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Motor Description
1.1 Applications and features
Applications
The 1PH7 series is suitable for the closed-loop speed controlled operation of
main spindles on machine tools, transfer lines, production machines and special-
purpose machines.
Frame sizes 100 to 160
Fig. 1-1
Features
1PH7 motors are compact, force-ventilated four-pole squirrel-cage induction mo-
tors.
Depending on the shaft height, 1PH7 motors have rated powers from
3.7 up to 100 kW at rated speeds from 500 to 2500 RPM.
S Wide constant-power range
S Short length
S Full rated torque is continually available – even at standstill
S High overload capability
S Minimized disturbing envelope dimensions as a result of the integrated terminal
box (for shaft heights 100–160)
Standards, regulations
The appropriate standards, regulations are directly assigned to the functional
requirements.
Siemens AG, 2004. All rights reserved
Induction Motors, 1PH7 (APH7S) – 05.04 Edition
Frame sizes 180 to 225
(frame size 225 will be
available from 04.2004)
1PH7 induction motors
1
Frame size 225
(this will be available up
to 04.2004)
1PH7/1-13
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