{"product_id":"bender-ir425-d4-1-insulation-monitor-for-ac-dc-it-systems-15-460-hz","title":"Bender – IR425-D4-1 – Insulation Monitor for AC\/DC IT-Systems, 15–460 Hz","description":"\u003cp class=\"p\"\u003eThe Bender IR‑D‑ is a precision insulation monitoring device (ISOMETER) for ungrounded AC\/DC control circuits operating between – V. With selectable dual threshold alarms, adjustable response delay, and a multifunction LC display, this two-module unit fits DIN rail applications and ensures early ground fault detection in industrial and safety-critical environments.\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 Specifications\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 IR‑D‑ (B \/ B) \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\u003eSystem Voltage:\u003c\/b\u003e\u003c\/span\u003e – V (AC\/DC), – 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\n\u003cp class=\"p\"\u003e\u003cb\u003eSupply Voltage:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003eDC: .– V\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003eAC: – V, – Hz \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\n\u003cp\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cp class=\"p\"\u003e\u003cspan class=\"s\"\u003e\u003cb\u003eTrip Response:\u003c\/b\u003e\u003c\/span\u003e – kΩ adjustable, with dual prewarning and alarm thresholds \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\u003eEnclosure:\u003c\/b\u003e\u003c\/span\u003e ‑module ( mm), DIN-rail mount, IP \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\u003eConnections:\u003c\/b\u003e\u003c\/span\u003e Push-wire terminals (two per terminal) – B version; screw-type B also common \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\u003eDisplay \u0026amp; Indicators:\u003c\/b\u003e\u003c\/span\u003e LC screen, Power\/Alarm LEDs, internal\/external test\/reset buttons \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  change-over (SPDT) alarm relays, configurable NO\/NC \u0026amp; latching options \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\u003eCertifications:\u003c\/b\u003e\u003c\/span\u003e IEC ‑ (insulation monitoring), DIN EN ‑, VDE ‑ \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\u003eDimensions:\u003c\/b\u003e\u003c\/span\u003e ~ ×  ×  mm; weight ~. lb (~. kg) \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":"Bender","offers":[{"title":"Default Title","offer_id":55844478878070,"sku":"EB-286674301962","price":474.05,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0754\/4202\/8857\/files\/57_d380849c-3eee-410b-b8c5-8e289090745b.png?v=1751150695","url":"https:\/\/volt-werk.com\/products\/bender-ir425-d4-1-insulation-monitor-for-ac-dc-it-systems-15-460-hz","provider":"VOLTWERK Handel","version":"1.0","type":"link"}