Table 5-3

Troubleshooting Continued

 

 

 

 

INDICATION

POSSIBLE CAUSE

 

CORRECTIVE ACTION

 

 

 

 

HW Desaturation

Accel/Decel rate set too short.

 

Lengthen Accel/Decel rate.

 

Torque Boost set too high.

 

Reduce torque boost value.

 

Electrical noise in logic circuits.

 

Check for proper grounding of power wiring and shielding of signal wiring.

 

Motor overloaded.

 

Verify proper sizing of control and motor or reduce motor load.

 

 

 

 

HW Power

Power supply malfunctioned.

 

Check internal connections.

Supply

 

 

Replace logic power board.

 

 

 

 

HW Ground Fault

Output current (motor current)

 

Disconnect wiring between control and motor. Retry test.

 

leakage to ground.

 

If GND FLT is cleared, reconnect motor leads and retry the test. Repair

 

 

 

motor if internally shorted.

 

 

 

Replace motor lead wire with low capacitance cable.

 

 

 

If GND FLT remains, contact Baldor.

 

 

 

 

Invalid Base ID

Control does not recognize hp and

 

Press “RESET” key on keypad. If fault remains access ”Diagnostic Info”

 

Voltage configuration.

 

and compare reported ID number with Table 5-2. If different, call Baldor.

 

 

 

 

Line REGEN

Fault in Line REGEN Converter

 

Series 21H Line REGEN Inverter only.

 

 

 

 

Motor Will Not

Not enough starting torque.

 

Increase Current Limit setting.

Start

 

 

 

Motor overloaded.

 

Check for proper motor loading.

 

 

 

 

 

Check couplings for binding.

 

 

 

Verify proper sizing of control and motor.

 

 

 

 

 

Motor may be commanded to run

 

Increase speed command or lower minimum frequency setting.

 

below minimum frequency setting.

 

 

 

 

 

 

 

Incorrect Command Select

 

Change Command Select parameter to match wiring at J4.

 

parameter.

 

 

 

 

 

 

 

Incorrect frequency command.

 

Verify control is receiving proper command signal at J4.

 

 

 

 

Motor Will Not

Max Frequency Limit set too low.

 

Adjust Max Frequency Limit parameter value.

Reach Maximum

 

 

 

Motor overloaded.

 

Check for mechanical overload. If unloaded motor shaft does not rotate

Speed

 

 

 

 

freely, check motor bearings.

 

 

 

 

 

Improper speed command.

 

Verify control is receiving proper command signal at input terminals.

 

 

 

Verify control is set to proper operating mode to receive your speed

 

 

 

command.

 

 

 

 

 

Speed potentiometer failure.

 

Replace potentiometer.

 

 

 

 

Motor Will Not

MIN Output Speed parameter set

 

Adjust MIN Output Speed parameter value.

Stop Rotation

too high.

 

 

 

 

 

 

 

Improper speed command.

 

Verify control is receiving proper command signal at input terminals.

 

 

 

Verify control is set to receive your speed command.

 

 

 

 

 

Speed potentiometer failure.

 

Replace potentiometer.

 

 

 

 

Motor runs rough

Torque boost set too high.

 

Adjust torque boost parameter value.

at low speed

 

 

 

Misalignment of coupling.

 

Check motor/load coupling alignment.

 

 

 

 

 

 

 

Faulty motor.

 

Replace with a Baldor Motor.

 

 

 

 

MN715

Troubleshooting 5-7

Page 78
Image 78
Baldor 15H, Inverter Control manual Control does not recognize hp

Inverter Control, 15H specifications

The Baldor 15H Inverter Control stands out as a leading solution in the realm of variable frequency drives (VFDs), specifically designed for enhancing motor efficiency and performance in industrial applications. This control unit is engineered to provide robust and reliable performance while ensuring seamless integration with various motor types.

One of the main features of the Baldor 15H is its advanced control algorithms, which facilitate precise motor control. This technology allows for smooth acceleration and deceleration, reducing mechanical stress on the system and extending the lifespan of both the motor and connected equipment. The inverter control is adept at handling both synchronous and asynchronous motors, making it highly versatile for different operational needs.

The Baldor 15H incorporates a user-friendly interface that provides operators with real-time data and diagnostics. This feature allows for easy monitoring and troubleshooting, helping to minimize downtime and maintenance costs. The intuitive control panel simplifies parameter adjustments, enabling quick customization for specific application requirements.

Safety is paramount in industrial environments, and the Baldor 15H includes several safety features designed to protect both the equipment and personnel. These features include overload protection, overvoltage protection, and short-circuit protection, ensuring reliable operation even under demanding conditions.

Energy efficiency is another critical aspect of the Baldor 15H. By utilizing pulse-width modulation (PWM) technology, it optimizes power usage, which translates to lower energy costs and reduced environmental impact. This makes it an excellent choice for companies aiming to improve their sustainability practices.

Moreover, the Baldor 15H supports a variety of communication protocols, allowing for easy integration into existing automation systems. This capability ensures that operators can utilize the inverter control within modern industrial networks, enhancing overall system efficiency.

In terms of physical characteristics, the Baldor 15H is designed for durability and reliability. It comes with a robust enclosure that protects against dust, moisture, and other environmental factors commonly found in industrial settings. Its compact design also allows for easy installation in limited spaces.

Overall, the Baldor 15H Inverter Control is a comprehensive solution that combines advanced technology, safety features, and energy efficiency, making it a preferred choice for industries looking to optimize their motor control systems. Its adaptability to different motor types and integration capabilities further solidify its position as a leader in VFD technology.