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IEC Squirrel-Cage Motors
Recoding overview of Order No. from motor series 1LA7/1LA9 to 1LE1
Order No. code for motors 1LA7/1LA9
Overview
The Order No. comprises a combination of letters and digits and
for clarity it is subdivided into two blocks which are connected
by hyphens, e. g.:
1LA7113-4AA19-Z
M1F + A11 + G17
The first block (positions 1 to 7) identifies the motor type; further
characteristics of the version are coded in the second block
(positions 8 to 12).
Structure of the Order No.:
IEC squirrel-cage motors, surface-cooled
Positions 1 to 3:
• Self-ventilated by fan mounted on and driven by rotor, aluminum or
cast-iron housing
Digit, letter, letter
Position 4:
Type series 7
Digit
Type series 9
Positions 5 to 7:
Motor frame size (frame size comprising shaft height and
construction length, codes from 050 to 457)
3 digits
Position 8:
Number of poles
Digit
Positions 9 to 10:
Version
Letter
Position 11:
Voltage, circuit and frequency
Digit
Position 12:
Type of construction
Digit
Special order versions:
Encoded – additional order code required
Not encoded – additional plain text required
Ordering example
Selection criteria
Motor type
Motor frame size/No. of poles/speed
Rated output
Voltage and frequency
Type of construction
Special versions
2
Siemens Supplement to Catalog D 81.1 · 2008
© Siemens AG 2008
For deviations in the second block from the catalog codes, either
-Z or 9 should be used as appropriate.
Ordering data:
• Complete Order No. and order code(s) or plain text.
• If a quotation has been requested, please specify the quota-
tion number in addition to the Order No.
• When ordering a complete motor as a spare part, please
specify the works serial No. for the previously supplied motor
as well as the Order No.
Position: 1
Requirement
Standard motor with improved efficiency,
IP55 degree of protection, aluminum housing
112M/4-pole/1500 rpm
4 kW
230 VΔ/400 VY, 50 Hz
IM V5 with protective cover
3 PTC thermistors
Mounted separately driven fan
2
3
4
5
6
7
-
1
L
A
7
9
Structure of the Order No.
1LA7
-
1LA7113-4AA
1LA7113-4AA1
1LA7113-4AA19
M1F
1LA7113-4AA19-Z
M1F
A11
1LA7113-4AA19-Z
M1F A11
G17
8
9
10 11 12
- Z
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