Home > Products > Energy Management System and billing system > DDSY1946A LCD Din Rail Smart Single Phase Prepaid Electric Meter
DDSY1946A LCD Din Rail Smart Single Phase Prepaid Electric Meter
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Product Description
Product Introduction
Prepaid Billing Meter
The DDSY1946A electricity meter is designed by adopting advanced microprocessor and signal processing technology, and it possesses functions as below: whole power quantity measurement, electric energy metering, time-division charging, prepayment, demand quantity statistic, event recording, malignant load identification, fault warning, etc. In addition, it is equipped with switching value input, relay output, pulse output and RS485 communication interface. The instrument inner is provided with magnetic latching relay, with the maximum make-break capacity reaching 80A, applicable to power consumption management of commercial real estate, school and intelligent building.
Product Paramenters
Accuracy grade | Voltage and current: 0.2%; Power: 0.5%; Frequency: ±0.01Hz; Active electric energy: grade 0.5S; Reactive electric energy: Grade 2 | |||
Rated voltage | AC 230V | |||
Input current | AC 5(80)A | |||
Frequency | 50/60 Hz | |||
Wiring Mode | Single phase | |||
Scope of working voltage | 0.8Un~1.2Un | |||
Power consumption | Power consumption of voltage circuit | < 5VA | ||
Power consumption of current circuit | < 2VA | |||
Startup current | Direct access | 0.004Ib | ||
Switching Value Input | ||||
AC wet contact | ON: AC 180~270V, OFF:< AC 100V | |||
Communication Characteristics | ||||
RS485 communication interface | Modbus-RTU protocol, maximum baud rate: 9,600bps | |||
Multi-functional Output Interface | ||||
Electric energy pulse | Pulse width: 80ms±20ms | |||
Clock pulse | ||||
Tripping Control Output Interface | ||||
Contact capacity | 3A/250 VAC; 5A/30 VDC | |||
Mechanical Characteristics | ||||
Dimension (mm) | 90×90×68 | |||
IP protection | IP54 (panel)/IP20 (case) | |||
Environmental Characteristics | ||||
Working temperature | (-25～70)℃ | |||
Storage temperature | (-30～80)℃ | |||
Relative humidity | (5～95)%( no condensation) | |||
Intelligent Control System
Network Prepayment Management System
The network prepayment management system NPMS is based on smart meter technology, Internet technology, IT technology and communication technology. This system realizes online monitoring of energy consumption and property charging management with the help of terminal meters.
Company Profile
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- Jiangsu Sfere Electric Co., Ltd.
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