Siemens SINAMICS G220 - Low Overload and High Overload Duty Cycles; Duty Cycle for Synchronous Reluctance Motors

17.3.4 "Low Overload" and "High Overload" duty cycles
Technical data
The following diagrams show the overload capability of the converter when operating a
standard induction motor.
0WFSMPBE
0WFSMPBE
-PXPWFSMPBE-0)JHIPWFSMPBE)0
0VUQVUDVSSFOU
0VUQVUDVSSFOU






U






U
Table 17-11 "Low Overload" and "High Overload" duty cycles
Duty cycle Duration with‐
out overload
Overload as a
%
Overload dura‐
tion
Overload as a
%
Overload dura‐
tion
Low Overload 240s 150% 3s 110% 57s
High Overload 240s 200% 3s 150% 57s
17.3.5 Duty cycle for synchronous reluctance motors
Technical data
The following diagram shows the overload capability of the converter when operating a
synchronous reluctance motor.
0WFSMPBE
0VUQVUDVSSFOU





U
Technical data
17.3Power, input current, output current
SINAMICS G220 converter
Operating Instructions, 04/2024, FW V6.2, A5E51781573B AB 807