Catalog

IEC Squirrel-Cage Motors
Fan motors
Special versions
Special versions
Additional
Motor type frame size
identification
code -Z
with order
code and
plain text
if required
56 63 71 80 90 100 112 132 160 180 200 225 250 280 315
Self-ventilated motors in pole-changing version
1LA7 (aluminium)
1LA5 (aluminium)
Mechanical design and degrees of protection (continued)
Vibration-proof version L03 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Condensation drainage holes 6) L12 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Non-rusting screws (externally) M27 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Mechanical protection for M68 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
encoder 7)
Coolant temperature and site altitude
Coolant temperature
D03 O. R. O. R. O. R. O. R. O. R. O. R. ✓ ✓
-40 to +40 °C
Coolant temperature
D04 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
-30 to +40 °C
Designs in accordance with standards and specifications
CCC China Compulsory D01
Certification 8) ✓ ✓ ✓ ✓ – – – –
Electrical according to
D30 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
NEMA MG1-12
Design according to UL with D31 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
"Recognition Mark" 9)
Canadian regulations (CSA) 10) D40 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Bearings and lubrication
Measuring nipple for SPM shock G50 – – ✓ ✓ ✓ ✓ ✓ ✓
pulse measurement for bearing
inspection 11)
Bearing design for increased K20 – – ✓ ✓ ✓ ✓ ✓ ✓
cantilever forces
Regreasing device 11) K40 – – ✓ ✓ ✓ ✓ ✓ ✓
Located bearing DE K94 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Located bearing NDE L04 ✓ ✓ ✓ ✓ ✓ p p p
Balance and vibration severity
Full key balancing L68 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Vibration severity level R 12) K01 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
(valid until 11/30/2006; then
vibration severity level A as standard
version without order code)
Vibration severity level S 12) K02 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
(valid until 11/30/2006; then
vibration severity level B)
Shaft and rotor
Concentricity of shaft extension, K04 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Tolerance R for flange-mounting
motors 13)
coaxiality and linear movement
in accordance with DIN 42955
Second standard shaft extension K16 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Concentricity of shaft extension L39 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
in accordance with DIN 42955
Tolerance R
Standard shaft made of
non-rusting steel
M65 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Non-standard cylindrical shaft
extension 14)
Y55 • and
identification
code
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Heating and ventilation
Fan cover for textile industry H17 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Metal external fan 15) K35 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Anti-condensation heaters K45 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
for 230 V
Anti-condensation heaters
for 115 V
K46 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
7
For legend and footnotes, see page 7/34.
Siemens D 81.1 · 2006
7/33