{"product_id":"bender-irdh250-myx-760v-3ac-insulation-monitor-for-it-systems","title":"Bender iso685-S 690V 1000V Insulation Monitor for AC DC IT Systems","description":"\u003cdiv\u003e\u003cspan\u003eThe iso685-S is an insulation monitoring device from Bender, part of the ISOMETER® iso685 series. It is designed for unearthed systems (IT systems) to continuously monitor the insulation resistance of AC, three‑phase AC, AC\/DC and DC main circuits. This version is a sensor type without display and operating keys; it must be used together with the FP200 front panel.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Rated system voltage (Uₙ): AC \/ 3(N)AC 0…690 V; DC 0…1000 V\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Frequency range (fₙ): DC, 1…460 Hz\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Insulation resistance measuring range: 1 kΩ … 10 MΩ, two independently adjustable alarm thresholds\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Maximum permissible system leakage capacitance: ≤ 1000 μF (depending on the selected measuring profile)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Measuring principle: AMPPlus patented measuring method\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Supply voltage (Uₛ): AC\/DC 24…240 V (50…400 Hz)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Alarm relays: Two independent changeover contacts, AC 250 V \/ 5 A\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Analogue output: Isolated current or voltage output (0(4)…20 mA, 0…400 μA, 0…10 V, 2…10 V)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Digital I\/O: Freely programmable digital inputs and outputs\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Communication interfaces: RS‑485 (BMS \/ Modbus RTU), Ethernet (Modbus TCP \/ web server)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· History memory: Real‑time clock, stores up to 1023 alarm messages with date and time stamp\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Operating temperature: –25 °C … +55 °C\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Mounting: DIN rail mounting\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Protection class: Terminals IP20, internal components IP40\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Standards compliance: IEC 61557‑8, IEC 61557‑9, CE\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· AMPPlus measuring principle – Automatically adapts to system leakage capacitance and DC components, reliably distinguishing actual insulation faults from inherent system capacitance\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Automatic adaptation to system leakage capacitance – Maximum ≤ 1000 μF, optimises measuring time\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Two independently adjustable alarm response values – Range 1 kΩ … 10 MΩ\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Pre‑defined measuring profiles – Power circuit, control circuit, generator, high capacitance, frequency converter, etc.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Multi‑parameter measurement – Insulation resistance, true RMS system voltage, system frequency, system leakage capacitance\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· History memory with real‑time clock – Stores up to 1023 time‑stamped alarm messages\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Analogue output – Isolated 0(4)…20 mA, 0…10 V etc., for connection to PLC or SCADA\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Programmable digital I\/O – Flexible control of device status and fault reporting\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Connection monitoring – Continuously monitors measuring leads and earth connection\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Automatic device self‑test – Continuously verifies internal measuring circuits; alarms automatically on fault\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Integrated web server and Modbus TCP – Remote access to device parameters via a web browser\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· RS‑485 communication (BMS \/ Modbus RTU) – Data exchange with other Bender devices or central monitoring systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· De‑energised system monitoring – Powered by an independent supply; monitors even when the main circuit is de‑energised\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eTypical Applications\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Industrial IT systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Medical locations (operating theatres, ICUs)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· UPS and battery systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Photovoltaic and renewable energy systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Phase‑controlled heating systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Switch‑mode power supply (SMPS) installations\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Data centres and telecommunications\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Marine and offshore applications (with FP200W)\u003c\/span\u003e\u003c\/div\u003e","brand":"Bender","offers":[{"title":"Default Title","offer_id":44135806402648,"sku":null,"price":3086.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/2799\/9320\/files\/iso685-S.....jpg?v=1779570977","url":"https:\/\/gexufein.com\/products\/bender-irdh250-myx-760v-3ac-insulation-monitor-for-it-systems","provider":"Gexufein Automation","version":"1.0","type":"link"}