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Category Smart Power Distribution > Electronic Meter > Electronic Watt hour meter Date
Product LD series
Question What does it mean by 120(30) on LD3410DR-120(30)?
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We sort the type of II, III, and IV with the multiple of basic current(30) and rating current(120). It means we warranty tiny error which this device has under the current range below and it is sorted by the expiration period of investment II type : (1/20 x rating current)~rating current – the exparation period of investment ; 7 years III type : (1/30 x rating current)~rating current – the exparation period of investment ; 7 years IV type : (1/60 x rating current)~rating current – the exparation period of investment ; 15 years
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Category Smart Power Distribution > Electronic Meter > Electronic Watt hour meter
Date
Product LD series
Question What does it mean by 120(30) on LD3410DR-120(30)?
We sort the type of II, III, and IV with the multiple of basic current(30) and rating current(120). It means we warranty tiny error which this device has under the current range below and it is sorted by the expiration period of investment II type : (1/20 x rating current)~rating current – the exparation period of investment ; 7 years III type : (1/30 x rating current)~rating current – the exparation period of investment ; 7 years IV type : (1/60 x rating current)~rating current – the exparation period of investment ; 15 years
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