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Omron R88M-K R88M-K4K020T-B

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R88M-K4K020T-B

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The R88M-K4K020T-B is an Omron AC servomotor well-regarded for its performance in various applications. This unit operates at a voltage of 230 V and includes a 17-bit absolute encoder, granting precise feedback. With a power rating of 4,000 W, it delivers a nominal torque of 19.1 N·m at a speed of 2,000 r/min, and peaks at 3,000 r/min when necessary.

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Technical specifications for R88M-K4K020T-B

ManufacturerOmron
Product LineR88M-K
Part NumberR88M-K4K020T-B
Weight15.00 lbs (6.80 kg)
Product CategoryAC servomotor
Operating Voltage230 V
Encoder Type17-bit absolute encoder
Power Rating4,000 W
Nominal Torque19.1 N·m
Nominal Speed2,000 r/min
Peak Speed3,000 r/min
Maximum Instantaneous Torque57.3 N·m
Rated Electrical Current21.0 A (rms)
Peak Electrical Current89 A (rms)
Rotor Inertia (with brake)38.6 × 10⁻⁴ kg·m²
Maximum Load Inertia10 times rotor inertia
Torque per Ampere0.70 N·m/A
Mass (with brake)Approximately 18.7 kg
Insulation RatingClass F
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The Omron R88M-K4K020T-B servomotor is designed for high-efficiency applications with an operating voltage of 230 V. It employs a 17-bit absolute encoder to provide accurate position feedback, essential for precise motion control. The motor boasts a power rating of 4,000 W, which delivers a nominal torque of 19.1 N·m, ensuring it can effectively handle various mechanical loads. At nominal conditions, it operates at a speed of 2,000 r/min and can reach a peak speed of 3,000 r/min when necessary.

In terms of torque capabilities, this unit can deliver a maximum instantaneous torque of 57.3 N·m, making it suitable for demanding tasks. Its rated electrical current is 21.0 A (rms), while it can handle peak electrical currents up to 89 A (rms). The rotor inertia, which includes a brake mechanism, is quantified at 38.6 × 10⁻⁴ kg·m². This servomotor is capable of accommodating a maximum load inertia that is ten times its rotor inertia, enhancing its versatility in various applications.

Furthermore, the torque-to-current ratio is measured at 0.70 N·m/A, showcasing effective torque generation per unit of electrical input. With a total mass of approximately 18.7 kg, including the brake, the R88M-K4K020T-B maintains a robust design. Its Class F insulation rating indicates reliability and durability under various working conditions, ensuring performance longevity.