Product information
Overview
Key Features
- Wide DC input: Rated input values: 24 V DC, 48 V DC and 60 V DC.
- Backplane bus output: 5 V DC output for the backplane bus, maximum 20 A; no base load required.
- 24 V DC bus output: 24 V DC backplane bus output, maximum 1 A; idling-proof.
- Mains buffering: Stored energy time during mains or voltage failure: 20 ms; mains buffering according to NAMUR recommendation.
- Installation and protection: Requires 2 slots, provides primary/secondary potential separation and has equipment protection class I with protective conductor.
Technical Summary
| Product | Siemens 6ES7405-0RA02-0AA0 SIMATIC S7-400 PS405 power supply |
|---|---|
| Input rated values | 24 V DC, 48 V DC, 60 V DC |
| Output voltage | 5 V DC |
| Backplane bus output current | 20 A max.; no base load required |
| 24 V DC bus output current | 1 A max.; idling-proof |
| Required slots | 2 |
| Short-circuit protection | Yes |
| Equipment protection class | I, with protective conductor |
Frequently Asked Questions
What input voltages does the 6ES7405-0RA02-0AA0 support?
Its rated DC input values are 24 V DC, 48 V DC and 60 V DC.
What is the maximum 5 V DC output current?
The backplane bus output is 5 V DC at a maximum of 20 A, with no base load required.
How many slots does this PS405 power supply require?
It requires 2 slots.
Does the unit have short-circuit protection?
Yes, short-circuit protection is provided.
