{"product_id":"gewiss-gw90857-knx-4-channel-shutter-blind-actuator-6-a-din-rail","title":"Gewiss – GW90857 – KNX 4-Channel Shutter\/Blind Actuator, 6 A, DIN-Rail","description":"\u003cp class=\"p1\"\u003eThe Gewiss GW90857 is a 4‑channel actuator for roller shutters, curtains, awnings, and Venetian blinds within KNX building automation systems. Mounted on DIN rail (4 modules wide), it delivers 8 interlocked relay outputs (2 per channel) rated up to 6 A motor and 8 A resistive load, and supports local and bus control with LED indicators and front push-buttons. It remains operational locally even without KNX voltage, using auxiliary 230 VAC power to maintain manual control. \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s1\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp class=\"p2\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp class=\"p2\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003ch2\u003e\u003cb\u003e Key Specifications\u003c\/b\u003e\u003c\/h2\u003e\u003cp\u003e\u003c\/p\u003e\u003cp class=\"p2\"\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cb\u003eModel \/ P\/N:\u003c\/b\u003e\u003cspan class=\"s1\"\u003e GW90857\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eType:\u003c\/b\u003e\u003c\/span\u003e KNX Shutter Actuator, 4 channels (8 NO outputs), mechanically interlocked\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLoad Ratings:\u003c\/b\u003e\u003c\/span\u003e Motors: 6 A (EN60669‑2‑1); Resistive: 8 A @ 250 VAC \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKNX Bus Power:\u003c\/b\u003e\u003c\/span\u003e 29 V DC SELV, max 10 mA \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAuxiliary Power:\u003c\/b\u003e\u003c\/span\u003e 230 VAC for local operation when KNX bus is down \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eIndicators \u0026amp; Controls:\u003c\/b\u003e\u003c\/span\u003e 8 green LEDs (UP\/DOWN status), 8 front push-buttons, local override without bus \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMounting \u0026amp; Size:\u003c\/b\u003e\u003c\/span\u003e DIN‑rail, 4 modules wide, IP20, operating −5…+40 °C, humidity ≤93% non-condensing \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCertifications:\u003c\/b\u003e\u003c\/span\u003e Compliant with EN50428, EN50090‑2‑2, EN60669‑2‑1; CE, KNX certified \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Gewiss","offers":[{"title":"Default Title","offer_id":55844479074678,"sku":"EB-286674301965","price":208.05,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4202\/8857\/files\/57_d758b55c-a476-410f-9fa2-3be2cdf2f379.png?v=1751150707","url":"https:\/\/volt-werk.com\/products\/gewiss-gw90857-knx-4-channel-shutter-blind-actuator-6-a-din-rail","provider":"VOLTWERK Handel","version":"1.0","type":"link"}