Product
Provide users with high-quality products and services
Core values
Diligence and excellence, sincerity and goodness
DTSU1900d
Three-Phase Energy Meter

80A Current Input

TOU Energy 8 Tariffs

Terminal temperature measurement

Built-In Model for Load Carbon Equivalent Calculation

Product Features
Measurement Accuracy
Parameter Accuracy Resolution Range
Frequency 0.01 Hz 0.01 Hz 45 Hz~65Hz
Voltage 0.2% 0.1V 90V~277V
Current 0.2% 0.001A 0.08~80 A
Active Power 0.5% 0.001kW  
Reactive Power 0.5% 0.001kvar  
Apparent Power 0.5% 0.001kVA  
Power Factor 0.5% 0.001  -1.000~1.000
Active Energy 0.5S 0.0001 kWh 0~420000000.0000 kWh
Reactive Energy 0.5S 0.0001 kWh 0~420000000.0000 kWh
Apparent Energy 0.5S 0.0001 kWh 0~420000000.0000 kWh
Harmonic 1% 0.01% 0%~600%
Unbalance 2% 0.1% 0%~100%
Temperature ±2℃ 1℃ -25℃~150℃
Features

Metering

Fast and Accurate Data Acquisition

Real-Time Measurement of Voltage, Current, Power, and

Other Electrical Parameters

Four-Quadrant Power Display

Terminal temperature measurement

Energy (C Class (0.5S), 8 Tariffs)

High-Precision Bi-Directional Energy Metering

Monthly Energy Record

Demand Calculation

Demand

Current Demand, Power Demand and Peak Demand

Power Quality

Voltage Unbalance, Current Unbalance

THD and Individual Harmonics to 31st

Mass Storage

Select Energy Parameters as Monitoring Targets with

Scheduled Meter Storage

Structured Datasets Enabling AI-Powered Predictive

Analytics

Carbon Equivalent

Built-In Model for Load Carbon Equivalent Calculation

Real-Time Adjustable Carbon Equivalent Factors

Communication

RS485 Port, Modbus RTU Protocol

Bluetooth-Enabled Remote Commissioning

 

Application Area
Data Download