Valve Actuator Part-Turn Type

Electric Manual/Auto Return
Type LTKD/BRM , LTMD/BRM

Worm Reducer Used as Valve Actuator up to 90 Degrees of Valve Opening/Closing Angle

This is a valve actuator that is used for inflow of industrial water, inflow around the filter bed in a water purification plant, adjustment of the flow of cold water and warm water in a local heating and cooling system, and others. In most cases, it is used for the fluid control in large-diameter pipes; therefore, power and large torque are required.
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  • Small & Lightweight Design
  • -30% or more of size and -20% or more of weight (compared with our conventional products)
  • Excellent Environmental Resistance
  • The gear case is made of corrosion-resistant ductile (FCD450-10) casting.
    It is sealed by O-rings or oil seals to provide dustproof and waterproof structure (standard: IP67, option: IP68).
    Allowable ambient temperature: -25°C to +80°C
  • Abundant Lineups
  • Since the number of series is increased as compared with the conventional models, an optimum model can be selected.
  • Compliant with International Flange Standards
  • The interface with a valve is based on the international standard ISO 5211.
  • Long-Life Design
  • It has excellent strength and durability, because the gear case is tough and ductile, the worm is made of heat-treated carbon steel for machine structural use, and the worm wheel is made of aluminum brass with high wear resistance. Moreover, maintenance is not required for a long time, because long-life multi-purpose lithium-soap-based grease is filled up enough.
  • *For opening/closing time and opening/closing torque, please refer to the Sizing Guide.