AC INVERTER
6/98
MN710
Series Inverter Control Installation and Operating Manual
Section
Table of Contents
Section
Table of Contents
MOL Terminal Connections
Section
16-Load Torque
Section
Appendix A
iv Table of Contents
Section
Section General Information
Limited Warranty
Safety Notice
WARNING Be sure the system is properly grounded before applying power. Do not apply AC power before you ensure that all grounding instructions have been followed. Electrical shock can cause serious or fatal injury
Linear to Squared Reduced in 6 patterns
Specifications
0C to 40C Maximum without derating
Keypad, 2 Wire, 3 Wire, Preset Speeds
Relay Outputs
Fault Conditions
Operator Keypad
Analog Outputs
Ratings
1-8 General Information
Location and Mounting
Section Installation
2-2 Installation
Terminal Access Cover Removal
Terminal and Jumper Locations
Wiring Considerations
Figure 2-2 Terminal and Jumper Locations
B. Minimize voltage harmonics from the inverter to the power line
Wire
Wire Size and Protection Devices
Output
Do not use this control with any input
Main Circuit Wiring
nameplate. Use of control with wrong power
Recommended Terminal Tightening Torques
AC Power Connections
2-8 Installation
Motor Connections
Figure 2-3 Typical Connections for M-Contactor
M-Contactor
Analog Command Inputs
Logic Wiring
Opto Isolated Inputs
Analog Output
External Trip Connection
Jumper J19 Selections
Jumper J19 Input Selection
Relay Outputs
Selection Of Operation Mode And Connection Diagrams
Reference
Speed Select
2 Wire Run/Stop Connections
Function
Function
Ramp Select
Speed Select
Function
Speed Select
3 Wire Run/Stop Connections
Function
Parameter 21 - Operating Mode =
2 Wire Run/Stop, Electronic Potentiometer Connections
3 Wire Run/Stop, Electronic Potentiometer Connections
See recommended tightening torques for terminal connectors
Pull±Down Logic
MOL Terminal Connections 77-External Trip Select
Analog Meter
Relay Output
Jumper J19 - Used to select the active state of the opto isolated inputs Pull-Up or Pull-down Logic and to select the type of analog speed command signal to be applied. The available analog speed command signals are 0-5 VDC, 0-10 VDC, 0-20 mA, and 4-20 mA. A 5kohm 1/2 Watt Potentiometer can be used by configuring for 0-5 VDC
Check of Electrical Items
Pre-Operation Checks
Check of Motors/Couplings
Pre-Operation Check List
Temporary Application of Power
2-22 Installation
Keypad Key Functions
Section Operation
FWD Used to initiate a forward direction run of the motor
STATUS INDICATION
Keypad Status Indicator
OPERATING CONDITION
3-4 Operation
Description of Keypad Displays
Run Mode
Symbol
Description
Stop Mode
Security Access/Lockout
Control Operation Adjustment
Program Mode
Level One Parameter Adjustments
Type of Control
Parameter 21-Operating Mode
Value
Start Control
Parameter 21-Operating Mode = 6 or
Electronic Pot Control Terminal Logic
3-10 Operation
Value of Parameter 67 + Motor FLA X 100 03±Rated Current
3 Drive Load, Full Scale = 200% of Rated Load
Parameter 71-ANALOG OUTPUT SELECT
Value Description 0 Output Off
2 Output Current, Full Scale = 200% of Rated Current
Parameter 75-RELAY OUTPUT SELECT Value Description
Level Two Parameter Adjustments
occurrence. The elapsed time is indicated in 0.1 hour increments with 0.9 hour maximum displayed. The two left most digits displayed is the fault code and the right most digits is the elapsed time
35-Preset Speed #3 - Sets the output frequency when Preset Speed #3 is commanded at the Control Terminal Strip. The adjustable range is 0.1-400 Hz. The factory setting is 40 Hz
Parameter 41-ACCEL/DECEL/COAST SELECT Value Description
Operation
Parameter 41-Parameter 47-DC BRAKE TIME
DC Braking Disabled
Braking Action / Function
100% Square
Volts/Hertz Profiles
Fixed Boost
3-20 Operation
62-Load Torque Limit REV - Sets the maximum amount of current that is supplied to the motor under a motoring reverse condition before Torque Limiting takes affect. The range of adjustment is 30- 150% of parameter 03-Rated Current. The factory setting is 150%
Description / Function
Parameter 77-External Trip Select
Pull-Down
Parameter 81-Factory Settings Value Description
Page
Parameter 82-Start Options - Continued Value Description
Auto Restart is active after application of line power and Run
Value Displayed
Diagnostic Displays
Section Troubleshooting
Fault Codes Fault Code Description
Possible Cause
Maintenance
Troubleshooting
Indication
Corrective Action
adjusted
Indication
Possible Cause
Corrective Action
Ambient temperature too
Indication
Possible Cause
4-6 Troubleshooting
Illustrations
Section 5 Illustrations
5-2 Illustrations
Illustrations
3 & 5 HP NEMA 230 & 460VAC
5-4 Illustrations
User Setting
Appendix A Parameters
Parameter List
Factory Setting
Param
Parameter List ± Continued
Setting
Setting
Baldor Electric Company
BALDOR ELECTRIC COMPANY P.O. Box Fort Smith, AR 72902±2400
501 646±4711 Fax 501 648±5792
Form 1099A