{"product_id":"schneider-electric-evrpd-44u-digital-ac-dc-voltage-relay-100-240vac-dc-44u-series-over-under-phase-loss-protection-50-60hz","title":"Schneider Electric EVRPD-44U Digital AC\/DC Voltage Relay, 100-240VAC\/DC, 44U Series, Over\/Under\/Phase Loss Protection, 50\/60Hz","description":"\u003ch3 id=\"heading-1353fedb-9e08-4213-b328-9107985a87a0--schneider-electric-evrpd-44u-digital-ac-dc-voltage-relay-100-240vac-dc-44u-series-over-under-phase-loss-protection-50-60hz-0\"\u003eSchneider Electric EVRPD-44U Digital AC\/DC Voltage Relay, 100-240VAC\/DC, 44U Series, Over\/Under\/Phase Loss Protection, 50\/60Hz\u003c\/h3\u003e\n\u003cp\u003eThe Schneider Electric EVRPD-44U is a high-performance Digital AC\/DC Voltage Relay designed for comprehensive voltage monitoring and protection in industrial and commercial electrical systems. This versatile device offers robust detection capabilities for critical voltage anomalies, including over-voltage, under-voltage, phase loss, phase unbalance, and phase reversal. With a wide universal control supply voltage range of 100-240VAC\/DC and compatibility with both 50Hz and 60Hz systems, the EVRPD-44U is suitable for a diverse array of global applications. Its advanced digital display and intuitive menu navigation facilitate easy setup, real-time monitoring of L1-L2, L2-L3, L3-L1 line voltages, and access to fault history, ensuring optimal operational safety and system reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer Information:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSchneider Electric\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEVRPD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel\/Part Number:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEVRPD-44U\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital Voltage Relay (Electronic Voltage Relay)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Specifications:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Supply Voltage (Rated Supply Voltage A1 A2):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100-240V AC\/DC, 50\/60Hz (Universal control supply for flexibility in various power systems).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operation Voltage (L1, L2, L3):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100-480V AC, 50\/60Hz (Input voltage range for monitoring).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Contacts:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e95-96 (Normally Open\/Close configurable based on Fail Safe 'N' or 'R' type)\u003c\/li\u003e\n\u003cli\u003e95-98 (Normally Close\/Open configurable based on Fail Safe 'N' or 'R' type)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring Functions:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eOver-voltage protection (User-configurable threshold as a percentage of nominal voltage: 101-125%).\u003c\/li\u003e\n\u003cli\u003eUnder-voltage protection (User-configurable threshold as a percentage of nominal voltage: 70-99%).\u003c\/li\u003e\n\u003cli\u003ePhase Loss detection.\u003c\/li\u003e\n\u003cli\u003ePhase Unbalance detection (User-configurable threshold: 3-15%).\u003c\/li\u003e\n\u003cli\u003ePhase Reversal detection.\u003c\/li\u003e\n\u003cli\u003eConfigurable trip delay times for over-voltage, under-voltage, phase loss, and unbalance detection.\u003c\/li\u003e\n\u003cli\u003eHarmonic Distortion monitoring (Total Harmonic Distortion for L1-L2, L2-L3, L3-L1 line voltages).\u003c\/li\u003e\n\u003cli\u003eFundamental voltage monitoring (for L1-L2, L2-L3, L3-L1).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital display for real-time voltage values, settings, trip indications, and diagnostic messages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e35mm DIN-rail and M4 screw mounting (versatile installation).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eScrew terminals for secure wire connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTypically designed for industrial environments (though specific operating temperature isn't directly on the label, such devices usually handle -20 to +60°C).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReset Options:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eElectric (power cycle), Manual (ESC button), Automatic (with configurable auto-reset time).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostic Features:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTrip Cause Indication, Fault History (stores up to three recent trip events with associated voltage data), and Self-Diagnosis Test.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Features:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFail Safe mode for trip output (N type: 95-96 open, 95-98 close when power is applied; R type: 95-96 close, 95-98 open when power is applied). Requires 3-phase voltage \u0026gt; 50% of nominal for \"on\" mode to function correctly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eProtection of motors, pumps, and compressors against voltage fluctuations and phase issues.\u003c\/li\u003e\n\u003cli\u003eMonitoring and protection of sensitive industrial machinery.\u003c\/li\u003e\n\u003cli\u003ePower distribution systems to ensure stable voltage supply.\u003c\/li\u003e\n\u003cli\u003eHVAC systems.\u003c\/li\u003e\n\u003cli\u003eGenerator sets and utility grids for phase sequence and voltage monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Schneider","offers":[{"title":"Default Title","offer_id":51645087514903,"sku":null,"price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/9210\/1655\/files\/schneider-schneider-electric-evrpd-44u-digital-ac-dc-voltage-relay-100-240vac-dc-44u-series-over-under-phase-loss-protection-50-60hz-1212524415.png?v=1766326325","url":"https:\/\/www.apexonsupply.com\/products\/schneider-electric-evrpd-44u-digital-ac-dc-voltage-relay-100-240vac-dc-44u-series-over-under-phase-loss-protection-50-60hz","provider":"Apexon Solutions LLC","version":"1.0","type":"link"}