THREE PHASE MULTI-FUNCTIONAL INTELLIGENT PANEL METER (5 A)The three-phase multi-function meter is designed for the electric power intelligent monitoring and electric energy metering needs of electric power system, industrial and mining enterprises, public facilities, intelligent buildings and so on, high-precision measurement of all common power parameters in three-phase grid: three-phase voltage, three-phase current, active power, reactive power, apparent power, frequency, power factor, and with 485 communication functions.Size :72 x 72 mm Panel Mount Digital Meter Display : LCD TypeParameters : Volt - Amps - Hz - PF - kW - kWH - kVAH - kVARH Current Rating : 5 ALight Weight, Dust Proof Body, Elegant Poly-Carbonate Casing & Rugged Construction provides High Resistance to UV.Warranty: 1 Year by TECHNO Long working life upto 5 years.