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KH Series Manual Override for Pneumatic Actuators - High Torque, Weatherproof, ISO5211 Standard | China Suppliers & Factory
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KH Series Manual Override for Pneumatic Actuators - High Torque, Weatherproof, ISO5211 Standard | China Suppliers & Factory

The KH Series Manual Override is an essential component of automation control systems, widely utilized in conjunction with pneumatic actuators. This reliable manual override solution is specifically designed for 90° rotary ON/OFF valves, including butterfly valves, ball valves, and plug valves. When air failure occurs in the pipeline, the KH Series allows for seamless manual operation, ensuring continuous control, **Features:**, - High-strength construction with exceptional torque capabilities, - Weatherproof design rated at IP65, suitable for various environments, - Standard mounting base compliant with ISO5211, As a leading manufacturer and supplier in China, our KH Series Manual Override is crafted in our state-of-the-art factory, guaranteeing quality and performance for your automation needs

    Parts List & Materials

    Item QTY NAME MATERIAL
    1 1 Housing Alloy steel/Carbon steel
    2 1 Bracket cap Alloy steel/Carbon steel
    3 1 Worm gear Nodular cast iron
    4 1 Connecting shaft Carbon steel
    5 1 Eccentric bushing Carbon steel
    6 1 Bearings component Bearing Steel
    7 1 Worm Carbon steel
    8 1 Handle Carbon steel
    9 1 Limit components Carbon steel/Other
    10 1 Stoppers crew Carbon steel
    11 1 Handwheel Carbon steel
    12 1 Worm shaft Carbon steel chrome plated
    13 1 Straight pin(Handwheel) Carbon steel
    14 1 Straight pin(Worm gear) Carbon steel
    15 1 Adjustable bolt Stainless steel
    16 1 Nut Stainless steel
    17 1 Bolt Stainless steel
    18 1 Straight key Carbon steel
    19 1 Snap ring Spring steel

    Parameters

    Technical Drawing 1
    Technical Drawing 2
    Model Speed Ratio Input Torque (N.M) Output Dia of Wheel Weight (kg)
    torque (N.M)
    KH-1 26:01:00 50 280 p180 2.6
    KH-2 30:01:00 60 360 200 4
    KH-3 38:01:00 90 620 280 6.5
    KH-4 54:01:00 110 1310 300 13
    KH-5 80:01:00 140 2600 400 32
    KH-6 78:01:00 200 3500 500 43
    KH-7 98:01:00 200 4200 600 65
    KH-8 100:01:00 200 5500 600 115
    Dimension Drawing 1
    Dimension Drawing 2
    Dimension Drawing 3

    Frequently Asked Questions

    What materials are used for the housing and worm gear in the KH series?
    The housing and bracket cap are constructed from high-strength Alloy Steel or Carbon Steel, ensuring robust structural integrity. The worm gear is made of Nodular Cast Iron, which offers excellent wear resistance and durability under heavy loads.
    What is the range of output torque capacity across the different models?
    The output torque capacity scales with the size of the model. It ranges from a minimum of 280 N.M for the compact KH-1 model up to a maximum of 5500 N.M for the heavy-duty KH-8 model.
    Which parts are made of stainless steel for corrosion resistance?
    Critical fastening and adjustment components, including the adjustable bolts, nuts, and standard bolts, are made of Stainless Steel to prevent rust and ensure reliable adjustments over time.
    How does the speed ratio vary across the KH series models?
    The speed ratios range from 26:1 for the smallest KH-1 model up to 100:1 for the largest KH-8 model, allowing for precise speed reduction and torque amplification based on application requirements.
    What are the handwheel size and weight specifications for these units?
    The compatible handwheel diameters range from p180 (for KH-1) up to 600mm (for KH-7 and KH-8). The weight of the units scales from 2.6 kg for the lightweight KH-1 up to 115 kg for the industrial-grade KH-8.