Siemens Simatic S7-300 - Rated Voltages of the S7-300; Rated Voltages

General Technical Specifications
1-13
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
1.6 Rated Voltages of the S7-300
Rated operating voltages
The modules of the S7-300 operate with different rated voltages. The following
table contains the rated voltages and the corresponding tolerances.
Table 1-9 Rated Voltages
Rated voltage
Tolerance Range
24 VDC 20.4 to 28.8 VDC
120 VAC 93 to 132 VAC
230 VAC 187 to 264 VAC