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Radiation-Resistant Servo Motor KSSM Series from China Factory - Ideal for Hot Cell Multi-Axis Gripping Mechanisms, Suppliers
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Radiation-Resistant Servo Motor KSSM Series from China Factory - Ideal for Hot Cell Multi-Axis Gripping Mechanisms, Suppliers

Experience top-tier performance with our precision-engineered motor solutions, designed and manufactured in China by leading suppliers and factory experts. This high-performance motor operates efficiently under extreme conditions, featuring an ultra-high vacuum capability of up to 10⁻⁷ Pa and cryogenic temperatures as low as -196℃. It also withstands high temperatures up to 260°C, making it ideal for demanding industrial applications, Built to resist radiation levels up to 10⁶ Gy, this motor ensures durability and reliability in harsh environments. With rated power options of 400W, 750W, 1800W, and 3800W, and rated torque ranging from 0.32 Nm to 15 Nm, it provides flexible power and performance to suit various needs. Operating at speeds of either 2500 rpm or 3000 rpm, it delivers consistent, precise motion control, The motor supports multiple winding voltages, including 48VDC, 110VDC, 220VAC, and 380VAC, and features a high-accuracy resolver feedback device for enhanced control. Available flange dimensions are 60mm, 80mm, 110mm, and 130mm, allowing seamless integration into diverse systems, Choose our China-based factory and trusted suppliers for cutting-edge motor technologies that combine resilience, precision, and versatility

    Options

    • Safe brake
    • 48/110VDC winding voltage
    • Custom cable lengths

    Ordering Information

    product-description1-1-1
    ① Product series
    KSSM series servo motor
    ② Winding voltage
    48=48VDC
    220=220VAC
    380=380VAC
    ③ Stroke length
    400 = 400W
    750 = 750W
    1800 = 1800W
    3800 = 3800W
    ④ Safe brake
    Blank = without safe brake
    B = with safe brake
    ⑤ Environmental temperature ratings
    Environmental temperature rating code Temperature range (℃) Vacuum class (Pa, optional) Radiation resistance (Gy, optional)
    RHT -20~+200 10-3 106
    SHT -20~+200 10-3/10-5/10-7 -
    HT -20~+150 10-3/10-5/10-7 -
    NTL1 -40~+85 10-3/10-5 -
    NTL2 -60~+120 10-3/10-5 -
    NTL3 -65~+125 10-3 -
    NTL4 -60~+150 - -
    NTL5 -80~+40 10-3 -
    SLT* -196~+40 10-3/10-3/10-3 -
    L*H* customized customized customized
    *It is recommended that, when the KSSM servo motor is operated in the SLT temperature range (-196 to +40℃), the speed should be limited to a maximum of 300rpm. Contact us for details.
    ⑥ Vacuum class
    Blank = Non-vacuum
    V3 = Low pressure or vacuum to 10-3Pa
    V5 = Vacuum to 10-5Pa
    V7 = Vacuum to 10-7Pa
    ⑦ Radiation resistance
    Blank = No radiation resistance
    RH = Radiation resistance (total dose 106Gy)

    Description

    Hot cells used in nuclear fuel reprocessing and radioactive waste management present a uniquely hostile environment: intense gamma and neutron radiation, restricted access, and the need for remote manipulation. The KSSM series radiation-resistant servo motor has been specifically developed for such conditions. This radiation-resistant servo motor can endure cumulative ionizing doses up to 1×10⁶ Gy without degradation, as its winding encapsulation, bearing grease, and position sensor all utilize radiation-stabilized materials. Stainless steel construction not only resists corrosion but also simplifies decontamination procedures. Within a hot cell multi-axis gripper, the radiation-resistant servo motor actuates shoulder, elbow, and wrist joints, while a resolver furnishes absolute angular feedback, enabling precise teleoperation. Because hot cells preclude hands-on maintenance, the radiation-resistant servo motor must demonstrate exceptional longevity — and the KSSM series has passed accelerated life tests exceeding 20,000 hours of continuous duty. Furthermore, this radiation-resistant servo motor operates across a temperature window of -60℃ to +120℃, accommodating the self-heating effect of radioactive decay without supplementary cooling. Deployed in national projects such as vitrification of high-level waste and spent fuel reprocessing, the radiation-resistant servo motor powers remote manipulators and transfer carts. Without a radiation-resistant servo motor of this class, automated hot cell operation would remain impractical. The KSSM series radiation-resistant servo motor thus delivers the ruggedness and longevity required for nuclear environments, reinforcing the indispensable status of radiation-resistant servo motors in radioactive material handling.
    hot-cells-used-in-nuclear-fuel-reprocessing-and-radioactive-waste-management-present

    Frequently Asked Questions

    Q: What radiation level can the KSSM series radiation-resistant servo motor withstand?
    The KSSM series radiation-resistant servo motor is designed to endure cumulative ionizing doses up to 1×10⁶ Gy without degradation, utilizing radiation-stabilized materials for winding encapsulation, bearing grease, and the position sensor.
    Q: What is the operating temperature range of these servo motors?
    The standard operating temperature window ranges from -60℃ to +120℃. However, specific ratings are available for extreme conditions, such as the SLT rating which supports temperatures from -196℃ up to +40℃.
    Q: What is the speed limitation when operating in the SLT temperature range (-196 to +40℃)?
    For operations within the extreme SLT temperature range, it is recommended to limit the motor speed to a maximum of 300rpm.
    Q: What feedback mechanism does the KSSM series use for precise teleoperation?
    The KSSM series servo motor utilizes a resolver to furnish absolute angular feedback, ensuring high precision during remote manipulation in hot cell environments.
    Q: What is the tested lifespan of the KSSM radiation-resistant servo motor?
    To meet the demands of maintenance-free operation in hazardous zones, the KSSM series has successfully passed accelerated life tests exceeding 20,000 hours of continuous duty.
    Q: What options are available for winding voltage and safe brakes?
    Winding voltage options include 48VDC, 220VAC, and 380VAC (with custom 48/110VDC available). The motor can also be configured with or without a safe brake.

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