Delta 1.07 VFD-D D - Manual (Page 7)

Chapter 1 Introduction |DD Series
1-1
Chapter 1 Introduction
1-1 Receiving and Inspection
1-2 Preparation for Installation and Wiring
1-3 Dimensions
The AC motor drive should be kept in the shipping carton or crate before installation. In order to retain
the warranty coverage, the AC motor drive should be stored properly when it is not to be used for an
extended period of time. Storage conditions are:
; Store in a clean and dry location free from direct sunlight or corrosive fumes.
; Store within an ambient temperature range of -20 °C to +60 °C.
; Store within a relative humidity range of 0% to 90% and non-condensing
environment.
; Store within an air pressure range of 86 kPA to 106kPA.
; DO NOT place on the ground directly. It should be stored properly. Moreover, if the
surrounding environment is humid, you should put exsiccator in the package.
; DO NOT store in an area with rapid changes in temperature. It may cause
condensation and frost.
; If the AC motor drive is stored for more than 3 months, the temperature should not be
higher than 30 °C. Storage longer than one year is not recommended, it could result
in the degradation of the electrolytic capacitors.
; When the AC motor drive is not used for longer time after installation on building sites
or places with humidity and dust, it’s best to move the AC motor drive to an
environment as stated above.