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Technology of Electrical Automatic

APM-4MJ Advanced Power Meter

APM-4MJ Advanced Power Meter

APM-4MJ advanced power meter is a din-rail multifunctional power meter that can measure and monitor advanced electrical parameters. Whether power quality monitoring or Max demand measuring, it is an ideal industrial multifunction metering solution.

  • Measurement: power monitoring, kWh metering, power quality analysis, True-RMS Measuring Parameter, etc.
  • Multi-Communication: Support different industrial standard protocols such as RS485 Modbus,  etc.
  • Multi-option Current Inputs: 1A or 5A CT input option.
  • Power Meter Security: Comply with CATIII-300V, withstand voltage 4KV

APM-4MJ advanced power meter is a din-rail multifunctional power meter that can measure and monitor advanced electrical parameters. Whether power quality monitoring or Max demand measuring, it is an ideal industrial multifunction metering solution.

  • Measurement: power monitoring, kWh metering, power quality analysis, True-RMS Measuring Parameter, etc.
  • Multi-Communication: Support different industrial standard protocols such as RS485 Modbus,  etc.
  • Multi-option Current Inputs: 1A or 5A CT input option.
  • Power Meter Security: Comply with CATIII-300V, withstand voltage 4KV

APM-4MJ Advanced power meter features

Power Quality Monitoring
The APM-4MJ Advanced DIN Rail Multifunction Energy Meter is designed to monitor power quality issues such as harmonic distortion, current/voltage deviation, unbalance, frequency fluctuation, and other potential electrical anomalies. It supports harmonic analysis up to the 63rd times. Key features include multi-tariff (TOU) management, real-time RTC clock, maximum demand monitoring, SOE (Sequence of Events) recording, individual harmonic measurement with specific order identification, total harmonic distortion (THD) monitoring, phase-wise (A, B, C) energy metering, as well as current/voltage deviation and unbalance monitoring.
Power Quality Monitoring of APM-4MJ multifunction advanced power meter
max demand in energy meter
Max Demand Measurement & Record
The APM-4MJ advanced electricity meter supports current and power max demand measurement. The max demand measurement is common for industrial use to help you manage electricity consumption, reduce costs, and improve efficiency.
Compatible for Any Electrical System
The APM-4MJ advanced power meter has standard RS485 interface, which makes this multifunction power meter support multi-protocol. Besides, the different energy meter wiring is supported so it is compatible with 1 phase 2 wire, 2 phase 3 wire, 3 phase 3 wire, and 3 phase 4 wire systems.
APM-4MJ multifunctional advanced power meter for any electric system
industrial accuracy of APM-4MJ Advanced multifunction energy meter
Industrial High Accuracy
The APM-4MJ multifunction advanced power meter monitors all essential measurement parameters with class 0.2. It is an ideal multifunction metering solution for industrial energy metering projects, such as HV & LV Switchgear Panels, Plant automation and monitoring systems, Motor Control Center (MCC) Panels, Power Control Center (PCC) Panels, Process Control, Industrial Control Panels, industrial automation, power quality monitoring, etc, and offer precise, reliable data in these applications

Specification

-. Working Power

AC/DC 85-265V, (DC 48V or AC 380V customized) 45-65Hz

Consumption ≤4VA

 

-. Reference Standard  

Basic Electricity IEC 61557-12:2018
Active energy IEC 62053-21:2020
Reactive energy IEC 62053-24:2020

 

-. Input  

Voltage AC100V, 220V, 380V
Current AC1A/5A (please specify when ordering)
Frequency 40~65Hz
Current overload Measurement: 1.2 times Instantaneous: 10 times/1s
Voltage overload Measurement: 1.2 times Instantaneous: 2 times/10s

 

-. Output

Digital interface RS-485, MODBUS-RTU or DLT645-2007
Pulse output 1 Channel

-. Load  

Voltage: <0.1VA / phase (rated 220V)

Current: <0.4VA / phase (rated 5A)

 

-. Accuracy

Parameter Accuracy A phase B phase C phase All
Voltage

Current

Active Power

Reactive Power

Apparent Power

Power Factor

Active Energy

Reactive Energy

Frequency

0.2

0.2

0.5s

1

0.5s

0.5s

0.5

1.0

0.02

V1

A1

W1

var1

VA1

PF1

 

 

V2

A2

W2

var2

VA2

PF2

 

 

V3

A3

W3

var3

VA3

PF3

 

 

 

 

W

var

VA

PF

Wh

varh

Hz

 

-. Environment

Working temperature: -10°C ~ +55°C; RH 20% ~ 95% (Non-condensation)

Storage temperature: -30°C ~ +70°C; RH 20% ~ 95% (Non-condensation)  

 

-. Safety

4kV AC RMS 1 minute, between input / output / case / power supply Input, output and power supply to the chassis ≥100MΩ

Application

The APM-4MJ is widely used in different industries such as various power plants, Power Distribution industries, Cement Industries, Chemical Industries, Panel Builders, Industrial automation, etc. As for specific application systems, it is used for Renewable energy systems, Medium and low voltage systems, energy management systems (EMS), Building management and monitoring systems (BMS), and Plant automation and monitoring systems (SCADA / DAS).

As for specific function applications, it is used as follows:

  1. Metering for Transformers, generators, capacitors, and electric motors distributed feeders.
  2. Analysis of energy quality
  3. Measuring & recording Max Demand
  4. Multi-tariff billing method
  5. SOE event record

Dimension

front dimension of APM-4MJ multifunction advanced power meter
dimension of APM-4MJ multifunctional advanced power meter

Typical wiring

Selectable Models

APM Selection Table

 

APM function definition

Download

Catalogue of  APM Series multi-Function digital Panel Meter

APM-4MJ-User Manual-V1.13