Three Phase Counter Meter:- Three phase counter based meter is a low cost yet very accurate
energy metering device. This device can measure energy usage in very harsh electrical environment.
Meter can accurate energy metering even under severe tampering conditions viz. single phasing,
Neutral missing, phase sequence reversal.
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Key Features:- Â
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 240V+20% to -50% wide working voltage range for Indian environment
 Three phase, 4 wire network.
 5A, 10A Basic current
 20A, 40A, 60A maximum current
 Class 1 accuracy as per IS:13779-99
 Digital signal processing for better accuracy in tropical climate.