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Drive Operating Instructions
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how it works Programming Guide VLT® HVAC Drive"
The AHRI Certified™ VLT® HVAC Drive is designed to bring optimized process control to all heating, ventilation and air conditioning (HVAC) applications . Easy to use and with built-in intelligence, the drive is fast and cost-effective to commission.
Load Calculation
Cycle power to the drive and press the “Reset” key to clear the alarm. Press the “Hand On” key to start the drive locally. Slowly increase the speed by using the up and down arrows on the keypad.
- Ground faults are characterized by the accidental connection of a live circuit to a grounded conductor. If the ground connection is solid enough there is a potential for extremely high currents flowing through the live circuits to ground.
What is Coast inverse in
Coast to stop means disconnecting the motor from the VFD output power supply. This allows the motor to stop itself in a certain span of time; or you can say, just freeing the motor from the operation.
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