{"product_id":"st130-st140-series-intelligent-mccb-controller","title":"ST130 \/ ST140 Series Intelligent MCCB Controller","description":"\u003ch2\u003eST130 \/ ST140 Series – Intelligent MCCB Controller\u003c\/h2\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe ST130 and ST140 intelligent controllers are the core components of smart molded case circuit breakers (MCCB). Suitable for AC 50Hz systems with rated insulation voltage up to 690V and rated operating currents from 32A to 1600A, they protect low-voltage distribution lines and power equipment against overload, short-circuit, and ground fault hazards. They support remote “four-telemetry” functions (remote control, signaling, measurement, and adjustment) via communication interface.\u003c\/p\u003e\u003ch3\u003eModel Classification\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBy frame rating \u0026amp; current:\u003c\/strong\u003e ST130 covers 32A–1600A; ST140 covers 250A–800A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBy poles:\u003c\/strong\u003e 3-pole and 4-pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBy type:\u003c\/strong\u003e M-type (standard) \/ H-type (communication)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBy application:\u003c\/strong\u003e Distribution \u0026amp; motor protection \/ Generator protection (suffix F)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFunction Configuration\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003cth\u003eM-Type\u003c\/th\u003e\n\u003cth\u003eH-Type\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLong-time overload protection\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort-time short-circuit protection\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstantaneous short-circuit protection\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround \/ leakage fault protection\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload pre-alarm\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad current bar indicator\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal memory\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003ctd\u003eOptional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFault memory\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital parameter setting (ST programmer)\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical output\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS485 \/ Modbus communication\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eRated Parameters\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated insulation voltage:\u003c\/strong\u003e 690V AC, 50Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated current:\u003c\/strong\u003e 32A – 1600A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame ratings:\u003c\/strong\u003e 100A \/ 250A \/ 400A \/ 630A \/ 800A \/ 1600A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e RS485, Modbus protocol\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStandards\u003c\/h3\u003e\u003cp\u003eGB14048.2  |  IEC60947  |  GB\/T22710\u003c\/p\u003e","brand":"Wan Long Electric Group Co., Ltd.","offers":[{"title":"Default Title","offer_id":44011204640834,"sku":null,"price":98.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0688\/1221\/0242\/files\/ST130.webp?v=1784013451","url":"https:\/\/wanlongelectric.com\/products\/st130-st140-series-intelligent-mccb-controller","provider":"Wan Long Electric Group Co., Ltd.","version":"1.0","type":"link"}