Drei-Phasen-Vier-Draht-Prepaid Static Meter (digital

Conformed Standards ·IEC 62053-21:2003: Alternating Current Static Watt-hour Meters for Active Energy (classes 1 and 2) ·GB/T 18460.3-2001: Prepaid Watt-Hour Meter ·IEC 60529: Degrees of Protection Provided by Enclosures (IP code) Specifications digital meter,meter,digital meter Accuracy Class 1.0Power ConsumptionVoltage Circuit≤2W /5VARated Voltage3×100V, 3×380V, 3×220/380VCurrent Circuit≤1VAFast Transient Burst4kVOperational Voltage0.7Un 1.2UnAC Voltage Test2kVLimited Operational Voltage0 1.3UnImpulse Voltage Test6kVReference Frequency50/60HzSurge Test4kVCurrent Specification2.5(10)A, 5(20)A, 10(40)A, 15(60)A, 20(100)AESD8kVOperational Temperature-25 55Starting Current0.004IbLimited Temperature-40 70DisplayLCD with optional backlightStorage Temperature-40 70Net Weight≈1.8kgAverage Rel. Humidity≤85%Life 10 yearsDimension249mm×170mm×76.5mm Main Features ·Advanced measuring chip and high reliable CPU, manufactured with advanced SMT process ·Bidirectional active/reactive energy measurement, energy consumption unidirectional accumulation ·Data security: HW logic encryption or smart card - embedded CoS plus dynamic 3DESencryption (optional), Embedded ESAM chip (optional), etc. ·Power switching due to overload or over current limit. ·Integrated prepaid vending system and consumption inspection feature ·Programmable overdrawn credit ·Remaining credit alarm by LCD and buzzer (optional) ·LCD with backlight ·Communication mode: RS485,IR(optional) ·Opto-isolated energy pulse output for accuracy verification ·For further details, please refer to User Manual