{"title":"Siemens SIRIUS 3RW50 Soft Starters","description":null,"products":[{"product_id":"siemens-3rw5055-6ab14-soft-starter-75-kw-143-a-200-to-480v-ac","title":"3RW5055-6AB14,  Soft Starter, 75 kW, 143 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5055-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5055-6AB14 SIRIUS soft starter is specified for medium‑to‑large three‑phase motors and delivers a rated operational current of 143 A. It supports a supply voltage class of 200–480 V AC and is rated for standard three‑phase motor power of 75 kW when connected in a 400 V system (and 37 kW at 230 V), making it a fit for pumps, compressors, conveyors and other industrial drives in the 75 kW class. This model uses screw‑type power terminals and provides an analog output for process monitoring or PLC integration; its control supply accepts 110–250 V AC control voltage. The 3RW5055-6AB14 is intended for installations where reducing mechanical stress and limiting inrush current are required while retaining straightforward integration into existing control systems. Typical users are electrical engineers and procurement teams specifying soft starters to replace or upgrade star-delta starters, reduce maintenance from mechanical starting, and improve network disturbance during motor starting. Practical benefits for procurement and engineering teams include clear motor size mapping (37 kW @230 V \/ 75 kW @400 V), a conventional control-voltage option (110–250 V AC), and an analog feedback output for simple status or ramp monitoring without requiring fieldbus modules. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e143 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power\u003c\/th\u003e \u003ctd\u003e75 kW (400 V) \/ 37 kW (230 V)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200–480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eCommunication interfaces\u003c\/th\u003e \u003ctd\u003eAnalog output\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638253339,"sku":"3RW5055-6AB14","price":1324.29,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5055-6ab14-3rw50-to-480v-ac_a7b38ca4-cfe2-4e41-a02a-fa3ddeb8dc8c.jpg?v=1777185684"},{"product_id":"siemens-3rw5056-6ab14-soft-starter-90-kw-171-a-200-to-480v-ac","title":"3RW5056-6AB14,  Soft Starter, 90 kW, 171 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5056-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5056-6AB14 is a SIRIUS 3RW50 soft starter rated for 171 A (rated operational current at 40 °C) and specified for three-phase motors up to 90 kW at 400 V (45 kW at 230 V). It is designed for supply voltages from 200 to 480 V AC and accepts a control supply of 110–250 V AC. This model is suitable for medium‑to‑large industrial motors such as pumps, compressors and conveyors where controlled ramp-up and ramp-down reduce mechanical stress and limit inrush current. Verified features for this SKU include voltage ramp (soft start) and ramp-down, adjustable current limitation, Soft-Torque start behaviour, built‑in bypass contact for reduced heat dissipation during run, thermistor (PTC\/Klixon) input and electronic motor overload evaluation for motor protection, and optional communication modules (PROFINET, PROFIBUS, Modbus TCP\/RTU) when required for integration. These capabilities make the 3RW5056-6AB14 appropriate where reliable motor protection, remote reset and factory‑network integration are needed without moving to a larger starter family. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e171 A (at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e45 kW at 230 V; 90 kW at 400 V (at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200 – 480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eBuilt-in bypass\u003c\/th\u003e \u003ctd\u003eYes (integrated bypass contact)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor protection functions\u003c\/th\u003e \u003ctd\u003eThermistor (PTC\/Klixon) evaluation; electronic motor overload protection; adjustable current limit; soft-start\/soft-stop (voltage ramp); pump ramp-down; reset functions\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eCommunication interfaces\u003c\/th\u003e \u003ctd\u003eOptional modules: PROFINET, PROFIBUS, Modbus TCP\/RTU\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eEnclosure \/ protection class\u003c\/th\u003e \u003ctd\u003eIP00 \/ IP20 variants (model dependant; product listing shows IP00 \/ IP20 ratings)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638318875,"sku":"3RW5056-6AB14","price":1484.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5056-6ab14-3rw50-to-480v-ac_e7222641-5a1b-48d1-9793-2c0556682692.jpg?v=1777185689"},{"product_id":"siemens-3rw5072-6ab14-soft-starter-110-kw-210-a-200-to-480v-ac","title":"3RW5072-6AB14,  Soft Starter, 110 kW, 210 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5072-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5072-6AB14 is a SIRIUS 3RW50 soft starter engineered for medium‑to‑large three‑phase motor installations. This SKU is rated for 210 A operational current and supports a line supply range of 200–480 V AC, with the control\/supply voltage for auxiliary electronics specified at 110–250 V AC. At standard operating temperatures (40 °C) the device covers typical motor sizes up to 110 kW at 400 V (and 55 kW at 230 V), making it suitable for heavy pumps, large compressors, conveyor drives and other industrial motor loads where reduced mechanical stress and controlled starting currents are required. The unit is supplied with screw-terminals and includes an analog output for process monitoring or integration into control systems. Use cases where stable ramped starts, reduced peak torque and extended mechanical life are priorities will benefit from this model’s rated current and wide supply-voltage compatibility. Procurement teams and engineers will find this variant appropriate when replacing older 3RW40 series starters or upgrading installations that require higher continuous current capacity and an analog status signal for downstream automation. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e210 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e55 kW (230 V) — 110 kW (400 V)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200–480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638384411,"sku":"3RW5072-6AB14","price":1652.49,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5072-6ab14-3rw50-to-480v-ac_a4c28545-7890-49b5-bae7-50b19e8b5dbb.jpg?v=1777185692"},{"product_id":"siemens-3rw5073-6ab14-soft-starter-132-kw-250-a-200-to-480v-ac","title":"3RW5073-6AB14,  Soft Starter, 132 kW, 250 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5073-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5073-6AB14 is a SIRIUS 3RW50 soft starter specified for medium‑to‑large three‑phase motor installations. It is rated at 250 A (at 40 °C) and supports nominal motor power up to 132 kW at 400 V (75 kW at 230 V), making it suitable for motors commonly used on big pumps, fans, compressors and conveyor drives in industrial plants. The unit accepts a wide supply voltage range of 200–480 V AC and is driven by a 110–250 V AC control voltage. Start and stop profiles use voltage ramp control with adjustable start\/stop times (0–20 s) and built‑in current limiting to manage inrush and protect mechanical systems. Practical features verified for this SKU include an analog output for process feedback, screw‑terminal connections for mains and control wiring, and integrated electronic overload protection. Use cases where this model adds value include replacing direct-on-line starters to reduce mechanical wear, limiting supply network disturbances when starting high-inertia loads, and providing actionable motor status signals to a local PLC or monitoring system via the analog output. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e250 A (at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e75 kW (230 V) \/ 132 kW (400 V)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200 – 480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eControl method\u003c\/th\u003e \u003ctd\u003eVoltage ramp (start\/stop 0–20 s) with current limiting\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor protection functions\u003c\/th\u003e \u003ctd\u003eIntegrated electronic overload protection\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eEnclosure \/ protection class\u003c\/th\u003e \u003ctd\u003eIP00 (IP20 with cover)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638449947,"sku":"3RW5073-6AB14","price":1821.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5073-6ab14-3rw50-to-480v-ac_abd6b94a-2f6a-4575-b5c7-7da66d9658dc.jpg?v=1777185696"},{"product_id":"siemens-3rw5074-6ab14-soft-starter-160-kw-315-a-200-to-480v-ac","title":"3RW5074-6AB14,  Soft Starter, 160 kW, 315 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5074-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5074-6AB14 is a SIRIUS 3RW50 series soft starter rated for 315 A (at 40 °C) with motor power ratings up to 160 kW at 400 V (and 90 kW at 230 V). It is designed for use on three-phase supplies from 200 to 480 V AC and supports both 50 Hz and 60 Hz operation. This model is suitable for starting and stopping larger industrial motors such as those used on pumps, compressors, conveyors and mixers where controlled ramp-up, ramp-down and reduced mechanical stress are required. Key verified functions for the 3RW5074-6AB14 include voltage ramp (soft start) and ramp-down (soft stop), adjustable current limitation, Soft Torque and pump ramp-down, plus intrinsic device protection and full motor overload protection (electronic overload and evaluation of thermistor\/PTC inputs). The unit features an integrated bypass contactor, an analog output (configurable as 4–20 mA default or 0–10 V with HMI), and is compatible with a range of communication modules (PROFINET, PROFIBUS, Modbus TCP\/RTU, Ethernet\/IP) and HMI modules for status, configuration and diagnostics. These features make the 3RW5074-6AB14 a practical choice for engineering teams and procurement looking for a robust soft starter that combines motor protection, flexible control and fieldbus integration for industrial motor starting applications. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e315 A (rated value at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e90 kW at 230 V (40 °C) \/ 160 kW at 400 V (40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200... 480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eControl method\u003c\/th\u003e \u003ctd\u003eVoltage ramp (soft start\/stop); adjustable current limitation; Soft Torque\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eBuilt-in bypass\u003c\/th\u003e \u003ctd\u003eYes (integrated bypass contactor)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor protection functions\u003c\/th\u003e \u003ctd\u003eElectronic motor overload protection; thermistor (PTC\/Klixon) evaluation; intrinsic device protection\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eCommunication interfaces\u003c\/th\u003e \u003ctd\u003eCompatible with communication modules: PROFINET, PROFIBUS, Modbus TCP, Modbus RTU, Ethernet\/IP (via optional modules)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eEnclosure \/ protection class\u003c\/th\u003e \u003ctd\u003eIP00 \/ IP20 (product documentation lists IP00, IP20)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638515483,"sku":"3RW5074-6AB14","price":1990.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5074-6ab14-3rw50-to-480v-ac_9cc72c64-7c24-4daf-a503-96b1bb5e6ed7.jpg?v=1777185700"},{"product_id":"siemens-3rw5075-6ab14-soft-starter-200-kw-370-a-200-to-480v-ac","title":"3RW5075-6AB14,  Soft Starter, 200 kW, 370 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5075-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5075-6AB14 is a SIRIUS 3RW50 soft starter rated for an operational current of 370 A (at 40 °C) and specified for three‑phase motor power up to 200 kW at 400 V. It is designed for supply voltages from 200 to 480 V AC and uses a 110–250 V AC control supply. Typical motor compatibility covers large industrial three‑phase asynchronous motors used in pumps, compressors, conveyors and other heavy‑duty machinery where a controlled, low‑stress start is required. Verified functional features for this SKU include an integrated bypass contact system to reduce internal heating and running losses, electronic motor overload protection, an analog output (4–20 mA default, parameterizable), adjustable current limiting (130–700 %), and selectable voltage ramp start (start voltage 30–100 %, ramp time 0–20 s). Communication capability is provided via optional plug‑in modules (PROFINET, PROFIBUS, Modbus TCP\/RTU, Ethernet\/IP), allowing integration into industrial control networks. These confirmed characteristics make the 3RW5075-6AB14 suitable where controlled starts, remote monitoring and modular communication are required to protect equipment and reduce mechanical stress during industrial motor starting. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e370 A (at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e200 kW at 400 V (rated value at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200... 480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eControl supply voltage\u003c\/th\u003e \u003ctd\u003e110... 250 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eControl method\u003c\/th\u003e \u003ctd\u003eVoltage ramp (soft start\/stop) and adjustable current limitation (130... 700 %)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eBuilt-in bypass\u003c\/th\u003e \u003ctd\u003eYes (integrated bypass contact system)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor protection functions\u003c\/th\u003e \u003ctd\u003eElectronic motor overload protection; intrinsic device protection; auto\/manual\/remote reset\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eCommunication interfaces\u003c\/th\u003e \u003ctd\u003eOptional modules: PROFINET, PROFIBUS, Modbus TCP, Modbus RTU, Ethernet\/IP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eEnclosure \/ protection class\u003c\/th\u003e \u003ctd\u003eIP00\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638581019,"sku":"3RW5075-6AB14","price":2224.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5075-6ab14-3rw50-to-480v-ac_0863ab84-adfe-4161-b409-8848ffc8a928.jpg?v=1777185704"},{"product_id":"siemens-3rw5076-6ab14-soft-starter-250-kw-470-a-200-to-480v-ac","title":"3RW5076-6AB14,  Soft Starter, 250 kW, 470 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5076-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5076-6AB14 is a SIRIUS 3RW50 series soft starter specified for medium‑to‑large three‑phase motors. It has a rated operational current of 470 A (rated at 40 °C) and is specified for motor power up to 250 kW at 400 V AC (with additional documented ratings at other voltages). The device accepts a supply voltage range of 200...480 V AC and uses a control supply of approximately 110...250 V AC. Typical motor compatibility covers large pumps, compressors, conveyors and other heavy process machinery in industrial motor starting applications where limiting inrush and reducing mechanical stress are required. Verified functional highlights for this SKU include adjustable voltage ramp (soft start) and ramp‑down (soft stop), adjustable current limitation and pump ramp‑down, built‑in bypass contact, and integrated motor protection functions including electronic motor overload and thermistor (PTC\/Klixon) evaluation. Starting and stopping times are adjustable (0…20 s), making the unit suitable where controlled acceleration\/deceleration and reduced mechanical shock are required. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e470 A (rated value at 40 °C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e132 kW at 230 V; 250 kW at 400 V; 315 kW at 500 V (manufacturer ratings)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200...480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eControl method\u003c\/th\u003e \u003ctd\u003eVoltage ramp (soft start) and adjustable current limitation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eBuilt-in bypass\u003c\/th\u003e \u003ctd\u003eYes\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor protection functions\u003c\/th\u003e \u003ctd\u003eElectronic motor overload protection and thermistor (PTC\/Klixon) evaluation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eCommunication interfaces\u003c\/th\u003e \u003ctd\u003eCompatible with communication modules (PROFINET, PROFIBUS, Modbus TCP\/RTU, Ethernet\/IP via optional modules)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eEnclosure \/ protection class\u003c\/th\u003e \u003ctd\u003eIP00 \/ IP20 (product variants and mounting dependent)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638646555,"sku":"3RW5076-6AB14","price":2403.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5076-6ab14-3rw50-to-480v-ac_23366410-d9b5-43d8-b09b-952843846317.jpg?v=1777185708"},{"product_id":"siemens-3rw5077-6ab14-soft-starter-315-kw-570-a-200-to-480v-ac","title":"3RW5077-6AB14,  Soft Starter, 315 kW, 570 A, 200 to 480V AC","description":"\u003cdiv\u003e\n\u003csection id=\"series-overview\"\u003e \u003ch2\u003eSiemens 3RW50 Soft Starter Series – Overview\u003c\/h2\u003e \u003cp\u003e Siemens 3RW50 soft starters are high-performance motor starting solutions designed for demanding industrial applications requiring reliable control of three-phase asynchronous motors. The 3RW50 series focuses on reducing mechanical stress, limiting inrush current, and supporting higher motor power ratings compared to compact soft starters. With robust construction and advanced motor protection capabilities, Siemens 3RW50 soft starters are well suited for heavy-duty applications such as large pumps, compressors, conveyors, mixers, and industrial process machinery where dependable motor starting is critical. \u003c\/p\u003e\n\u003c\/section\u003e \u003chr\u003e \u003csection id=\"product-description\"\u003e \u003ch3\u003eProduct Description: 3RW5077-6AB14\u003c\/h3\u003e \u003cp\u003e The Siemens 3RW5077-6AB14 is a SIRIUS 3RW50 motor soft starter specified for heavy industrial motor starting. Verified manufacturer data for this SKU show a rated operational current of 570 A and a motor power rating of 315 kW at 400 V, with a wide supply voltage class of 200–480 V AC. The control \/ auxiliary supply for this model is 110–250 V AC and the unit uses screw-terminal connections for power and control wiring. Typical motor compatibility covers three‑phase asynchronous motors in the upper mid-to-large power range (around 315 kW at 400 V); this makes the 3RW5077-6AB14 suitable for demanding applications such as large pumps, compressors, long conveyors, and industrial process drives where limiting inrush current and reducing mechanical stress at start\/stop are required. Verified product features for this SKU include an analog output for monitoring and a built-in bypass contactor to reduce power dissipation in steady-state operation, which together help simplify cabinet wiring and provide a straightforward feedback point for PLCs or process controllers. \u003c\/p\u003e\n\u003c\/section\u003e \u003csection id=\"technical-attributes\"\u003e \u003ch3\u003eKey Soft Starter Attributes\u003c\/h3\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e \u003cth\u003eRated operational current (Ie)\u003c\/th\u003e \u003ctd\u003e570 A\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eMotor power range\u003c\/th\u003e \u003ctd\u003e315 kW (at 400 V, 50 Hz)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eSupply voltage\u003c\/th\u003e \u003ctd\u003e200–480 V AC\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eBuilt-in bypass\u003c\/th\u003e \u003ctd\u003eYes\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003cth\u003eCommunication interfaces\u003c\/th\u003e \u003ctd\u003eAnalog output (model includes analog output)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51636638712091,"sku":"3RW5077-6AB14","price":2567.27,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-3rw5077-6ab14-3rw50-to-480v-ac_a223c97d-f6c3-473c-b7b8-d28152bc9c21.jpg?v=1777185712"}],"url":"https:\/\/stoklink.com\/collections\/siemens-3rw50.oembed","provider":"Stoklink","version":"1.0","type":"link"}