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three phase four wires prepaid electricity meter IC card type
three phase four wires prepaid electricity meter IC card type

Smart Card prepay energy meter High voltage and Low voltage protection low credit alarm 100A direct connection

General Description:

SDM-530Y is three phase four wires reloadable prepaid energy meter. The SDM530Y prepay energy meter is the most advanced type electronic kWh meter available at the market.

SDM-530Y series three-phase electronic pre-payment watt-hour meter is a watt-hour meter of new generation which is featured with high precision, high reliability, high over loading, long service period, low power consumption, light weight, easy management etc. It is high-tech product adopting large-scaled integrated circuit technology and advanced microcomputer and IC card technology. This product can be installed in the watt-meter box indoor and outdoor, and is suitable for the environment where the temperature is -25°C~55°C and the relative humidity is not more than 85%.

This product meets IEC62053-21 and GB/T17215-2002 alternating current static watt-hour meters for active energy (classes 1 and 2) and GB/T18460.3-2001 Pre-payment vending system using integrated circuit(s) cards with contacts.

Performance criteria:

 

Operating humidity                         ≤ 85%

Storage humidity                           ≤ 95%

Operating temperature                   -20°C - +50°C

Storage temperature                     -30°C - +70°C

International standard                       IEC 62053-21

Accuracy class                              1

Protection against penetration        

of dust and water                     IP51

Insulating encased meter of

protective class                       Ⅱ

 

 

Meter specifications:

 Meter type                             DTSY1286 (LCD display)

Nominal voltage    (Un)                  230/400V AC

Operational voltage                        0.7~1.3Un (161/279-300/520V AC)

Insulation capabilities: 

- AC voltage withstand                    2KV for 1 minute    

- Impulse voltage withstand           6kV – 1.2µS waveform

Basic current (Ib)                           20A 

Maximum rated current (Imax)        100A     

Operational current range                 0.4% Ib- Imax        

Over current withstand                     30Imax for 0.01s          

Operational frequency range             50~60Hz ±10%           

Internal power consumption              ≤2W / 10VA per phase       

Test output flash rate (RED LED)          1600imp/kWh

Pulse output rate (pins 5 & 6)         400imp/kWh

Consumption indicator (RED LED)     Flashing at load running

 

Basic errors:

 

0.05Ib                     Cosφ = 1                 ±1.5%

0.1Ib                      Cosφ = 0.5L              ±1.5%

                               Cosφ = 0.8C              ±1.5%

0.1Ib - Imax            Cosφ = 1                    ±1.0%

0.2Ib - Imax            Cosφ = 0.5L              ±1.0%

     Cosφ = 0.8C              ±1.0%

 

         With single phase load

0.1Ib - Imax            Cosφ = 1                    ±2.0%

0.2Ib - Imax            Cosφ = 0.5L              ±2.0%

 

 

IC card system:

 

 

Application: School:

2. Apartment building:

 

 

 

three phase four wires prepaid electricity meter IC card type

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