally-enclosed structure, and also its positioning accuracy is high.

LBH Series

Features

  • High Airtightness
    It has totally-enclosed structure, and O-rings are used in through-shaft sections and joint surfaces.
  • Double-Sleeve Structure
    It has double-sleeve structure with stem nut and sleeve, allowing easy replacement of stem nuts.
  • Auxiliary Mechanism for Startup Incorporated
    A hammer-blow clutch is attached to ease a startup.
  • Abundant Options
    The all-stainless-steel type, the underwater type, the submersible type, and others are available.

Specifications

Opening/Closing Load(kN) 5 10 20 30 40 50 75 100
Type LBH-08 LBH-08 LBH-1A LBH-1A LBH-2A LBH-2A LBH-4A LBH-6A
Spindle Specifications(mm) Tr36×6 Tr42×7 Tr50×8 Tr52×8 Tr65×10 Tr70×10 Tr80×10 Tr90×12
Thrust coefficient 226.02 193.73 163.78 158.4 126.74 118.96 105.94 93.39
Required torque (N•m) (N・m) 22.1 51.6 122.1 183.2 315.6 420.3 707.9 1070.8
Velocity Ratio 15/45 15/45 15/46 15/46 14/58 14/58 13/79 13/92
Manual Operation Force
(N)
38 89 74 74 86 76 76 93
Handle Radius (mm) 200 200 200 300 200 300 300 300
Manual Reducer Included - - 16/46 16/46 15/71 15/71 14/76 14/81
Efficiency 0.97 0.97 0.94 0.94 0.94 0.94 0.94 0.94
Allowable Buckling Length(mm) 2432 2341 1864 2136 2891 3077 3419 3677
Main Body Mass
(kg)
50 50 71 76 93 98 140 210

*The dimensions and shape are subject to slight change without notice.