{"product_id":"delta-ecma-e21320ss-ac-servo-motor-e-series","title":"DELTA ECMA-E21320SS Moteur servo AC série E","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eECMA-E21320SS (ECMAE21320SS)\u003c\/strong\u003e is a high-torque AC servo motor from the Delta E series, engineered for high-precision industrial motion control. Delivering a rated power of 2.0 kW and a substantial rated torque of 9.55 N-m, this motor is specifically designed for applications where high inertia and precise speed regulation are mandatory. Typical use cases include heavy-duty pick-and-place robotics, industrial machinery, and precision manufacturing systems. Its robust design minimizes mechanical latency—featuring a mechanical time constant of just 0.96 ms—ensuring rapid response times and superior performance in high-frequency duty cycles, which helps maintain maximum production uptime.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe ECMA-E21320SS architecture is built for sustained reliability under demanding electrical loads. With a rated speed of 2000 r\/min and a maximum peak speed of 3000 r\/min, it offers an excellent balance between high-speed performance and torque stability. The unit is designed with an insulation resistance exceeding 100 M-ohm at 500 VDC, ensuring long-term operational integrity even in environments subject to thermal fluctuations. The high rated current of 33.03 A is managed through optimized winding geometry, allowing for efficient energy conversion and a peak torque output of 28.65 N-m for short-duration acceleration tasks.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eECMA-E21320SS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDelta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eTaiwan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e9.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Output\u003c\/td\u003e\n\u003ctd\u003e2.0 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Torque\u003c\/td\u003e\n\u003ctd\u003e9.55 N-m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Torque\u003c\/td\u003e\n\u003ctd\u003e28.65 N-m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Speed\u003c\/td\u003e\n\u003ctd\u003e2000 r\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 100 M-ohm (at 500 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 40 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the significance of the mechanical time constant in this motor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe mechanical time constant of 0.96 ms indicates how quickly the motor reaches 63.2% of its rated speed from a standstill. A lower value, such as this, confirms the motor's high dynamic response capability, which is critical for systems requiring rapid acceleration and short settling times.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the ECMA-E21320SS suitable for high-humidity environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the motor is built for general industrial use, it is not fully sealed against liquid immersion. It should be operated within a standard industrial climate-controlled environment (humidity \u0026lt;90%, non-condensing). If the environment exceeds these limits, additional external protective shrouding is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the peak torque of 28.65 N-m affect duty cycle planning?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe peak torque is available only for transient operations (acceleration\/deceleration). Continuous operation at peak torque will lead to thermal overload and potential winding damage. Ensure that your application's RMS torque requirement remains within the rated 9.55 N-m for long-term reliability.\u003c\/p\u003e\n\u003ch3\u003eEngineering and Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Precision:\u003c\/strong\u003e Due to the high torque rating of 9.55 N-m, ensure the motor is mounted to a vibration-dampened, rigid baseplate. Any mechanical misalignment between the motor shaft and the load will result in increased bearing stress and reduced encoder accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e Even with efficient internal design, the motor relies on ambient air circulation. Ensure a minimum clearance of 100 mm from other heat-generating equipment. Do not paint the motor housing or cover the cooling fins, as this inhibits the heat transfer necessary to maintain the insulation integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Interfacing:\u003c\/strong\u003e Use high-quality, braided shielded cables for power and encoder feedback. The 33.03 A rated current requires a cable cross-section sufficient to prevent voltage drops; verify that the impedance of the power lines is as low as possible to maintain full torque control stability.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Delta Electronics","offers":[{"title":"Default Title","offer_id":53102305804651,"sku":"ECMA-E21320SS","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ecma-e21320ss-u2ajokw0z5q.png?v=1776137372","url":"https:\/\/www.plcprotech.com\/fr\/products\/delta-ecma-e21320ss-ac-servo-motor-e-series","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}