Key Features
- SIMATIC S7-400 PS407 power supply: Power supply for SIMATIC S7-400.
- Wide range supply input: UC 120/230V.
- 5 V DC output: 5 V DC/20 A.
- Backplane bus output: for backplane bus (5 V DC), max. 20 A; no base load required.
- 24 V DC output: for backplane bus (24 V DC), max. 1 A; idling-proof.
- Active Product lifecycle: Active Product.
Technical Summary
| Product type | SIMATIC S7-400, Power supply PS407 |
|---|---|
| Supply input | UC 120/230V |
| 5 V DC output | 5 V DC/20 A |
| Backplane bus 5 V DC output | for backplane bus (5 V DC), max. 20 A; no base load required |
| Backplane bus 24 V DC output | for backplane bus (24 V DC), max. 1 A; idling-proof |
| Type of output voltage | DC |
| Line frequency | Rated value 50 Hz |
| Line frequency, max. | Rated value 60 Hz |
| Line frequency permissible range, lower limit | 47 Hz |
| Line frequency permissible range, upper limit | 63 Hz |
| Mains/voltage failure stored energy time | 20 ms |
| Active power input, typ. | 158 W |
| Power loss, typ. | 35 W |
Applications
- SIMATIC S7-400 backplane bus power supply: Supplies the SIMATIC S7-400 backplane bus with 5 V DC and 24 V DC outputs.
- Wide range mains input operation: Accepts UC 120/230V input for power supply use.
Frequently Asked Questions
What is the exact Siemens model and product type?
6ES7407-0RA02-0AA0 is a SIMATIC S7-400 Power supply PS407.
What input supply ratings does this power supply support?
It supports UC 120/230V, with rated values of 120 V DC, 230 V DC, 120 V AC, and 230 V AC.
What is the output current for the SIMATIC S7-400 backplane bus?
The backplane bus output is 5 V DC, max. 20 A, and no base load is required.
What line frequency and buffering details are specified?
Rated line frequency is 50 Hz and 60 Hz, with a permissible range of 47 Hz to 63 Hz. Mains/voltage failure stored energy time is 20 ms.
