Derating Depending On Ambient Temperature - YASKAWA GA500 Series Installation Manual

5 Conditions
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Derating Depending on Ambient Temperature

When you install drives in an area where ambient temperatures are higher than the rated
conditions, set L8-12 [Ambient Temperature Setting] and L8-35 [Installation Method Selection].
Derate the output current as specified in
No.
Name
(Hex.)
L8-12 Ambient
Temperature
(04B8)
Setting
No.
Name
(Hex.)
L8-35 Installation
Method Selection
(04EC)
0 : IP20/UL Open Type
Use this setting to install IP20/UL Open Type drives.
Make sure that there is 30 mm (1.18 in) minimum of space between drives or between the drive
and side of the enclosure panel.
1 : Side-by-Side Mounting
Use this setting to install more than one drive side-by-side.
You cannot install finless-type drives side-by-side.
2 : IP20/UL Type 1
Use this setting to install IP20/UL Type 1 drives.
You cannot install a UL Type 1 Kit (optional) on a finless-type drive.
3 : External Heatsink/Finless
Use this setting when the heatsink (cooling fin) is outside the enclosure panel or when you
install a finless-type drive.
A - L8-35 = 3 [External Heatsink/Finless]
(default setting)
Figure 5.5 Derating Depending on Drive Installation Method
18
Figure 5.5.
V/f OLV OLV/PM AOLV/PM EZOLV OLV/PM
Sets the ambient temperature of the drive installation area.
V/f OLV OLV/PM AOLV/PM EZOLV OLV/PM
Sets the type of drive installation.
YASKAWA TOEP C710617 0SA YASKAWA AC Drive GA500 Installation Manual
Description
Description
B - L8-35 = 0 [IP20/UL Open Type] (0.5 m/
s of airflow around the drive is
necessary)
Default
(Range)
40 °C
(-10 °C - +60 °C)
Default
(Range)
3
(0 - 3)