Electric Meter Saiman Dala Sa4-E720 T1 10-100 A 3*220/380 V Parameters Three-Phase Single Tariff Dala Sar4-E721 T1 3X220/380V 10(100)A Code Lm Accuracy Class For Active Energy Measurements Accuracy Class For Reactive Energy Measurements 1.0 2.0 Rated Voltage, V Limit Operating Voltage Range, V 3X220/380 176-253 Rated (Maximum) Current, A 10 (100) Network Frequency, Hz 50 ±2% Sensitivity Threshold, A, No More 0.04 Active And Apparent Power Consumed By The Voltage Circuit At Rated Voltage Values Not Exceeding W And V.A, Respectively 2.0 (10) Total Power Consumption In The Current Circuit At Rated Current And Rated Frequency No More Than, V.A 4.0 The Meter Has A Telemetric Output With Gear Ratio, Imp/Kwh 800 Clock Error, No More Than, Sec/Day ±2 When The Mains Power Is Turned Off, The Clock Operates From A Backup Power Source. Resource Of Backup Power Supply, Years 10 Number Of Tariff Zones 1 Price Of The Least Significant Digit Of The Display, Kw.H 0.01 Counting Mechanism – Lcd With Reading Capacity, Kw.H 999999.99 Housing Protection Degree Ip 51 Overall Dimensions, Mm, No More 243*175*67 Installation Dimensions, Mm, No More 194*150 Weight, Kg, No More 1.22 Average Time To Failure, H, Not Less 70500 Calibration Interval, Years 8 Service Life, Years 24 Warranty Period, Years 3 Load Control Relay - Plc Modem - Memory - Rs-485 Interface - Infrared Irda Port - Operating Temperature Range, °C -40…+60°С Gost 31818
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