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    400W Brushless AC Servo Motor, Three phase

    5 out of 5 based on 1 reviews | Write a review
    400W (1/2 hp) 3 phase AC servo motor for sale, rated speed of 3000 rpm, maximum speed up to 3600 rpm, single or three phase 220V input voltage, 2.8 amps, 1.27 Nm torque, equipped with 2,500 PPR incremental/ absolute encoder.
    SKU: ATO-SERVO-60S400W
    Free Shipping Worldwide
    Delivery date: 6-12 days

    Powerful 400 watt servo motor at good price, features 1.27 Nm rated torque, 3000 rpm precise speed control. Continuous servo motor is available in a 60mm square flange size, 3 phase 220V.

    Note: For 400W AC Servo Motor, ATO Provides upgraded model with more powerful features. Please go to the page


    Basics Model ATO60ST-M01330
    Matched Drive Model ATOMG-1000 (Click it to the product page)
    Square Flange Size 60 mm
    Rated Power 400 W
    Rated Voltage single phase or three phase 220V AC
    Rated Current 2.8 A
    Rated Speed 3000 rpm
    Rated Torque 1.27 Nm
    Peak Torque 3.9 Nm
    Weight 1.6 Kg
    Length 141 mm
    Technical Parameters Voltage Constant 29.6 V/ 1000r/ min
    Torque Coefficient 0.45 N.m/ A
    Torque Inertia 0.29 x 10-4 Kg.M2
    Line-Line Resistance 2.35 Ω
    Line-Line Inductance 14.5 mH
    Electrical Time-Constant 6.17 ms
    Incremental Encoder Line Number 2500 PPR
    Absolute Encoder 17 bit, 23 bit (Tamagawa brand)
    Insulation Class Class B
    Safety Class IP65
    Environment Temperature -20℃ ~ +40℃
    Humidity <90%RH, (no dewing)

    Dimension (unit: mm)

    60mm 400w ac servo motor size

    L (without brake): 141mm, L (with brake): 189mm


    400W AC Servo Motor Detail

    Winding and Encoder Connection

    1. For servo motor winding

    Motor Winding Plug Incremental Encoder Line U (Red) V (Yellow) W (Blue) PE (Yellow-Green)
    Absolute Encoder Line PE (Yellow-Green) U (Red) V (Blue) W (Yellow)
    Socket Number 1 2 3 4

    2. For incremental encoder

    Incremental Encoder Socket (15 Pin) Signal Definition 5V 0V B Z- U Z U- A V W V- A- B- W- PE
    Socket Number 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1

    3. For absolute encoder

    Absolute Encoder Socket (7 Pin) Signal Definition E- E+ SD- 0V SD+ 5V PE
    Socket Number 2 3 4 5 6 7 1
    Existing reviews of 400W Brushless AC Servo Motor, Three phase
    Servo motor technology
    What technology (servo motor or IGBT) do you use for the  /-1% accuracy ($2649 version) at 120V?
    From: Savllen | Date: 15/09/2021
    Was this review helpful? Yes No (0/0)
    ATO Responded
    The technology is IGBT for use of the +/-1% accuracy version. It is a simple servo motor sliding contact type-other model.
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