{"product_id":"control-techniques-skc3400400-ac-drive-ready-to-ship","title":"SKC3400400 | Control Techniques Commander SK Variable Speed Drive (4 kW, 9 A)","description":"\u003ch4\u003eDescription\u003c\/h4\u003e\n\u003cp\u003eThe Control Techniques SKC3400400 is a 4 kW (5.5 HP) three-phase Variable Speed Drive from the Commander SK \/ DigiDrive SK range. Designed for asynchronous motors, it accepts 380–480 VAC input and delivers 9 A output with advanced V\/f and open-loop vector control. Compact, robust, and easy to commission, it provides reliable speed control with powerful onboard features and Modbus RTU communication.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControl Techniques\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSKC3400400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCommander SK \/ DigiDrive SK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 kW (5.5 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e380–480 VAC (3-phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to input voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48–62 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–550 Hz (standard), up to 1500 Hz in enhanced modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Methods\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eV\/f, Open-loop Vector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverload Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e150% (Heavy Duty)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuty Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavy Duty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDynamic Braking\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes (integrated transistor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Form A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModbus RTU (RS485)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrame Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Ambient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (W×H×D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 × 258 × 173 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, UL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About SKC3400400\u003c\/h4\u003e\n\u003cp\u003eThe Control Techniques SKC3400400 is a high-performance AC motor drive engineered for demanding industrial environments. As part of the Commander SK series (also known under the DigiDrive SK family), this model combines simplicity, flexibility, and performance in a compact IP20-rated chassis.\u003c\/p\u003e\n\u003cp\u003eThis 4 kW, 9 A inverter supports both V\/f and open-loop vector control, enabling precise speed or torque regulation for a wide range of applications. With intuitive setup menus, built-in I\/O, and Modbus RTU communications, the unit delivers more functionality than a typical open-loop AC drive. Users can access advanced features such as PID control, logic functions, threshold detectors, DC injection braking, dynamic braking transistor, and energy-optimized motor flux control.\u003c\/p\u003e\n\u003cp\u003eThe drive features onboard intelligence that allows programming through standard parameter menus or enhanced logic blocks when paired with optional modules such as LogicStick or I\/O expansion solutions. For applications requiring extended communication capability or fieldbus integration, optional modules—including Ethernet, Profibus, DeviceNet, and more—can be added quickly.\u003c\/p\u003e\n\u003cp\u003eDesigned for reliability, the SKC3400400 offers 150% overload capability for heavy-duty operation and includes features like automatic no-spin autotune, multiple preset speeds, selectable acceleration profiles, and a wide output frequency range up to 550 Hz (standard) or 1500 Hz using advanced modes. These capabilities make it suitable for conveyors, pumps, fans, machine automation, and general industrial motion control.\u003c\/p\u003e\n\u003cp\u003eBuilt with Control Techniques’ high-quality engineering and global certification (CE, UL), the SKC3400400 provides stable and efficient performance while offering long-term reliability backed by industry-leading support.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4 kW \/ 9 A output for 380–480 VAC 3-phase motors\u003c\/li\u003e\n\u003cli\u003eSimple setup and commissioning via intuitive parameter menus\u003c\/li\u003e\n\u003cli\u003eOpen-loop vector \u0026amp; V\/f control for speed or torque-based applications\u003c\/li\u003e\n\u003cli\u003eModbus RTU (RS485) communication via RJ45\u003c\/li\u003e\n\u003cli\u003eDynamic braking transistor built-in\u003c\/li\u003e\n\u003cli\u003eDC injection braking\u003c\/li\u003e\n\u003cli\u003eAutomatic no-spin autotune\u003c\/li\u003e\n\u003cli\u003e8 preset speeds\u003c\/li\u003e\n\u003cli\u003eAdvanced software functions: timers, thresholds, math blocks, logic operators, PID controller, kWh meter\u003c\/li\u003e\n\u003cli\u003eHigh switching frequency (3–18 kHz) for quiet motor operation\u003c\/li\u003e\n\u003cli\u003eOutput frequency up to 550 Hz (standard) \/ up to 1500 Hz (advanced)\u003c\/li\u003e\n\u003cli\u003eEnergy-saving motor flux optimization\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CONTROL TECHNIQUES","offers":[{"title":"Default Title","offer_id":47230928486698,"sku":"SKC3400400","price":1422.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/SKC3400400.webp?v=1703158594","url":"https:\/\/iqelectro.com\/products\/control-techniques-skc3400400-ac-drive-ready-to-ship","provider":"IQElectro","version":"1.0","type":"link"}