Product information
Overview
Key Features
- DC input ratings: Rated input values are 24 V DC, 48 V DC, and 60 V DC.
- Backplane bus output: The 5 V DC backplane bus output is rated up to 4 A, with no base load required.
- 24 V DC backplane output: The 24 V DC backplane bus output is up to 0.5 A and idling-proof.
- Mains buffering: Stored energy time during mains or voltage failure is 20 ms; mains buffering follows the NAMUR recommendation.
- Protection and isolation: Short-circuit protection is provided, with primary/secondary potential separation and equipment protection class I with protective conductor.
Technical Summary
| Product | Siemens 6ES7405-0DA02-0AA0 SIMATIC S7-400 PS 405 power supply |
|---|---|
| Rated input values | 24 V DC, 48 V DC, 60 V DC |
| Output voltage type | DC |
| 5 V DC backplane bus output | Up to 4 A; no base load required |
| 24 V DC backplane bus output | Up to 0.5 A; idling-proof |
| Required slots | 1 |
| Mains or voltage failure stored energy time | 20 ms |
| Active power input, typical | 48 W |
| Power loss, typical | 16 W |
| Backup battery | Optional; 2x lithium AA; 3.6 V / 2.2 Ah |
| Overvoltage category | II |
| Equipment protection class | I, with protective conductor |
Frequently Asked Questions
What is the exact product identity?
It is the Siemens 6ES7405-0DA02-0AA0 SIMATIC S7-400 PS 405 power supply.
What DC input values does this PS 405 support?
The rated input values are 24 V DC, 48 V DC, and 60 V DC.
What is the backplane bus output capacity?
The 5 V DC backplane bus output is up to 4 A with no base load required, and the 24 V DC backplane bus output is up to 0.5 A and idling-proof.
How many slots are required?
1 slot is required.
