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SensorPressure SensorMicrocomputerAnti-Island Protection Device
Zhejiang Anhuang Imp.&Exp. Co., Ltd.
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Product Description Applicable scopeNR-500M series digital motor protection and monitoring device is suitable for the protection, measurement and control of large and medium-sized motors of various capacities at voltage ranging from 3 to 10kV. It can be centrally grouped into screens or installed locally in the switchgear, fully supporting the comprehensive automation system of the substation and distribution station. Opening dimension139mm(width)*212mm(height) Overall dimension155mm(width)*230mm(height)*195mm (depth) Model descriptionNR-500MD digital motor differential protection devicesuitable for main protection of large motorNR-500M digital motor protection and monitoring devicesuitable for backup protection of large motor or protection of small and medium-sized motorRated electrical parameterWorking power supply: AC/DC 110V or AC/DC 220V, DC48V Rated voltage: 100V Rated frequency: 50Hz Rated current: 5A, 1A (customized) Working environment conditionEnvironmental temperature: -30~+55oC Relative humidity: no more than 95%, no condensation Atmospheric pressure: 80kPa~110kPa Other conditions: The air around the device should not contain substances with acid, alkali corrosion or explosive properties, and should be free of lightning, rain and snow Standard atmospheric conditions for the test: temperature +15~+35oC , humidity 45%~75%, air pressure 86~106kPa COMPANY PROFILE:AN HUANG isa modern company of professional design and manufacturer of 3.6kV to 40.5kV Medium Voltage cable accessories, electric components and whole set cabinet Subsidiaries:Anhuang Electric Power Technology Co.,Ltd Zhejiang Anhuang Imp & Exp. Co .. Ltd. We provide high quality, low cost products for utility systems worldwide Company constantly introducing new technology,newcraft, the product structure constantly improved.Our Professionalproduction testing equipment.special production technology and professional service team can satisfy the customers demand. Our professioal engineers,technicansand managers team always keep our promise:ANHUANG is not only provide cost--effective high quality products.but also provide high quality, efficient, fast service and technical support to ensure customers' require.Our company obtained international quality management system ccertification for ISO9001,ISO1401,OHSAS18001.Our company adhenring to the "safety electricity, forever brilliant " as our enterprise's humanism. Willing to work with you hand in hand to build better future
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