Emerson EV1000-2S0004G

Questions and Answers

S
Scott SmithAug 20, 2025
What to do if my Emerson Inverter shows drive overload?
- D
  Denise SmithAug 20, 2025
  If your Emerson Inverter is showing a drive overload, there are several possible causes. It could be due to a too short Acc time, which means you should prolong the Acc time. Another reason may be too large DC braking energy, so you should reduce DC braking current and prolong braking time. Also, check for an improper V/F curve and adjust the V/F curve or torque boost value. If the drive is re-started with a rotating motor, start when the motor stops. Check the AC supply voltage if it is low. Finally, the load may be too heavy, so you may need to select a drive with larger power.
M
Mr. John JonesAug 22, 2025
What to do if my Emerson Inverter shows motor overload?
- Y
  Yvonne LynnAug 22, 2025
  If your Emerson Inverter indicates a motor overload, consider these potential causes. An improper V/F curve may be the issue, so set the V/F curve and torque boost value correctly. A low AC supply voltage could also be the cause, so check the AC supply voltage. If you are using a common motor operating at low speed with a large load for a long time, select a special motor for such operating condition. Also, verify the motor overload protection factor setting and correct it if it is incorrect. Finally, check the load in case the motor is blocked or the load changed suddenly.
W
woodardjacobAug 25, 2025
What to do if Emerson Inverter shows over-current in constant speed operation?
- X
  xgonzalezAug 25, 2025
  If your Emerson Inverter shows an over-current in constant speed operation, it could be due to a sudden change of load, so reduce the change of the load. Another cause may be a too short Acc/Dec time, in which case you should prolong Acc/Dec time. You should also check the load for any abnormalities. Additionally, check the AC supply voltage if it is low. Finally, the drive’s power may be too low, so select a drive with larger capacity.
M
Matthew LesterAug 26, 2025
What to do if my Emerson EV1000-2S0004G has over voltage in constant-speed operating process?
- T
  Travis RoyAug 27, 2025
  If your Emerson Inverter reports over voltage during constant-speed operation, check the AC supply voltage for any abnormalities. Also, check if the Acc/Dec time is too short and prolong the Acc/Dec time if needed. If there is an abnormal change of input voltage, install an input reactor. If the load inertia is too high, use a suitable dynamic braking device.
D
Dawn SmithAug 28, 2025
What to do if Emerson Inverter shows over-current in Acc process?
- M
  michaelpopeAug 28, 2025
  If your Emerson Inverter displays an over-current in Acc process, it could be due to a too short Acc time, so prolong the Acc time. Also, the V/F curve may not be suitable, so check and adjust V/F curve, adjust torque boost or set the motor parameters correctly to ensure the normal auto torque boost works well. If the rotating motor re-starts after the drive stops instantly, start when the motor stops. Check the drive’s input AC supply if the AC supply voltage is low. Finally, the drive power may be too small, so select a higher power drive.
D
David Wilkins DDSAug 30, 2025
Why Emerson EV1000-2S0004G shows over voltage in Dec process?
- C
  cindyhansenAug 30, 2025
  If your Emerson Inverter displays over voltage in Dec process, it might be because the Dec time is too short (with reference to generated energy), so prolong the Dec time. It could also be due to a negative-torque load or the load inertia being too high, in which case you should use a suitable dynamic braking device.
L
Lauren KeithAug 31, 2025
What to do if my Emerson Inverter shows over-current in Dec process?
- J
  Jaime HowardSep 1, 2025
  If your Emerson Inverter is showing an over-current in Dec process, it could be due to a too short Dec time, so prolong the Dec time. It may also be caused by a negative-torque load or the load inertia being too high, so connect a suitable braking device. Another possibility is that the drive’s power is too low, so select the drive with larger capacity.
J
Judith Byrd DDSSep 2, 2025
What to do if my Emerson EV1000-2S0004G shows over voltage in Acc process?
- J
  janet29Sep 2, 2025
  If your Emerson Inverter displays over voltage in Acc process, check the AC supply voltage for any abnormalities. Also, the Acc/Dec time might be too short, so prolong the Acc time. If the drive is re-started with a rotating motor, start when the motor stops.
M
Megan JonesSep 4, 2025
What to do if Emerson Inverter displays rectifier’s heatsink overheat?
- C
  Christina TorresSep 4, 2025
  If your Emerson Inverter displays that the rectifier’s heatsink is overheating, it could be due to ambient over-temperature, so lower the ambient temperature. It may also be caused by an obstruction of the ventilation channel, so clear the ventilation channel. If the fan is not working, replace the fan. If it is inverter fault seek service.
B
Billy RamirezSep 6, 2025
What to do if Emerson EV1000-2S0004G Inverter experiences emergency stop or external equipment fails?
- J
  jose19Sep 6, 2025
  If your Emerson Inverter experiences an emergency stop or external equipment fails, check the present operating mode if you pressed the STOP key when operating at non-keypad mode. If you pressed STOP when the drive is in stall status, set the operating parameters correctly. Note that the drive will report E015 fault if it is in stall status for 1 minute, so set the operating parameters correctly. If the terminal used for stopping the drive in an emergency is closed, disconnect the terminal if the external fault is cleared.

Summary

Preface

Unpacking and Inspection

Instructions for checking the drive after unpacking for damage or discrepancies.

Chapter 1 Safety Information

Danger and Warning Definitions

Defines the meanings of danger and warning symbols used in the manual.

Notes for Installations

Provides essential safety precautions and guidelines for installing the drive.

Notes for Using the Drive

Covers important usage precautions related to motor, load, and drive functions.

Disposing Unwanted Drive

Guidelines for safely disposing of the drive as industrial waste.

Chapter 2 Specifications and Optional Parts

Specifications

Presents detailed electrical and functional specifications of the EV1000 drive.

Product Series Introduction

Details the EV1000 drive models, ordering information, and dimensions.

Optional Parts

Lists and describes optional accessories like braking resistors and communication adapters.

Chapter 3 Installation and Wiring

Installation

Guidance on mounting the drive vertically indoors with proper ventilation and environmental considerations.

Installation Methods Compliant With EMC Requirements

Details installation methods to meet EMC requirements, including cabinet setup and filters.

Noise Suppression

Methods for suppressing electrical noise generated by the drive to avoid disturbing other equipment.

Using Surge Suppressor

Recommends using surge suppressors for devices that may generate noise.

Leakage current

Explains leakage current and methods to suppress it, affecting breaker activation.

Applications of Power Filter

Discusses the use of power filters for equipment sensitive to or generating EMI.

AC Line Reactor Applications

Explains the application of AC line reactors for power network distortion and power factor.

Wiring

Provides essential safety precautions and guidelines for wiring the drive.

Overview

Introduces the power and control circuit wiring, identifying terminal locations.

Power Terminals

Details the power terminal layouts and definitions for various EV1000 models.

Control Circuit Wiring

Explains control terminal functions and jumper settings for signal configuration.

Onsite Wiring Requirements

Guidelines for routing cables to avoid EMI disturbance and ensure proper installation.

Earthing

Details proper earthing methods to reduce resistance and avoid noise interference.

Chapter 4 Operation Procedures

Definitions of Terms

Defines key terms related to drive control, running, and status for better understanding.

The Drive’s Control Modes

Explains the different methods for controlling the drive's operations (keypad, terminal, host).

Frequency Setting Methods

Lists the seven methods available for setting the drive's output frequency.

Operation Guide

Provides instructions on how to use the drive's features and interface.

Operation of LED Keypad

Describes the LED keypad display unit for receiving commands and displaying parameters.

Keypad Function Explanation

Explains the function of each key on the LED keypad display unit.

Indicator Description

Describes the meaning, color, and mark of the indicators on the keypad.

Parameter Setting Method

Details the parameter system, menu structure, and methods for setting parameters.

Speed Setting

Instructions on how to change the set speed and line speed in real-time.

How to Lock;Unlock Keypad

Explains the procedure for locking and unlocking the keypad to prevent unauthorized changes.

Chapter 5 Parameters

Basic Parameters (F0)

Covers basic operating parameters like frequency setting and control modes.

Reference Frequency (F1)

Details parameters for setting reference frequency curves and input signal processing.

Start;Brake Parameter (F2)

Defines parameters for start mode, start frequency, and acceleration/deceleration.

Auxiliary Operating Parameters (F3)

Parameters for functions like anti-reverse, energy saving, AVR, and slip compensation.

PLC Parameters (F4)

Configures the drive's simple PLC function for multi-speed operation based on running time.

Close-loop Control (F5)

Details parameters for analog and pulse feedback close-loop control systems.

Traverse Parameters (F6)

Parameters for the traverse function, used for lateral movement applications.

Multi-function Terminal (F7)

Configuration of multi-function terminals for various inputs and outputs.

Display Control (F8)

Controls which parameters are displayed on the LED display during operation and at stop.

Enhanced Function (F9)

Defines combinations of operating commands and frequency setting methods.

Reserved (FA)

Parameters reserved for future use.

Communication (FF)

Configuration of communication settings like baud rate, data format, and addressing.

Moter’s Parameters (FH)

Parameters related to motor characteristics for accurate drive control and auto-tuning.

Protection (FL)

Settings for various protection features like overload, stall, and communication faults.

Operating Time (Fn)

Parameters related to preset and total operating time tracking.

Protection of Parameters (FP)

Settings for user password and parameter write-in protection.

Chapter 7 Maintenance

Routine Maintenance

Guidelines for daily checks of drive environment and operation status.

Periodic Maintenance

Recommendations for periodic checks of the drive every 3 or 6 months.

Replacing of Easily-worn Parts

Information on replacing easily-worn parts like cooling fans and electrolytic capacitors.

Storage of the Drive

Recommendations for temporary and long-term storage conditions to preserve the drive.

Appendix 1 Parameter Set

Explanation of the columns in Parameter Table

Explains how to interpret parameter names, ranges, units, defaults, and modification properties.

Group 0: Basic Operating Parameters

Lists and defines basic operating parameters from F0.00 to F0.07.

Group 1: Reference Frequency

Parameters related to setting and configuring reference frequency inputs.

Group 2: Start;Brake Parameters

Defines parameters for starting, stopping, and braking modes of the drive.

Group 3: Auxiliary Operating Parameters

Parameters for functions like slip compensation, AVR, and motor tone.

Group 4: PLC Parameters

Parameters for configuring the drive's simple PLC functionality.

Group 5: Close-loop Control

Parameters for configuring analog and pulse feedback close-loop control systems.

Group 6: Traverse Operating Parameter

Parameters for the traverse function, used for lateral movement applications.

Group 7: Multi-function Terminals

Defines the functions assigned to multi-function input and output terminals.

Group 8: Display Control Parameters

Parameters to control what information is displayed on the LED display.

Group 9: Enhanced Function

Parameters for bundling operating commands with frequency setting methods.

Group FL: Protection Parameters

Parameters for configuring motor overload, stall, and other protective functions.

Group Fn: Operating Time

Parameters related to preset and total operating time tracking.

Group FP: Protection of Parameters

Settings for user password and parameter write-in protection.

Appendix 2 Communication Protocol

Networking Mode

Diagrams illustrating different networking modes for connecting drives.

Communication Mode

Details RS485 communication mode, default settings, and user configuration options.

Protocol Format

Explains the structure of communication frames, including head, address, command, and data sections.

Explanations of Format

Provides detailed explanations of frame components like Head of Frame, Address of Slave, and Response of Slave.

Checksum

Explains the checksum mechanism for data verification in communication.

Frame Tail

Specifies the frame tail byte for communication protocol.

Command list of protocols

Lists commands for inquiring slave status, reading parameters, and setting parameters.

Table 5 Status Word’s Meaning

Defines the meaning of status bits for monitoring drive operation.

Table 6 Reading Slave’s Parameter Values

Details commands for reading slave parameter values, including function group and command index.

Table 7 Slave Parameter Setting

Provides commands for setting slave parameters, including function group and command index.

Example

An example demonstrating how to read F1.11 value using the communication protocol.

Example of Program

Provides a Turbo C 2.0 program example for sending RUN, STOP, and SET FREQUENCY commands.

Appendix 3 Optional Parts

Input;output reactor

Lists compatible input and output reactor models for the EV1000 drive.

EMI Filter

Details EMI filter models, dimensions, and weight for noise suppression.

Maintenance Record

Warranty Agreement

Emerson EV1000-2S0004G Specifications

General

Model	EV1000-2S0004G
Type	Inverter
Phase	Single Phase
Frequency Range	50/60Hz
Protection Level	IP20
Cooling Method	Fan Cooled
Operating Temperature	-10°C to 50°C
Input Voltage	200-240V AC
Efficiency	95%
Storage Temperature	-20°C to 65°C
Humidity	5% to 95% (non-condensing)