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Emerson Copeland EV2 Series - User Manual

Emerson Copeland EV2 Series
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© 2018 Emerson Climate Technologies, Inc.
1
TABLE OF CONTENTS
Safety
Safety Instructions ................................................... 2
Safety Icon Explanation ........................................... 2
Instructions Pertaining to Risk of
Electrical Shock, Fire, or Injury to Persons ............. 3
Safety Statements ................................................... 4
Introduction
Product Description ................................................. 5
Theory of Drive Operation ....................................... 5
Agency Recognition ................................................. 5
Nomenclature .......................................................... 5
Installation
Drive Handling ......................................................... 5
Mounting .................................................................. 5
Drive Dimensions..................................................... 5
Wiring Diagram ........................................................ 5
Operation & Function
............................................... 5
Hi-pot Procedure / Set-up ...................................... 5
Temperature & Humidity ......................................... 6
Pre-operation Checks ............................................. 6
Power On/Off ......................................................... 6
Communication Setting ......................................... 6
Input Voltage and Input Current ............................. 6
Dynamic DC Bus Voltage Control by Buck ............ 6
Speed Control ......................................................... 6
Start-up ................................................................... 6
Shutdown ................................................................ 6
Fault Clearing ......................................................... 6
Lockout Faults ........................................................ 6
Stator Heat Control ................................................ 6
Status Indication ..................................................... 7
4 States of RGB LED (DS1-LED) ....................... 7
Rolling LED ......................................................... 7
Power Interrupt ....................................................... 7
Drive Configuration ................................................ 7
High Pressure Cut Out ........................................... 7
Drive Cooling .......................................................... 7
Drive Over Temperature Protection ....................... 7
Air Cooled Heat Exchanger ................................... 8
Cold Plate Heat Exchanger .................................... 8
Foldback ................................................................. 8
Troubleshooting ..................................................... 8
EMC Guidelines ..................................................... 8
Figures
Drive Assembly 3D
Wiring Diagram ....................... 9
Drive Assembly 2D Wiring Diagram ..................... 10
Tables
Communication Connector Pin Definition ............ 11
Sensor Connector Pin Definition .......................... 11
Addendum
AE8-1429 R1
January 2018
EV2 Three Phase Series Variable Speed Drives
517-625V, 8.0 kW
These commodities, technology or software, are subject to the U.S. Export Administration Regulations (EAR).
Diversion contrary to U.S. law is prohibited. ECCN: EAR99

Questions and Answers

  • E
    Elizabeth GilbertSep 9, 2025
    What does Torque Limit Fold Back Timeout mean on my Emerson Controller?
    • D
      Danielle RodriguezSep 9, 2025
      A Torque Limit Fold Back Timeout on your Emerson Controller relates to the compressor torque foldback protection value (for 30 seconds). Check if the compressor is operating outside the specified speed range.
  • D
    dianafritzAug 23, 2025
    What to do if Emerson Copeland EV2 Controller displays Power Module Over Temp?
    • P
      Patrick Cook PhDAug 23, 2025
      If your Emerson Controller is showing a 'Power Module Over Temp' error, ensure there is proper airflow over the drive's heat-sink and remove any obstructions. Check that the compressor is operating within specified limits and verify the mounting screws on the drive are tight. If the problem persists, the drive may need to be replaced.
  • L
    Lori TylerAug 25, 2025
    What to do if Emerson Copeland EV2 displays IGBT Over Temp?
    • B
      Beth SimonAug 25, 2025
      If your Emerson Controller shows an 'IGBT Over Temp' error, verify proper airflow over the heat-sink of the drive and remove any obstructions. Also, check that the compressor is operating within specified limits and ensure the mounting screws on the drive are tight. Replacing the drive may be necessary if the issue continues.
  • G
    Garrett HallAug 26, 2025
    How to fix AC Input Over Current on my Emerson Copeland EV2 Controller?
    • P
      Patricia BellAug 27, 2025
      An AC Input Over Current error on your Emerson Controller can occur if the line voltage is too low or noisy. Check the line voltage for both issues. Also, ensure the compressor is operating within specified limits. If the problem persists, it may indicate a drive component issue, and the drive might need replacement.
  • X
    xcookAug 27, 2025
    What to do if Emerson Copeland EV2 displays Power Module Temp High?
    • S
      Stephanie JamesAug 28, 2025
      If your Emerson Controller indicates 'Power Module Temp High', make sure there's sufficient airflow over the drive's heat-sink and clear any obstructions. Verify the compressor operates within specified limits and check that the drive's mounting screws are tightened. If the issue remains, consider replacing the drive.
  • V
    vferrellAug 29, 2025
    What to do if Emerson Controller displays IGBT Temp High?
    • B
      Brian WagnerAug 29, 2025
      If your Emerson Controller displays 'IGBT Temp High', ensure proper airflow over the drive's heat-sink and remove any obstructions. Verify that the compressor is operating within specified limits and check the mounting screws on the drive to ensure they are tight. If the problem continues, replacing the drive might be necessary.
  • N
    nicholasnobleSep 18, 2025
    What causes Motor Over Speed on my Emerson Copeland EV2?
    • W
      williamselizabethSep 18, 2025
      A Motor Over Speed error on your Emerson Controller can occur if the compressor is operating outside specified limits or if the cables are shorted. You can also try to shutdown and restart the drive.
  • M
    Mark RochaSep 18, 2025
    What to do if Emerson Copeland EV2 displays Board Temp High?
    • J
      Jordan GonzalezSep 22, 2025
      If your Emerson Controller indicates 'Board Temp High', ensure proper airflow over the heat-sink of the drive, and remove any obstructions. If the problem persists, replacing the drive might be necessary.
  • C
    Corey PaceSep 7, 2025
    What does DC Bus Voltage Low mean on Emerson Copeland EV2 Controller?
    • Q
      qkingSep 7, 2025
      If the Emerson Controller displays 'DC Bus Voltage Low', verify that the AC power supply is providing the correct voltage according to the drive model, as the DC Bus Voltage might be below 380V. Check the compressor load to ensure it is within acceptable limits and restart the drive. If the problem persists, consider replacing the drive.
  • S
    Shane ReidSep 4, 2025
    What causes Lost Rotor Position on Emerson Copeland EV2 Controller?
    • K
      Kristina DonaldsonSep 4, 2025
      A Lost Rotor Position error on your Emerson Controller could be due to several factors. Begin by checking the U/V/W connections on both the drive and compressor sides. Inspect the compressor motor windings. Also, verify the system charge levels; if they are too high, this problem can occur.

Emerson Copeland EV2 Series Specifications

General IconGeneral
BrandEmerson
ModelCopeland EV2 Series
CategoryController
LanguageEnglish

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