Catalog

IEC Squirrel-Cage Motors
Standard motors up to frame size 315 L
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 with increased output - Aluminium series 1LA9
1LA9 (aluminium)
Colours and paint finish (continued)
Special finish in other
standard RAL colours: RAL 1015,
1019, 2003, 2004, 3007, 5007, 5009,
5010, 5012, 5015, 5017, 5018, 5019,
6019, 7000, 7004, 7011, 7016, 7022,
7033
Special finish in special RAL colours:
For RAL colours, see “Special finish
in special RAL colours” on Page 1/18
Unpainted
(only cast iron parts primed)
Y54 • and
special
finish
RAL ….
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Y51 • and
special
finish
RAL ….
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
K23 † † † † † † † † † † †
Unpainted, only primed K24 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Mechanical design and degrees of protection
Drive-end seal for flange-mounting K17 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
motors
Not possible for IM V3 type of
construction.
Low-noise version for 2-pole
K37 – – – – – – – – – ✓ ✓
motors with clockwise direction of
rotation
Low-noise version for 2-pole
K38 – – – – – – – – – ✓ ✓
motors with anticlockwise direction
of rotation
IP65 degree of protection K50 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
IP56 degree of protection
K52 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
(non-heavy-sea)
Vibration-proof version L03 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Condensation drainage holes L12 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Non-rusting screws (externally) M27 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Ambient temperature and site altitude
Ambient temperature -40 to +40 °C D03 – – – O. R. O. R. O. R. O. R. O. R. O. R. – –
Ambient temperature -30 to +40 °C D04 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Designs in accordance with standards and specifications
CCC China Compulsory Certification 4) D01 ✓ ✓ ✓ ✓ ✓ – – – – – –
Electrical according to NEMA MG1-12 5) D30 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Design according to UL
D31 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
with “Recognition Mark” 6)
Canadian regulations (CSA) 7) D40 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Bearings and lubrication
Measuring nipple for SPM shock pulse G50 – – – – – ✓ ✓ ✓ ✓ ✓ ✓
measurement for bearing inspection
Bearing design for increased K20 – – – – – ✓ ✓ ✓ ✓ ✓ ✓
cantilever forces
Regreasing device K40 – – – – – ✓ ✓ ✓ 8) ✓ ✓ ✓
Located bearing DE K94 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Located bearing NDE L04 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ p p p
Balance and vibration severity
Full key balancing L68 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Vibration severity level R
K01 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
(valid until 11/30/2006; then vibration
severity level A as standard version
without order code)
Shaft and rotor
Concentricity of shaft extension, K04 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
accordance with DIN 42955 Tolerance
R for flange-mounting motors 9)
coaxiality and linear movement in
Second standard shaft extension K16 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Concentricity of shaft extension
in accordance with DIN 42955
Tolerance R
L39 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Non-standard cylindrical shaft
extension 11)
Y55 • and
identification
code
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
2
For legend and footnotes, see page 2/90.
Siemens D 81.1 · 2006
2/89