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YASKAWA VS-686SS5 - User Manual

YASKAWA VS-686SS5
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YASKAWA
VARISPEED-686SS5
INSTRUCTION MANUAL
YA S K A WA
MANUAL NO. TOE-S686-15B
SUPER-ENERGY SAVING VARIABLE SPEED DRIVE (VS-686SS5)
MODEL
:
CIMR-SSA
Upon receipt of the product and prior to initial operation, read these instructions
thoroughly, and retain for future reference.
200V CLASS 0.4 to 75kW (1.2 to 110kVA)
400V CLASS 0.4 to 300kW (1.4 to 460kVA)
REFERENCE
VARISPEED-686SS5 DESCRIPTIVE MANUAL FOR CONSTANTS (TOE-S686-15.2)

Table of Contents

Questions and Answers

  • S
    stevensmariaSep 10, 2025
    What causes speed deviation (dEV) in YASKAWA VS-686SS5 Inverter?
    • L
      Leah MarshSep 10, 2025
      If the YASKAWA Inverter indicates a speed deviation (dEV), check the load.
  • D
    Danielle BeasleyAug 22, 2025
    What to do if YASKAWA VS-686SS5 displays overvoltage (OV)?
    • K
      Karen RobertsAug 23, 2025
      If the YASKAWA Inverter is showing an overvoltage (OV) error because the main circuit DC voltage has exceeded the OV level, try extending the deceleration time. If the issue persists, consider adding a braking circuit.
  • S
    Stephanie PhillipsAug 25, 2025
    How to fix YASKAWA VS-686SS5 Inverter overload (OL2)?
    • S
      sarahwrightAug 25, 2025
      If your YASKAWA Inverter displays an inverter overload (OL2) message, it means the inverter output has exceeded the overload level. To resolve this, try reducing the load. Additionally, consider extending the acceleration time.
  • R
    richardhenryAug 26, 2025
    Why is my YASKAWA VS-686SS5 Inverter showing an overheat alarm (OH)?
    • C
      cparkerAug 26, 2025
      If the YASKAWA Inverter is overheating, indicated by an (OH) alarm, the transistor heatsink temperature has likely exceeded the allowable value (95°C). You should check the heatsink and ambient temperature. Also, inspect the filter and the fan for any issues.
  • C
    Charles JonesAug 27, 2025
    What causes ground fault (GF) on YASKAWA VS-686SS5 Inverter?
    • C
      christopherstevensAug 27, 2025
      If the YASKAWA Inverter indicates a ground fault (GF), and the inverter output grounding current has exceeded 50% of the inverter's rated current, check the motor insulation for any signs of deterioration. Also, verify that the connection between the inverter and the motor is not damaged.
  • L
    Lisa DavidAug 29, 2025
    What to do if YASKAWA VS-686SS5 Inverter shows load open-phase (LF)?
    • E
      ellisonjaniceAug 29, 2025
      If the YASKAWA Inverter displays a load open-phase (LF) error, and the inverter output has an open phase, start by checking the output wiring. Also, check the motor impedance and re-tighten the input terminal screws.
  • J
    Jordan LongSep 18, 2025
    How to troubleshoot transmission fault with transmission option (bUS) on YASKAWA VS-686SS5?
    • E
      Eric BradleySep 18, 2025
      If the YASKAWA Inverter shows a transmission fault with transmission option (bUS), check the transmission devices and the transmission signals.
  • J
    Jessica MoralesSep 12, 2025
    What does digital operator fault (OPr) mean on YASKAWA VS-686SS5?
    • K
      kellycummingsSep 12, 2025
      If the YASKAWA Inverter shows a 'Digital operator fault (OPr)' because the digital operator was disconnected during operation by run command from the digital operator, check the wiring cable and the digital operator connection. Also, replace the control card.
  • J
    Jessica ChapmanSep 8, 2025
    How to fix phase Z pulse fault (ZdEV) on YASKAWA VS-686SS5?
    • A
      Adam CarrSep 8, 2025
      If the YASKAWA Inverter displays a 'Phase Z pulse fault (ZdEV)' due to excessive speed deviation, check the PG wiring cable and connector. Also, readjust the zero-pulse.
  • M
    morganmirandaSep 5, 2025
    What does control circuit fault 1 (CPF00) mean on YASKAWA VS-686SS5 Inverter?
    • A
      amberromeroSep 5, 2025
      If the YASKAWA Inverter displays a 'Control circuit fault 1 (CPF00) (Digital operator transmission fault)' error, where transmission between the inverter and digital operator cannot be established 5 seconds after supplying power, insert the digital operator connector again. Also, check the control circuit wiring and replace the control card.

Summary

Notes for Safe Operation

Installation

WIRING

Warnings and guidelines for wiring the inverter.

Operation

Maintenance and Inspection

1 Receiving

2 Installation

3 Wiring

3.2 Connection Diagram

Detailed circuit diagrams for main and control wiring.

3.3 Wiring the Main Circuit

Precautions for wiring the main circuit input and components.

Wiring Precautions for Main Circuit Output

Precautions for connecting output terminals and motor leads.

Functions of Main Circuit Terminals

Details the functions of main circuit terminals for 200V and 400V classes.

Main Circuit Configuration

Diagrams showing main circuit configurations for various 200V models.

400 V Class

Diagrams showing main circuit configurations for various 400V models.

Parts Required for Wiring

Details required parts and wire sizes for wiring.

Table 6 400 V Class Wire Size

Lists required parts and wire sizes for 400V class wiring.

3.4 Wiring the Control Circuit

Procedures for wiring the control circuit.

Grounding

Requirements and methods for proper inverter grounding.

4 Operation

4.1 Test Run Checkpoints

Items to check before performing a test run.

4.3 Test Run

Steps for performing a test run of the inverter.

OPERATION MODE SELECTION

How to select and verify operation modes (LOCAL/REMOTE).

Setting and Verification before Operation

Procedures for setting and verifying parameters before operation.

Setting Motor Constants

Procedure for setting motor constants based on nameplate data.

Table 13 Motor Related Constants Setting

Steps for setting motor constants and capacity.

Checking the Motor Speed Detection

How to verify motor speed detection and rotation direction.

Table 15 Checking the Motor Speed Detection

Details steps to check motor speed detection.

Table 16 PG Zero-pulse Adjustment

Step-by-step guide for PG zero-pulse adjustment.

Adjustment start

Start and completion steps for PG zero-pulse adjustment.

PG Zero-pulse Adjustment

Warnings and cautions for PG zero-pulse adjustment.

5 Setting Operation Conditions

Fault Display

How faults are displayed and how to reset them.

6 Maintenance and Inspection

WARNING

Safety warnings for maintenance tasks.

CAUTION

Cautions regarding electronic components and wiring during maintenance.

7 Troubleshooting

FAULT DIAGNOSIS AND CORRECTIVE ACTIONS

Table listing fault displays and their corrective actions.

Table 31 Fault Diagnosis and Corrective Actions (Contd)

Lists fault ranks and corrective actions.

MOTOR FAULTS AND CORRECTIVE ACTIONS

How to diagnose and correct motor-related faults.

APPENDIX 4 CONSTANTS LIST

APPENDIX 5 ERROR PROCESSING IN PG ZERO-PULSE ADJUSTMENT

APPENDIX 6 ROTATION DIRECTION OF MOTOR

APPENDIX 7 ZDEV CAUSES AND CORRECTIVE ACTIONS LIST

YASKAWA VS-686SS5 Specifications

General IconGeneral
ModelVS-686SS5
CategoryInverter
Input Frequency50/60 Hz
Output Frequency0-400 Hz
Control MethodV/f Control, Vector Control
Input Voltage380-480 VAC
Protection FeaturesOvercurrent, Overvoltage
Cooling MethodForced Air Cooling

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