TECO-Westinghouse EQ7 Series Instruction Manual
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TECO-Westinghouse EQ7 Series Instruction Manual

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Summary of Contents for TECO-Westinghouse EQ7 Series

  • Page 2 Preface The EQ7 product is designed to drive a three-phase induction motor. Read through this Quick Setting Guide document to become familiar with proper handling and correct use. Improper handling might result in incorrect operation, shorter life cycle, or failure of this product as well as the motor. Have this Quick Setting Guide delivered to the end user of this product.

  • Page 3: Table Of Contents

    For Advanced Installation, Wiring and Programming of the IMPORTANT EQ7 drive refer to the EQ7 Instruction Manual and User Manual. Table of Contents 1. Drive Models Constant Torque (CT) / Variable Torque (VT) HP Ratings ....3 2. Mounting and Wiring ....................4 2.1 Mounting Notes .....................

  • Page 4: Drive Models Constant Torque (Ct) / Variable Torque (Vt) Hp Ratings

    1. Drive Models Constant Torque (CT) / Variable Torque (VT) HP Ratings Frame Voltage EQ7 DRIVE Variable Torque HP Constant Torque HP Enclosure EQ7-20P5-C Plastic EQ7-2001-C Plastic EQ7-2002-C Plastic EQ7-2003-C Plastic EQ7-2005-C Plastic EQ7-2007-C Plastic EQ7-2010-C Plastic EQ7-2015-C Plastic EQ7-2020-C Plastic 230V EQ7-2025-C...

  • Page 5: Mounting And Wiring

    2. Mounting and Wiring 2.1 Mounting Notes Mounting the EQ7 in a control cabinet 1) Remove all base fixing screws and case fixing screws from the top of the inverter. 2) Move the top mounting base to the center of the inverter and secure it to the case fixing screw holes with the base fixing screws.

  • Page 6: Wiring

    2.2 Wiring Follow the procedure below. (In the following description, the inverter has already been installed.) Removing and mounting the front cover and the wiring guide For inverters of 40 HP or below First loosen the front cover fixing screw, slide the cover downward holding both sides, tilt it forward, and then pull it upward, as shown below.

  • Page 7: Input Power And Motor Connection

    3. Input Power and Motor Connection Checking prior to applying power Fig.3.1 below shows the electrical connections for the input power and motor terminals for various EQ7 DRIVE models. Verify the input power and motor terminals of the model you are installing. WITH POWER OFF, make the appropriate connections.
  • Page 8  Never connect power supply wires to the EQ7 drive output terminals U, V, and W. Doing so and turning the power ON damages the inverter.  Be sure to connect the grounding wires of the EQ7 drive and the motor to the ground electrodes. Otherwise, an electric shock could occur.

  • Page 9: Led Monitor, Lcd Monitor And Keys

    4. LED Monitor, LCD Monitor and Keys The keypad allows you to start and stop the motor, view various data including maintenance information and alarm information, configure function codes, monitor I/O signal status, copy data, and calculate the load factor. 7-segment LED Monitor LCD monitor Indication units...
  • Page 10 Item Keys Functions Switches the operation modes of the inverter. Shifts the cursor to the right for entry of a numerical value. Pressing this key after removing the cause of an alarm switches the inverter to Run mode. This key is used to reset settings or screen transition. UP and DOWN keys, which are used to select the setting items or change the function code data.
  • Page 11 Type Item Description (information, condition, and status) Output frequency and reference frequency Output current Output voltage Calculated torque, load factor, and speed Unit of Preset and actual motor speeds and preset and actual load shaft speeds r/min number on Preset and actual line speeds m/min Input power and motor output monitor...

  • Page 12: Check Motor Rotation And Direction

    5. Check Motor Rotation and Direction This test is to be performed solely from the EQ7 drive keypad. Apply power to the EQ7 drive after all the electrical connections have been made and protective covers have been re-attached. At this point, DO NOT RUN THE MOTOR, the keypad should display as shown below in Fig.

  • Page 13: User Wiring Diagram

    6. User Wiring Diagram *1 Install a recommended molded case circuit breaker (MCCB) or residual-current-operated protective device...
  • Page 14 (RCD)/earth leakage circuit breaker (ELCB) (with overcurrent protection function) in the primary circuit of the inverter to protect wiring. Ensure that the circuit breaker capacity is equivalent to or lower than the recommended capacity. *2 Install a magnetic contactor (MC) for each inverter to separate the inverter from the power supply, apart from the MCCB or RCD/ELCB, when necessary.

  • Page 15: Speed Reference Command Configuration

    7. Speed Reference Command Configuration The EQ7 Drive offers users several choices to set the speed reference source. The most commonly used methods are described in the next sections. Frequency reference command is selected with parameter F01. Frequency Command 1 This function sets the frequency command source.

  • Page 16: Reference From The Keypad

    7.2 Reference from External Analog Signal (0-10V / 0-20mA / 4-20mA) Analog Reference: 0 – 10 V (Setting F01 = 1) Common/0V, T11 Analog Input T12 Control Terminals / User Terminals Connect shield to ground terminal 0 – 10 V Analog Reference: Potentiometer / Speed Pot (Setting F01 = 1): Common/0V, T11 +10VDC, T13...

  • Page 17: Reference From An Analog Signal (0-10V / 0-20Ma / 4-20Ma) / Speed Pot

    Analog Reference: 0 – 20mA / 4 – 20mA (Setting F01 = 2) Common/0V, T11 Analog Input C1 Control Terminals / User Terminals Connect shield to ground terminal 0 – 20mA / 4 – 20mA Note: When using a 0 – 20mA signal set parameter C40 to 1.

  • Page 18: Reference From Serial Communication - Rs485

    7.3 Reference from Serial Communication RS485 (H30 = 6 or 8) Control Terminals / User Terminals Cable Shield RS485 PLC / Computer Connection To set the speed reference for the EQ7 drive via serial communication parameter H30 has be set to either a “4”...
  • Page 19 Communications Link Function Set value Frequency command Run command (Run/Stop) F01 / C30 Enabled / RS485 (Port 1) F01 / C30 Enabled / RS485 (Port 1) Enabled / RS485 (Port 1) Enabled / RS485 (Port 1) Enabled / RS485 (Port 2) Enabled / RS485 (Port 2) Enabled / RS485 (Port 1) F01 / C30...

  • Page 20: Operation Method Configuration (Run / Stop)

    8. Operation Method Configuration (Run / Stop) The EQ7 Drive offers users several choices to run and stop the drive from different sources. The most commonly used methods are described in the next sections. Operation Method This function sets the operation method (Run/Stop) source. Setting Range: 0 –...

  • Page 21: Run / Stop From External Switch / Contact Or Pushbutton

    8.2 Run/Stop from External Switch / Contact or Pushbutton (F02 = 1) Use an external contact or switch to Run and Stop the EQ7 drive. Permanent Switch / Contact Common/CM Forward Command/FWD Control Terminals / User Terminals START / STOP SWITCH (Maintained) Connect shield to ground terminal...
  • Page 22 Momentary Contacts (Push Buttons) Use push button / momentary switch to Run and Stop the EQ7 drive. F02 Operation Method = 1 E07 Terminal [X7] Function = 6 Forward Common/CM Command/FWD Control Terminals / User Terminals START PUSH BUTTON (Momentary) Connect shield to ground terminal Programmed to...

  • Page 23: Run / Stop From Serial Communication - Rs485

    8.3 Run/Stop from Serial Communication RS485 (H30 = 6 or 8) Control Terminals / User Terminals Cable Shield RS485 PLC / Computer Connection To Run/Stop (Operation Command) the EQ7 drive via serial communication parameter H30 has be set to either a “6” for Run/Stop via serial communication only or to “8” for Run/Stop (Operation Command) and Frequency Reference (Frequency Command).
  • Page 24 Communications Link Function Set value Frequency command Run command (Run/Stop) F01 / C30 Enabled / RS485 (Port 1) F01 / C30 Enabled / RS485 (Port 1) Enabled / RS485 (Port 1) Enabled / RS485 (Port 1) Enabled / RS485 (Port 2) Enabled / RS485 (Port 2) Enabled / RS485 (Port 1) F01 / C30...

  • Page 25: Motor And Application Specific Settings

    9. Motor and Application Specific Settings It is essential that before running the motor, the motor nameplate data matches the motor data in the EQ7 drive. 9.1 Set Motor Name Plate Data (P02, P03, F11) Motor 1 (Capacity) The nominal motor rated capacity is set at the factory. Please verify that the motor name plate data matches the motor rated capacity shown in parameter P02.

  • Page 26: Appendix: Eq7 Parameter Overview (Fundamental Functions)

    Appendix: EQ7 Parameter Overview (Fundamental Functions) For full parameter list refer to the EQ7 Instruction Manual Chapter 4. F codes: Fundamental Functions (Parameters in QUICK SET menu are shaded in this table) Drive control Vector User’s Code Name Data setting range Control Setting F00 Data Protection...
  • Page 27 Drive control Vector User’s Code Name Data setting range Control Setting F10 Electronic Thermal Overload 1: For a general-purpose motor with shaft-driven cooling fan Protection for Motor 1 2: For an inverter-driven motor, non-ventilated motor, or motor (Select motor characteristics) with separately powered cooling fan (Overload detection level) 0.00: Disable Y1 Y2...
  • Page 28 Drive control Vector User’s Code Name Data setting range Control Setting F27 Motor Sound (Tone) 0: Level 0 (Inactive) 1: Level 1 2: Level 2 3: Level 3 F29 Analog Output [FM1] 0: Output in voltage (0 to 10 VDC) (Mode selection) 1: Output in current (4 to 20 mA DC) 2: Output in current (0 to 20 mA DC)
  • Page 29 Drive control Vector User’s Code Name Data setting range Control Setting F39 Stop Frequency 0.00 to 10.00 s 0.00 (Holding Time) F40 Torque Limiter 1-1 -300% to 300%; 999 (Disable) 1-2 -300% to 300%; 999 (Disable) F42 Drive Control Selection 1 0: V/f control with slip compensation inactive 1: Dynamic torque control 5: Vector control without speed sensor (PG)

This manual is also suitable for:

Eq7-20p5-cEq7-2001-cEq7-2002-cEq7-2007-cEq7-2005-cEq7-2010-c ... Show all

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