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Single Phase Smart Prepayment Keypad Meter

Type:
DDSY283SR-SP16

Overview:
DDSY283SR-SP16 single phase smart prepayment keyboard meter integrates the functions of smart meter and prepayment meter. It realizes the function of “pay first, then use electricity”. This function is the most effective measure to reduce bad debts of power companies. The meter is equipped with a keyboard for token input and supports multiple communication methods such as PLC/RF/GPRS. The meter supports remote firmware upgrades and rate distribution, which is convenient for power company operation and maintenance. It is an ideal residential and commercial product.



Product Detail

Product Tags

Highlight

MODULAR-DESIGN
MODULAR DESIGN
MODULAR DESIGN
MODULAR DESIGN
MULTIPLE COMMUNICATION
MULTIPLE COMMUNICATION
ANTI-TAMPER
ANTI TAMPER
REMOTEUPGRADE
REMOTEUPGRADE
TIME OF USE
TIME OF USE
RELAY
RELAY
3x4-KEYBOARD
3x4 KEYBOARD
HIGH PROTECTION DEGREE
HIGH PROTECTION DEGREE

Specifications

Item

Parameter

Basic ParameterActive accuracy:Class 1.0 (IEC 62053-21)
Reactive accuracy:Class 2.0 (IEC 62053-23)
Rated voltage:220/230/240V
Specified operation range:0.5Un~1.2Un
Rated current:5(60)/5(80)/10(80)/10(100)A
Starting current:0.004Ib
Frequency:50/60Hz
Pulse constant:1000imp/kWh 1000imp/kVarh (configurable)
Current circuit power consumption≤0.3VA(Without module)
Voltage circuit power consumption<1.5W/3VA(Without module)
Operating temperature range:-40°C ~ +80°C
Storage temperature range:-40°C ~ +85°C
Type TestingIEC 62052-11  IEC 62053-21  IEC 62053-23  IEC 62055-31
CommunicationOptical port

RS485/M-Bus/RS232

GPRS/3G/4G/NB-IoT

PLC/G3-PLC/HPLC/RF/PLC+RF/Ethernet interface/Bluetooth

IEC 62056/DLMS COSEM
MeasurementTwo elements
Energy:kWh,kVarh,kVAh
Instantaneous:Voltage,current,Active power,Reactive power,Apparent Power, Power factor,Voltage and current angle,Frequency
Drop neutral line Measure (optional)
Tariff Management8 tariff,10 daily time spans,12 day schedules,12 week schedules,12 seasons schedules,100 holidays (configurable)
LED&LCD Display

 

LED indicator:Active pulse,Tamper alarm,Remaining credit
LCD energy display:6+2/7+1/5+3/8+0 (configurable),default 7+1.

Display mode:Button display,Automatic display,Power-down display

,Test mode display

RTCClock accuracy:≤0.5s/day (in 23°C)
Daylight saving time:Configurable or automatic switching
Battery can be replaced

Expected life at least 15 years

EventStandard Event,Tamper Event,Power Event,etc.

Event date and time

At least 100 event records list (Customizable event list)

StorageNVM,at least 15 years
SecurityDLMS suite 0/LLS
Prepayment Function

STS standard

Prepayment mode:Electricity/Currency

Recharge:CIU Keypad (3*4)/ Meter integrated keypad(3*4)/Remote

Recharge with 20-digit STS token

Credit warning:It supports three levels of credit warning.

The levels threshold is configurable.

Emergency credit:the consumer is able to obtain a limited amount of credit as a short-term loan.It is configurable.
Friendly mode:Used in the circumstances where is inconvenient to obtain needed credit.Mode is configurable.

For example,at night or in the case of a frail elderly consumer

MechanicalInstallation:BS Standard/DIN Standard
Enclosure protection:IP54
Support installation of seals
Meter Case:Polycarbonate
Dimensions (L*W*H):220mm*125mm*75.5mm
Weight:Approx. 1.0kg
 

Connection wiring Cross-sectional area:2.5-50mm²

 Connection type:LNNL/LLNN

 


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