single phase prepaid power meter
The DDSY986 is used for a wide rang of applications, due to an improved dynamic range allowing a basic current of 5 Amp while retaining a maximum current of 80 Amp and extended functional features. It is a compact and keypad-based design in a BS8565 standard housing and maintains the rugged RF immunity withstand of 30V/m and IP54 rating, allowing it to be installed in harsh environments.
Main Features
20 digit (Standard Transfer Specification) STS encryption
Detection of significant reverse energy (SRE)
IEC62056/21 compliant optical & RS485 port allowing for easy data interrogation
Disconnects on overload and no credit
Prepayment and credit mode hot swap
Programmable load limit and low credit warning
Detection and record tamper event such as opening cover, reverse connection, blackout
Easy access to 12 months historical consumption data and last 5 token entered
AMR/AMI Smart Metering Function (on request)
Easy connection to User Interface Unit (UIU) for split type applications
PLC/ RF / GPRS communication with a headend AMR/AMI server
Time of Use (TOU) , multi-tariff, holiday setting.
Advanced load control and disconnection features
Technical specifications
Electrical parameters:
Voltage
Nominal voltage UnLimited voltage FrequencyNominal frequency fn tolerance CurrentBasic current(Ib) Maximum current(Imax) Starting current(Ist) Active energy constant Measurement AccuracyActive energy to IEC62053/21 Power ConsumptionPower consumption in Voltage circuit Power consumption in current circuit Temperature rangeOperation meterStorageInsulation strength
AC Insulation strengthImpulse voltage 1.2/50 μs mains connections Electro Magnetic Compatibility
Electrostatic dischargesContact dischargeAir dischargeElectromagnetic RF fields27MHz to 500MHz typical100kHz to 1GHz typicalFast transient burst testMechanical requirementsMeter shell Protection Rate Insulation System ClassificationMaximum cable sizeDimensions
Wiring Diagram
Easy Pay Multiplatform Smart Prepayment Solution
Our broad range of prepaid solutions allow for vending and purchase on various platforms.Both vendors and consumers can manage their interaction with the vending system more conveniently and efficiently.
To find more benefit of our product and solutions, please contact us for further details.