Product Overview
The Glentek INV-0098G Universal Spindle Drive is a high-performance replacement drive for Fadal CNC machines, supporting 5HP-20HP spindle motors. This advanced drive utilizes flux vector control technology to deliver servo-like performance from standard induction motors.

Key Specifications

Power Range: 5HP-20HP
Control Technology: Digital Signal Processor (DSP) based flux vector control
Operation Modes:
Sensorless vector mode
Inverter/VFD mode
Compatibility: All Fadal CNC machines
Warranty: 1 year limited warranty

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Technical Features

Advanced Motor Control

Flux Vector Technology: Maintains 90° phase difference between flux and torque vectors
Precise Speed Control: Consistent torque from 0 RPM to base speed and beyond
Soft Start Function: Controlled acceleration prevents mechanical stress

User-Friendly Operation

Plug-and-Play Installation: No complex programming required
Preset Configuration Switches: Quick setup for different applications
Sensorless Operation: Eliminates need for external feedback devices

Performance Benefits

Improved spindle response and accuracy
Energy efficient operation
Reduced current draw during acceleration
Smooth torque delivery across entire speed range

Compatibility Information

Supported Machines
All Fadal VMC models requiring 5HP-20HP spindle drives
Direct replacement for original Fadal spindle drives

Installation Notes
True drop-in replacement (no machine modifications needed)
Maintains all original machine functions
Compatible with existing motor configurations

Installation Guide

Safety Preparation
Disconnect all power sources
Verify machine voltage matches drive specifications

Drive Installation
Remove old spindle drive
Mount new drive in same location
Connect all power and control wiring

Configuration
Set appropriate HP rating via DIP switches
Verify rotation direction
Test across full speed range

Verification
Check for proper acceleration/deceleration
Monitor for unusual noises or vibrations
Verify speed consistency under load

Operation Modes
Sensorless Vector Mode
Provides highest torque at low speeds
Ideal for rigid tapping and heavy cutting
No encoder feedback required

VFD/Inverter Mode
Basic variable frequency operation
Suitable for standard milling applications
Energy efficient light-load operation

Maintenance & Troubleshooting

Preventative Maintenance
Regular cleaning of cooling fins
Inspection of electrical connections
Monitoring of operating temperatures

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Common Issues


Symptom: Overcurrent fault
Possible Cause: Short circuit
Solution: Check motor wiring

Symptom: Overvoltage
Possible Cause: Regeneration issue
Solution: Verify braking resistor

Symptom: Speed fluctuation
Possible Cause: Parameter drift
Solution: Reset factory defaults

Symptom: No rotation
Possible Cause: Phase loss
Solution: Check input power

Why Choose This Drive?

Proven Reliability: OEM-quality replacement
Enhanced Performance: Superior to original spindle drives
Easy Installation: True drop-in replacement
Cost Effective: Extends life of existing spindle motors
Full Support: Includes installation guidance

Warranty & Support

1-Year Limited Warranty
Technical Support: Available for installation and troubleshooting
Documentation: Complete installation manual included

Conclusion

The Glentek INV-0098G Universal Spindle Drive provides Fadal owners with an advanced, cost-effective solution for spindle drive replacement. With its sophisticated control technology and easy installation, this drive delivers improved performance while maintaining compatibility with existing systems.
For assistance with drive selection or installation, contact our technical support team. We can provide specific guidance for your machine configuration and application requirements.