Product Details: Product Name: Holley DSSD536 three-phase three-wire electronic multi-function meter accuracy level: 0.5S level, 0.2S grade wiring system: three-phase three-wire voltage specifications: 3 * 100V current specifications: Transformer Access type: 0.3 (1.2) A, 1 (2) A, 1.5 (6) A, 5 (10) A, 5 (6) A straight-through: 10 (40) A, 15 (60) A, 20 (80) A main function : 1, large-screen, wide viewing angle LCD with rich status indication and prompt characters with backlight. 2, dual RS-485, adsorption or far infrared communication interface, channel independent. Configuring active and reactive energy pulse air contacts and LED energy pulse output. 3 hourly metering forward and reverse active power, reactive power four quadrants, the combination of a combination of two reactive power, combinations: Any combination of four quadrant reactive; metering forward and reverse phase active and reactive power capacitive sense . 4, hourly metering positive and negative active and reactive power maximum demand and time of occurrence. 5, maximum 8 rates, primary and secondary two hours, the clock dual backup, automatic error correction, the largest 13-month record history. 6, 6 types of data can be set to record load profile, capacity up to 2M bytes. 7, record loss of pressure, total loss of pressure, loss of flow, total loss of current, voltage passing rate, clear, clear demand programming, school, the power, overvoltage, reverse phase sequence, openings and other events. 8, two backup data storage, a self-test and error correction capabilities with the card wrong, the clock was wrong, reverse phase sequence voltage, loss of pressure, over-voltage, loss of current, battery voltage fault alarm. 9, after a power outage by buttons, handwritten wake display, far infrared meter reading. 10, with openings tamper detection. 11, optional features: IC card prepaid, logic encryption card. Prepaid-related functions: 1, power control, power control fault alarm 2, alarm 3 is insufficient surplus electricity, electricity can be configured on credit function to ensure that users of electricity in emergency situations without interruption 4, super power and super power alarm alarm limit five times, the purchase of electricity, such as record-rich event, ensure that all operations can be traced back six, rich feature card, complete the purchase of electricity, parameter settings, meter, relay testing and other functions