{"id":8118,"date":"2026-08-07T15:47:14","date_gmt":"2026-08-07T07:47:14","guid":{"rendered":"https:\/\/atfits.com\/?post_type=product&p=8118"},"modified":"2026-08-07T15:47:32","modified_gmt":"2026-08-07T07:47:32","slug":"new-original-delta-vfd007el21w-compact-sensorless-vector-control-vfd-inverter","status":"publish","type":"product","link":"https:\/\/atfits.com\/es\/producto\/new-original-delta-vfd007el21w-compact-sensorless-vector-control-vfd-inverter\/","title":{"rendered":"New Original DELTA VFD007EL21W Compact Sensorless Vector Control VFD Inverter"},"content":{"rendered":"
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New Original DELTA VFD007EL21W Compact Sensorless Vector Control VFD Inverter<\/h1>\n<\/div>\n
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1. Product Overview<\/h2>\n<\/div>\n
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The DELTA VFD007EL21W belongs to the VFD-EL-W compact economical variable frequency drive series. It accepts single-phase 200~240 V AC input and outputs variable three-phase AC power for 0.75 kW (1 HP) induction motors. Supporting both V\/F control and sensorless vector control, this drive delivers stable low-speed torque performance. Equipped with an integrated operation keypad, built-in potentiometer and RS-485 Modbus communication interface, it provides flexible speed regulation for light industrial automation equipment. Featuring compact structure, comprehensive protection functions and simple parameter setup, it is widely used for conveyors, packaging machinery, small fans, pumps and processing equipment. The supplied unit is brand-new original genuine DELTA product.<\/div>\n<\/div>\n
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2. Main Technical Specifications<\/h2>\n<\/div>\n
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Item<\/th>\nParameter<\/th>\n<\/tr>\n<\/thead>\n
Model<\/td>\nVFD007EL21W<\/td>\n<\/tr>\n
Series<\/td>\nVFD-EL-W Compact Frequency Inverter<\/td>\n<\/tr>\n
Rated Applicable Motor Power<\/td>\n0.75 kW (1 HP)<\/td>\n<\/tr>\n
Input Power<\/td>\nSingle Phase AC 200~240 V, 50\/60 Hz<\/td>\n<\/tr>\n
Output Specification<\/td>\nThree Phase AC 0~240 V, Rated Output Current 4.2 A<\/td>\n<\/tr>\n
Output Frequency Range<\/td>\n0.1 ~ 400.00 Hz<\/td>\n<\/tr>\n
Control Mode<\/td>\nV\/F Control \/ Sensorless Vector Control<\/td>\n<\/tr>\n
Carrier Frequency<\/td>\n2 ~ 12 kHz adjustable<\/td>\n<\/tr>\n
Overload Capacity<\/td>\n150% rated current for 60 seconds<\/td>\n<\/tr>\n
Acceleration \/ Deceleration Time<\/td>\n0.1 ~ 600 seconds adjustable<\/td>\n<\/tr>\n
Communication Interface<\/td>\nRS-485, Modbus protocol<\/td>\n<\/tr>\n
Operation Unit<\/td>\nBuilt-in keypad with speed potentiometer<\/td>\n<\/tr>\n
Digital Input<\/td>\n4 programmable multi-function inputs, NPN\/PNP switchable<\/td>\n<\/tr>\n
Analog Input<\/td>\n0~10 V \/ 4~20 mA frequency command<\/td>\n<\/tr>\n
Protection Functions<\/td>\nOvervoltage, undervoltage, overcurrent, overload, overheat, stall prevention, short-circuit protection<\/td>\n<\/tr>\n
Installation Method<\/td>\nWall mounting or DIN rail mounting with optional adapter<\/td>\n<\/tr>\n
Enclosure Rating<\/td>\nIP20<\/td>\n<\/tr>\n
Operating Ambient Temperature<\/td>\n-10 \u00b0C ~ +40 \u00b0C, non-condensing<\/td>\n<\/tr>\n
Storage Temperature<\/td>\n-20 \u00b0C ~ +60 \u00b0C<\/td>\n<\/tr>\n
Overall Dimensions (W \u00d7 H \u00d7 D)<\/td>\n92 mm \u00d7 162 mm \u00d7 129 mm<\/td>\n<\/tr>\n
Net Weight<\/td>\nApprox. 1.0 kg<\/td>\n<\/tr>\n
Compliance Standards<\/td>\nCE, RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
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3. Main Functions<\/h2>\n<\/div>\n
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  1. Convert fixed single-phase alternating current into variable-frequency three-phase power to realize stepless speed regulation of AC induction motors.<\/li>\n
  2. Dual control modes: sensorless vector control for high low-speed torque and V\/F control for general load applications.<\/li>\n
  3. Multiple frequency command sources: panel potentiometer, external analog signal, multi-speed terminal and Modbus communication command.<\/li>\n
  4. Built-in RS-485 Modbus interface supports networking connection with PLC and HMI for centralized automatic control.<\/li>\n
  5. Adjustable torque boost, skip frequency zones and independent acceleration\/deceleration groups to optimize motor running stability.<\/li>\n
  6. Complete multi-layer protection system prevents damage to inverter and motor under abnormal operating conditions.<\/li>\n
  7. Support forward\/reverse rotation control, fault memory and automatic restart after power recovery.<\/li>\n
  8. Suitable for constant and variable speed control of small conveyors, fans, water pumps and automated processing machinery.<\/li>\n<\/ol>\n<\/div>\n
    \n

    4. Technical Features<\/h2>\n<\/div>\n
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    • Economical compact frame design saves cabinet installation space for small automation control panels.<\/li>\n
    • Advanced sensorless vector algorithm maintains stable torque output at low motor speed.<\/li>\n
    • Flexible I\/O terminal configuration supports diversified external signal connection requirements.<\/li>\n
    • Intuitive built-in keypad simplifies parameter setting, status monitoring and on-site troubleshooting.<\/li>\n
    • Wide allowable input voltage fluctuation adapts to unstable power supply environment on production sites.<\/li>\n
    • Optimized PWM modulation reduces motor running noise and mechanical vibration.<\/li>\n
    • Rich fault diagnosis codes enable fast positioning and elimination of equipment failures.<\/li>\n
    • Standardized terminal layout facilitates regular wiring inspection and equipment replacement.<\/li>\n
    • Natural air cooling structure reduces maintenance frequency for long-term continuous operation.<\/li>\n
    • Lightweight structure improves convenience of transportation and on-site installation.<\/li>\n<\/ul>\n<\/div>\n
      \n

      5. 10 DELTA Similar Compact Sensorless Vector Frequency Inverters<\/h2>\n<\/div>\n
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      1. VFD002EL21W, VFD-EL-W series 0.2 kW single-phase compact inverter, 230 V input<\/li>\n
      2. VFD004EL21W, VFD-EL-W series 0.4 kW single-phase economical variable frequency drive<\/li>\n
      3. VFD015EL21W, VFD-EL-W series 1.5 kW single-phase sensorless vector inverter<\/li>\n
      4. VFD007EL43W, VFD-EL-W series 0.75 kW, three-phase 460 V input compact drive<\/li>\n
      5. VFD007EL21A, VFD-EL standard version 0.75 kW single-phase inverter<\/li>\n
      6. VFD022EL21W, VFD-EL-W series 2.2 kW single-phase high-power compact inverter<\/li>\n
      7. VFD007L21A, VFD-L ultra-mini single-phase inverter for low-power small motor loads<\/li>\n
      8. VFD015EL43W, VFD-EL-W series 1.5 kW three-phase 460 V frequency inverter<\/li>\n
      9. MS300 VFD007MS21A, MS300 new generation compact single-phase sensorless vector drive<\/li>\n
      10. VFD004CB21A, C200 compact series general-purpose single-phase variable frequency inverter<\/li>\n<\/ol>\n<\/div>","protected":false},"excerpt":{"rendered":"

        New Original DELTA VFD007EL21W Compact Sensorless Vector Control VFD Inverter 1. Product Overview The DELTA VFD007EL21W belongs to the VFD-EL-W<\/p>","protected":false},"featured_media":8119,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[21],"product_tag":[],"class_list":["post-8118","product","type-product","status-publish","has-post-thumbnail","product_cat-electromechanical-device","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"\nNew Original DELTA VFD007EL21W Compact Sensorless Vector Control VFD Inverter - Autofits<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atfits.com\/es\/producto\/new-original-delta-vfd007el21w-compact-sensorless-vector-control-vfd-inverter\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New Original DELTA VFD007EL21W Compact Sensorless Vector Control VFD Inverter - Autofits\" \/>\n<meta property=\"og:description\" content=\"New Original DELTA VFD007EL21W Compact Sensorless Vector Control VFD Inverter 1. 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