York Medium Voltage Variable Speed Drive MVVSD07002K-95

Follow all installation safety precautions

Is the correct power source available?

Does the installation site meet all environmental specifications for NEMA 1?

Is the chiller in the correct working condition and ready to be started?

Are any power factor correction capacitors (PFCCs) located on the power source side of the drive?

Ensure the drive is positioned with ample clearance for cabinet doors and accessible controls

Describe any issues found during the pre-installation check

Make necessary repairs or replacements

Ensure no damaged equipment is energized

Are all safety signs visible and unobscured?

Manually exercise all switches, relays, and other operating mechanisms

Check operating mechanisms for correct alignment and free operation

Ensure all switches and circuit breakers are opened

Disconnect devices not intended for dielectric test

Calibrate light or buzzer to indicate failure at specified current levels

Are all devices set to their normal off position?

Perform dielectric test phase-to-ground and phase-to-phase

Was the test performed by qualified personnel?

Move the sections using a forklift of adequate capacity

Lift the enclosure from the slots provided in the channel base on the transformer section

Ensure the inverter section is shipped with 4 x 4 posts attached to the bottom

Adjust rigging lengths to maintain the enclosure in an upright position

Ensure the angle between the lifting cables and vertical does not exceed 45°

Ensure ropes or cables do not pass through the holes in lifting angles or eyebolts

Use slings with safety hooks or shackles of adequate load rating

Bolt together the enclosure sections with 1/2 in. hardware supplied

Verify MVVSD ratings match system data

Remove all blocks or temporary braces used for shipment

Clean out all metal chips, scrap wire, and other debris

Is there an appreciable accumulation of dust or dirt?

Clean the enclosure using a brush, vacuum cleaner, or a clean lint-free brush

Check the integrity of all bus bar supports for secureness and damage