{"product_id":"abb-1svr450081r0000-cm-krn-contact-protection-monitoring-relay-220-240vac","title":"ABB – 1SVR450081R0000 (CM-KRN) – Contact Protection\/Monitoring Relay 220–240VAC","description":"\u003cp class=\"p\"\u003eThe \u003cspan class=\"s\"\u003e\u003cb\u003eABB CM‑KRN\u003c\/b\u003e\u003c\/span\u003e contact protection relay (P\/N SVRR) safeguards and monitors the integrity of control contacts by detecting excessive bounce or open‑circuit resistance. Once the monitored contact engages within the set time, a clean, stabilized relay output is provided. This relay is ideal for applications where reliable contact closure is essential, such as in motor starters, interlock circuits, and safety systems.\u003c\/p\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003c\/p\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003ch\u003e\u003cb\u003e Key Features\u003c\/b\u003e\u003c\/h\u003e\u003cp\u003e\u003c\/p\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eModel \/ P\/N:\u003c\/b\u003e\u003c\/span\u003e SVRR (CM‑KRN) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eFunction:\u003c\/b\u003e\u003c\/span\u003e Monitors switch‑on\/off contact resistance and applies on‑delay timing; provides  change‑over (DPDT) relay outputs \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eSupply Voltage:\u003c\/b\u003e\u003c\/span\u003e  –  VAC, \/ Hz \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cb\u003eControl Range (Monitored Resistance):\u003c\/b\u003e\u003cspan class=\"s\"\u003e – kΩ or – kΩ selectable \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eTiming Delay:\u003c\/b\u003e\u003c\/span\u003e Adjustable ON‑delay from . to  s \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eRelay Outputs:\u003c\/b\u003e\u003c\/span\u003e DPDT contacts rated  VAC \/  A (AC‑) \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eOperating Range:\u003c\/b\u003e\u003c\/span\u003e – °C to + °C; screw‑clamp terminals; IP protection;  ×  ×  mm \u003cspan class=\"Apple-converted-space\"\u003e \u003c\/span\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":55818553000310,"sku":"EB-286669234499","price":284.05,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4202\/8857\/files\/57_9f8d94b6-c3fc-4ec7-90d4-73ea8ed34879.png?v=1750721093","url":"https:\/\/volt-werk.com\/products\/abb-1svr450081r0000-cm-krn-contact-protection-monitoring-relay-220-240vac","provider":"VOLTWERK Handel","version":"1.0","type":"link"}