Catalog

IEC Squirrel-Cage Motors
Standard motors up to frame size 315 L
Self-ventilated energy-saving motors with high
efficiency – Aluminium series 1LA9
■ Selection and ordering data (continued)
Order No.
Locked-rotor
torque
Locked-rotor
current
Breakdown
torque
Torque class
Moment of
inertia
Noise
2
with direct starting as multiple of rated
torque current torque
Measuringsurface
sound
pressure level
at 60 Hz
Sound pressure
level at 60 Hz
T LR /T rated I LR /I rated T B /T rated CL J L pfA L WA
kgm² dB(A) dB(A)
4-pole, 1800 rpm at 60 Hz, temperature class F, IP55 degree of protection,
for implementation in the North American market according to EPACT
1LA9 050-4KAqq 2.7 3.4 3 16 0.00027 46 57
1LA9 053-4KAqq 2.8 3.5 3 16 0.00035 46 57
1LA9 060-4KAqq 2.7 3.9 2.8 16 0.00037 46 57
1LA9 063-4KAqq 3 3.6 3.1 16 0.00045 46 57
1LA9 070-4KAqq 3.6 4.9 3.4 16 0.00076 48 59
1LA9 073-4KAqq 3.3 4.9 3.4 16 0.00095 48 59
1LA9 080-4KAqq 3.4 6.8 3.6 16 0.0017 51 62
1LA9 083-4KAqq 4 7.3 3.9 16 0.0024 51 62
1LA9 090-4KAqq 3.1 7.7 3.9 16 0.0033 52 64
1LA9 096-4KAqq 3.6 8.1 4.2 16 0.004 52 64
1LA9 106-4KAqq 3.4 8.4 4.3 16 0.0062 57 69
1LA9 107-4KAqq 3.8 8.7 4.6 16 0.0077 57 69
1LA9 113-4KAqq 3.2 8.6 3.9 16 0.014 57 69
1LA9 130-4KAqq 3.2 8.7 4.1 16 0.023 66 78
1LA9 133-4KAqq 3.4 8.7 4.1 16 0.029 66 78
1LA9 163-4KAqq 2.6 8.1 3.2 16 0.055 70 82
1LA9 166-4KAqq 2.8 8.5 3.5 16 0.072 70 82
1LA9 183-4WAqq 2.8 8.4 3.6 16 0.15 67 80
1LA9 186-4WAqq 3.1 8.8 3.9 16 0.19 67 80
1LA9 207-4WAqq 3 8.3 3.6 16 0.32 69 82
The motors can also be used for 50 Hz according to CEMEP,
see pages 2/22 to 2/27.
Siemens D 81.1 · 2006
2/31