YASKAWA T1000A User Manual

A.6 Drive Derating Data
360 YASKAWA ELECTRIC SIEP C710616 30B YASKAWA AC Drive T1000A Technical Manual
u Temperature Derating
To ensure the maximum performance life, the drives output current must be derated like shown in Figure A.5 to
Figure A.8 when the drive is installed in areas with high ambient temperature or if drives are Side-by-Side mounted in a
cabinet. In order to ensure reliable drive overload protection, the parameters L8-12 and L8-35 must also be set according
to the installation conditions.
n
Parameter Settings
IP20 enclosure
Drive operation between -10°C and 50°C allows 100% continuous current without derating.
Figure A.5
Figure A.5 Ambient Temperature and Installation Method Derating (L8-35 = 0)
Side-by-Side mounting
Drive operation between -10°C and 30°C allows 100% continuous current without derating. Operation between 30°C
and 50°C requires output current derating.
Figure A.6
Figure A.6 Ambient Temperature and Installation Method Derating (L8-35 = 1)
No. Name Description Range Def.
L8-12
Ambient Temperature
Setting
Adjust the drive overload (oL2) protection level when the drive is installed in an environment
that exceeds its ambient temperature rating.
-10 to 50 40°C
L8-35
Installation Method
Selection
0: IP20 enclosure
1: Side-by-Side mounting
2: NEMA Type 1
3: Finless model or external heatsink installation
0 to 3 0
100
0
L8-35=0: IP20 Enclosure Drive
-10
50
Drive Rating
(%)
L8-12
(Ambient temp: °C)
YEG
100
70
0
L8-35=1: Side-by-Side Mounting
30
-10
50
Drive Rating
(%)
L8-12
(Ambient temp: °C)

YASKAWA T1000A Specifications

General

Brand	YASKAWA
Model	T1000A
Category	Controller
Language	English