<p>3-phase 4-wire energy meter with high accuracy is designed for the measurement of rated frequency 50 or 60Hz single-phase AC active electricity.</p> <p>High-quality flame retardant ABS case, with good impact resistance, heat\/ cold resistance, insulativity and durability.</p> <p>With 6+2 digits backlight LCD display, the meter accurately counts and clearly displays the energy consumption.</p> <p>Adopts 35mm DIN standard guide rail installation, compact size and light weight make installation easier.</p> <p>Pure copper wiring terminal with excellent conductivity and corrosion resistance can large current during long-time performance.</p> <p>Display: LCD Display with Backlight</p> <p>Current: 3x20(80)A</p> <p>Voltage: 3x220\/380V</p> <p>Accuracy Class: 1.0</p> <p>Standard: IEC62053-21</p> <p>Frequency: 50\/ 60Hz</p> <p>Impulse Constant: 400imp\/kWh</p> <p>Power Consumption: less than equal 2W</p> <p>Starting Current: 0.004lb</p> <p>Working Temperature: -20~55</p> <p>Storage Temperature: -25~70</p> <p>Material:ABS</p> <p>colour:transparent</p> <p>Package Contents:</p> <p>1 * Energy Meter DTM024</p> <p>1 * English instructions</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>