YASKAWA GA800 Technical Reference page 506

10.8 Drive Derating
A - L8-35 = 0
B - L8-35 = 2, L8-35 = 3
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L8-12: Ambient Temperature Setting
No.
Name
(Hex.)
L8-12 Ambient Temperature
Setting
(04B8)
The drive automatically adjusts the drive rated current to the best value as specified by the set temperature. Set the
ambient temperature of the area where you install the drive to a value that is more than the drive rating.
Refer to Derating Depending on Ambient Temperature on page 505
ambient temperature.
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L8-35: Installation Method Selection
No.
Name
(Hex.)
L8-35 Installation Method
Selection
(04EC)
Note:
• Parameter A1-03 [Initialize Parameters] does not initialize this parameter.
• This parameter is set to the correct value when the drive is shipped. Change the value only in these conditions:
–Side-by-Side installation
–When you install a UL Type 1 kit on an IP20/UL Open Type drive to convert the drive to an IP20/UL Type 1 drive.
The overload protection detection level for the drive is automatically adjusted to the optimal value in accordance with
the setting value. Refer to
as specified by ambient temperature.
0 : IP20/UL Open Type/Ex Heatsink
Use this setting to install IP20/UL Open Type drives or when the heatsink (cooling fin) is outside the enclosure panel.
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.
Make sure that there is 2 mm (0.08 in) minimum of space between drives.
2 : IP20/UL Type 1
Use this setting to install IP20/UL Type 1 drives or IP55/UL Type 12 Heatsink External Mounting drives.
3 : Finless
Use this setting to install a finless drive.
506
Figure 10.1 Derating Depending on Drive Installation Method
V/f CL-V/f OLV
Sets the ambient temperature of the drive installation area.
V/f CL-V/f OLV
Sets the type of drive installation.
Derating Depending on Ambient Temperature on page 505
C - L8-35 = 1
Description
CLV AOLV OLV/PM AOLV/PM CLV/PM EZOLV OLV/PM
for information about derating depending on
Description
CLV AOLV OLV/PM AOLV/PM CLV/PM EZOLV OLV/PM
YASKAWA SIEPC71061737D GA800 Drive Technical Reference
Default
(Range)
40 °C
(-10 °C - +50 °C)
Default
(Range)
Determined by the drive
(0 - 3)
for information about derating