Application

Multi-functional monitor and control meter isa high performance intelligent instrument, withsuch functions of measuring power parametersand harmonic waves at real time, measuringpositive and negative active/reactive energymeasuring energy at separate time zone, readingenergy at fixed time zone, analyzing electric quality,displaying wave at real time, recording eventsdemands and etc. also it provides various inputand outputinterfaces for monitoring and controlon site,and integrated with RS-485 portcooperated with different intelligent distributionsystem and administration system, share theparameters and data of system.This meter hasvery high performance and price index, completelyreplace power transmitter, measuring instrumentsenergy meters and associated parts, widely usedin energy administration system, power monitoringsystem, mineral enterprises, public facilitiessmart buildings, switchgears and etc intelligentpower system.

Code and implication 

conforming to standards

1. GB/T 22264.1-2008: Mounted digital display electric measuring instruments-Part1: Definitions and generalrequirements

2. GB/T 22264.7-2008: Mounted digital display electric measuring instruments-Part 7: Special requirements formulti-funcational meters

3. GB/T 22264.8-2008: Mounted digital display electric measuring instruments-Part8: Recommended test methods

4. GB/T 17215.322-2008: AC electric measurement devices Special requirements Part 22: Static active energymeter (class 0.2S and 0.5S)

5. GB/T 17215.323-2008: AC electric measurement devices Special requirements Part 23: Static reactive energymeter (Class 2 and 3)

6. Multi-functional energy meter

7.Detector for electric fire protection

8.Code for Fire Protection Design of Tall Civil Buildings

9.Code for Low voltage distribution design

10.Code for living building design

11.Installation and operation of residual current tripping protective device

12.Code of Design on Building Fire Prevention

Technical index

Accuracy of measurement

Voltage level 0.5

Current level 0.5

Active power 0.5

Reactive power level 0.5

Frequency ±0.02Hz

Active electric energy class 0.5S or class 0.2S

Reactive energy grade 1 or grade 2

Power factor 0.5

Auxiliary power supply

Working range : AC/DC 80V~270V

Power consumption : <4VA

Function module

Communication interface 1 way RS-485 communication, Modbus-RTU protocol baud r ate:1200~9600bps, the

default 2400bps

Switch input: support 4 stem node input

Switch output: support 3 relay output, capacity: AC 250V/5A, DC 30V/5A

Transmission output: support 3 analog output: 0/4~20mAor 0~5/10V

Electirc energy pulse output support 2 electric energy pulse output

Constant: 8000imp/KWh(kvarh)

Environment

Working temperature: -10℃~+55℃

Sorage temperature: -25℃~+70℃

Relative humidity is less than 93%, no corrosive gas

Altitude: 2500m

Signal input

Connection mode : Three phase four line, three phase three line 

Rated voltage :AC 57.7V,AC 100V,AC 220V,AC 380V

Rated current :AC 1A, AC 5A

Overload 

voltage:1.2 times(Continued), 2 times/second (instantaneous)

current:1.2 times(Continued), 10 times/5 second (instantaneous) 

Power consumption voltage:<1VA/, current:<0.4VA/phase

Impedance voltage:>300 KΩ, current:<20mΩ

Frequency :45~65Hz

Safety

Insulation resistance>100MΩ

AC withstand voltage AC 2KV

Electromagnetic compatibility

ESD : Class 4

Electrical fast transient burst : Class 4

Surge(impact): Class 4

Performance Characteristics

High precision measurement of three-phase voltage, active power, reactive power, apparent power, power factor, frequency of electric parameters 

Forward and reverse active /reactive energy measurement Division of electric energy metering, time-sharing/

power timing meter reading 

Measurement of three-phase voltage, three-phase current total harmonic distortion (THD), 2-31 odd harmonic component 

To provide a nixie tube or liquid crystal display, local data query 

Menu button intuitive, simple operation

Current, voltage gain Programmable 

Provide multiple circuit leakage current monitoring 

Provide multiple loop control nodes, can be used for the alarm, trip control 

Support for fire control, remote cut off the fault circuit 

Support for RS-485 communication, Modbus -RTU protocol 

Support for switching input, output, analog quantity transmitting output 

Convenient installation, wiring is simple, small engineering quantity 

Awide range ofAC/DC power supply:AC/DC80V-270V

To be completed by SCADA, PLC in a variety of communications software networking. 

Outline dimensions