Delta VFD-EL-W Series, User Manual

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1-1
Chapter 1 Introduction
1.1 Receiving and Inspection
1.2 Preparation for Installation and Wiring
1.3 Dimensions
Keep the AC motor drive in the shipping carton or crate before installation. In order to retain the warranty
coverage, properly store the AC motor drive when it is not to be used for an extended period of time. The proper
storage conditions are listed below.
CAUTION!
1. Store in a clean and dry location without any direct sunlight or corrosive fumes.
2. Store in an ambient temperature range between -20
° C to +60 ° C.
3. Store in a relative humidity range between 0% to 90% and non-condensing environment.
4. DO NOT place directly on the ground. If the surrounding environment is humid, you should put a desiccant in
the carton or crate.
5. DO NOT store in an area with rapid changes in temperature that may cause condensation or frost to form.
6. If the AC motor drive is stored for more than three months, the temperature should not be higher than 30°C.
Storage for longer than one year is not recommended; it could result in the degradation of the electrolytic
capacitors.
7. When the AC motor drive is not used for long time after installation in an environment with humidity and dust,
it’s best to move the AC motor drive to a better environment as stated above.
1.1 Receiving and Inspection
This VFD-EL-W AC motor drive has gone through rigorous quality control tests at the factory before shipment.
After receiving the AC motor drive, please check for the following:
 Inspect the unit to ensure it was not damaged during shipment.
 Make sure that the part number indicated on the nameplate matches the part number of your order.
1.1.1 Nameplate Information
Example for 1 HP/0.75 kW three-phase 230V AC motor drive