The power supply modules are inserted at the far left in the rack (starting from slot 1). Depending on the version, they occupy slots 1 to 3. The modules are enclosed and are cooled via natural convection.
The back-up battery is optional and must be ordered in addition. For power supplies at and above 10 A, two back-up batteries are recommended.
Mfr. Part No. | Description |
6AG1405-0KA02-7AA0 | SIPLUS S7-400 PS 405 10A -25 ... +70 DEGREES C WITH CONFORMAL COATING BASED ON 6ES7405-0KA02-0AA0 . POWER SUPPLY, WIDE RANGE 10A, 24/48/60V DC, 5V/10A DC |