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| ??????????????????????? : Watt-hour Meter |
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| DDS523 Single-phase Watt-hour Meter |
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| Made with advanced technique by adopting large-scale integrated circuit and highly reliable stepping motors etc.,Type DDS523 single-phaseelectronic watt-hour meters are the newest power counting products in our country to measure single -phase AD active energy with the ratedvoltage of 220V and and the rated frequency of 50Hz.This kind of products can precisely measure active energy both in positive and negativedirections.It can add up the results in a same direction It has the function of anti-stealing electricity.In order to monitor and control active energyeasily, it adopts testing signals with light-coupled output and light diodes to indicate the used power capacity.Its technical rpoperties arecomformed to the National Standard GB/T17215-2002 Grade I and Grade II Static AD Active Meters and the IEC Standard. |
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Address: No. 1, Kaituo Road, Houjie Industrial Park, Liushi Town, Leqing, Wenzhou, Zhejiang, China
Tel: +86 - 577 - 62779888 62765710 Fax: +86 - 577 - 62779071 62786999
Copyright(c)2006-2010 ZHEJIANG LONGJING ELECTRIC CO., LTD. All Rights Reserved. 浙ICP備05004002
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