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China, Chinese Tomzn 100A Three Phase DIN Rail Voltmeter with Adjustable Protection1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Meter for ElectricityVoltage MeterMicrowave Circuit BreakerMiniature Breaker for Home
Zhejiang Tongzheng Electric Co., Ltd.
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Product DescriptionPlease enter the title hereThis device operates at a rated supply voltage of 220 volts alternating current and supports a substantial maximum load current of 100 amperes indicating its suitability for demanding electrical environments It functions reliably across an operational voltage range from 140 to 300 volts AC accommodating significant variations in input power without performance degradation The unit is engineered for use with both 50 hertz and 60 hertz power systems ensuring compatibility with international electrical standardsKey operational parameters include hysteresis settings of 5 volts for over voltage and asymmetry conditions and 3 volts for under voltage scenarios which ensure stable switching and prevent nuisance tripping during transient voltage fluctuations The asymmetry trip delay is fixed at 10 seconds providing a sufficient time window for system recovery before protective actions are initiatedVoltage measurement is highly precise with an accuracy of one percent or better across the entire measurement range guaranteeing dependable monitoring for critical applications The rated insulation voltage is 450 volts offering a safe margin above the maximum operating voltage for enhanced safety The output contact is configured as a single normally open 1NO contact suitable for various control circuit requirementsThe product boasts an extended electrical and mechanical life of 100000 operations each reflecting its durable construction and reliable performance over time It features an IP20 protection degree providing basic protection against solid foreign objects while being unsuitable for wet environments The device is rated for pollution degree 3 conditions meaning it can operate reliably in environments with conductive pollution or where nonconductive pollution may become conductive due to condensationApproved for installations at altitudes up to 2000 meters above sea level the device requires operating environments where relative humidity remains below 50 percent at temperatures up to 40 degrees Celsius without condensation forming these conditions ensure optimal performance and longevity of the equipment
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