{"product_id":"zhrv3-07-z-m440-3-phase-symmetry-over-under-voltage-monitor","title":"SP430 相序\/故障\/不对称继电器","description":"\u003cp\u003e\u003ca href=\"https:\/\/rhombergonline.com.au\/content\/SP430-SP431.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003e特点\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSP430 仅监测三相，SP431 监测三相和中性线\u003c\/li\u003e\n\u003cli\u003e11针插头。\u003c\/li\u003e\n\u003cli\u003e故障安全设计。\u003c\/li\u003e\n\u003cli\u003e监测三相电源。\u003c\/li\u003e\n\u003cli\u003e对以下情况敏感：负序电压、反相序、缺相、相不平衡、相不对称。\u003c\/li\u003e\n\u003cli\u003e对再生电动势不敏感。\u003c\/li\u003e\n\u003cli\u003e谐波失真下高稳定性\u003c\/li\u003e\n\u003cli\u003e对平衡电源变化不敏感 - 防止误跳闸\u003c\/li\u003e\n\u003cli\u003e对反相序响应迅速\u003c\/li\u003e\n\u003cli\u003e可调节负序灵敏度。\u003c\/li\u003e\n\u003cli\u003e继电器ON LED灯\u003c\/li\u003e\n\u003cli\u003e10A 单刀双掷 (SPDT) 或 5A 双刀双掷 (DPDT) 继电器输出。\u003c\/li\u003e\n\u003cli\u003eSP430 取代 SP433。\u003c\/li\u003e\n\u003cli\u003e需要可选的 S3-B 11针底座。\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rhomberg","offers":[{"title":"Default Title","offer_id":53354740908326,"sku":"ZHRV3-07-Z\/M440","price":357.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1011\/4164\/3558\/files\/ZHRV3-07-Z-M440.jpg?v=1781697583","url":"https:\/\/rhombergonline.com.au\/zh\/products\/zhrv3-07-z-m440-3-phase-symmetry-over-under-voltage-monitor","provider":"Rhomberg Online","version":"1.0","type":"link"}