Product DUAL SOURCE ENERGY METER

Model No. EM 9024

Dual Source Energy Meter

EM 9024 is a new approach in the Field of EB/DG Energy Measurement. Separate Energy and Run hour measurement is made for both EB/DG. RS - 485 Communication is provided for monitoring of data's through MODBUS RTU Protocol. 

Features & Benefits
  • True RMS measurement
  • 3 or 2 Element measurement
  • Confirms IS14697 for Accuracy Class
  • 1
  • Programmable PT/CT Primary
  • Direct reading without multiplication factor
  • Low PT, CT burden. (Less than 0.2 VA)
  • Energy storage in EERAM
  • Auto scaling from Kilo to Mega
  • Reverse indication for proper connection
  • Measures 4 quadrant power and records import energy
  • Digital Calibration by software
  • Quick & easy to install
  • Replace 2 Nos. energy meter in the panel
  • Only one potential free contact is required to differentiate
  • EB/DG
  • Displays kW, kWh & Run hour
  • Separate kWh and Run hour registers are provided for EB/DG
  • EB/DG selection displayed by LED
  • kWh range 9999999.9 kWh(LT), 99999999kWh(HT)
  • Run hour range 9999.59 hours
Optional Features
  • Accuracy class 0.5
  • Optically isolated RS485 Communication output with MODBUS RTU protocol
  • Separate energy register for export energy recording
Measurement
  • 3 Phase 4 wire for LT
  • 3 Phase 3 wire for HT
  • Accuracy Class 0.5, 1
Communication
  • Type RS485
  • Protocol MODBUS - RTU
  • Isolation Provided
  • Traffic Status Indicated through TXD, RXD LED
  • OUTPUT Calibration LED Output 3200 Imp/kWh
Approvals
  • Type test Approved as per IS14697 Standards for Class 1, Class 0.5
    Confirms EMI, EMC Regulations as per IS14697 standards

ISO 9001:2008 Certified

Technical Specification

Model Number EM 9024
Voltage Range  80V to 520V AC line to line for LT & 25V to 140V AC line to line for HT 
Standard Current 1A / 5A 
Max. Current  1.5A / 7.5A
Frequency Range 40.00 to 60.00 Hz 
PF Range  0.00 Lag to 0.00 Lead 
Auxiliary Supply 240V AC (-20% to +10%)
Operating Temperature  55° C (Max)
Parameters Shown 1) Total kW
2) R, Y, B kW
3) kWh
4) Run Hour

Display

Type  2 Row 16 Character LCD with Backlit 
Character Size 4.35 (H) x 2.95 (W) mm 
LCD Power Save  Provided. When no key is pressed for Mode 3 minutes, the LCD Backlit is switched OFF to save power and enhance the life of LCD. The LCD is switched ON when any key is pressed

Key Functions

Key Pad 4 Keys namely Index, Shift, Increment and Enter used for Program mode setting and Run mode selection
Program mode  PT Primary Voltage, CT Primary Parameters Current, Device address, Energy and Run hour Reset
Unauthorised Person Entry Protection Setting Energy and Run hour Storage Provided through Password Facility EERAM 

 Case And Dimension

Enclosure ABS Plastic
Dimension 96(H) x 96(W) x 120(D)  mm
Cutout 88(H) x 88(W) mm
Mounting Flush / Panel 

 

Wiring Diagram

                     

 

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