{"product_id":"bender-isometer-iso685-d-cn-insulation-monitor-0-1000v-dc-0-690v-ac-graphic-display-for-it-system","title":"Bender RCMA472LY-21 Type B AC\/DC Residual Current Monitor 10mA-10A 2 Relays for EV Charging Frequency Converter","description":"\u003cdiv\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eThe Bender RCMA472LY-21 is an AC\/DC sensitive residual current monitor (Type B) compliant with IEC 62020-1, designed for earthed power systems (TN and TT systems). It detects and evaluates AC, pulsating DC, and smooth DC residual currents, providing comprehensive leakage protection for modern electrical systems. The device features two separately adjustable response values (pre-alarm and main alarm), enabling proactive maintenance planning and preventing unexpected downtime, thereby enhancing operational safety and system availability.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eKey Specifications\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eBrand: BENDER (Germany)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eModel: RCMA472LY-21\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eProduct Type: AC\/DC sensitive residual current monitor (Type B), compliant with IEC 62020-1\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eResponse Value Range: 10 mA to 10 A (two separately adjustable response values)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eFrequency Range: 0 to 2000 Hz\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eSupply Voltage: AC\/DC 24 V to 240 V, 50 to 400 Hz\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eOutput: 2 alarm relay outputs (2 x 1 changeover contact)\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eOperating Temperature: -25°C to +55°C\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eMounting: DIN rail mounting\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eWeight: Approx. 0.3 kg\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eOrigin: Germany\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003eMain 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· Frequency Converters – Detects smooth DC fault currents generated by variable frequency drives\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· UPS Systems – Ensures electrical safety for uninterruptible power supplies\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Battery Chargers – Monitors residual current during charging processes\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· EV Charging Infrastructure – Ensures safety during electric vehicle charging\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Industrial Equipment – Fault current monitoring for various industrial and commercial applications\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· Type B Full Spectrum Detection: Detects AC, pulsating DC, and smooth DC residual currents, meeting the demands of modern power systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Wide Frequency Range: 0 to 2000 Hz frequency range, suitable for variable frequency drive systems\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Wide Voltage Supply: AC\/DC 24 V to 240 V universal wide-range input\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· DIN Rail Mounting: Standard industrial mounting method for easy integration into control cabinets\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· Dual Alarm Thresholds: Two separately adjustable response values support pre-alarm and main alarm two-level protection\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e· High Reliability: Designed for residual current monitoring in earthed systems (TN\/TT systems), providing early fault warning\u003c\/span\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Bender","offers":[{"title":"Default Title","offer_id":44068955029592,"sku":null,"price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/2799\/9320\/files\/RCMA472LY-21.jpg?v=1777987701","url":"https:\/\/gexufein.com\/products\/bender-isometer-iso685-d-cn-insulation-monitor-0-1000v-dc-0-690v-ac-graphic-display-for-it-system","provider":"Gexufein Automation","version":"1.0","type":"link"}