{"product_id":"siemens-3vl9550-7dc30-overcurrent-release-trip-unit","title":"Siemens 3VL9550-7DC30 Overcurrent Release Trip Unit","description":"\u003cdiv\u003e\u003cp\u003eSiemens 3VL9550-7DC30 is a three-pole overcurrent release (trip unit) for VL630 protection in low-voltage distributions. It combines thermal and magnetic elements to deliver overload and short-circuit protection with an instantaneous rating of 400–500 A (LI\/IR) and a long-time overload range of 2,500–5,000 A (II). Designed to be used with VL630 three-pole breakers, this release provides coordinated line protection across all three phases in Siemens Sentron protection schemes.\u003c\/p\u003e\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46268192719082,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-017.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/siemens-3vl9550-7dc30-overcurrent-release-trip-unit","provider":"GTG Hardware","version":"1.0","type":"link"}