Product Description
Key Features
- Exact PS405 identity: SIMATIC S7-400 PS405 power supply, order number 6ES7405-0KA02-0AA0.
- Wide-range 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: max. 10 A, with no base load required. The 24 V DC backplane-bus output is max. 1 A and idling-proof.
- Mains buffering: Mains/voltage failure stored energy time: 20 ms. Mains buffering according to NAMUR recommendation: Yes.
- Installation and protection: Required slots: 2. Primary/secondary potential separation: Yes. Equipment protection class: I, with protective conductor.
- Lifecycle and optional battery: Lifecycle: Active Product. Optional backup battery: 2x lithium AA; 3.6 V / 2.2 Ah.
Applications
- SIMATIC S7-400 backplane power supply: Provides 5 V DC and 24 V DC outputs for the SIMATIC S7-400 backplane bus.
Technical Summary
| Product | 6ES7405-0KA02-0AA0 |
|---|---|
| Family | SIMATIC S7-400, PS405 |
| Input | 24/48/60 V DC |
| Output | 5 V DC/10 A; 24 V DC/1 A |
| Mains buffering | 20 ms; according to NAMUR recommendation |
| Input current | 4 A at 24 V DC; 2 A at 48 V DC; 1.6 A at 60 V DC |
| Power loss | 20 W, typ. |
| Required slots | 2 |
| Potential separation | Primary/secondary: Yes |
| Protection class | I, with protective conductor |
| Lifecycle | Active Product |
Frequently Asked Questions
What order number should be confirmed for this PS405 power supply?
Confirm the complete order number 6ES7405-0KA02-0AA0.
What DC input values does the PS405 support?
The rated DC input values are 24 V DC, 48 V DC, and 60 V DC.
What are the backplane bus output ratings?
The 5 V DC output is max. 10 A with no base load required; the 24 V DC output is max. 1 A and idling-proof.
How many slots does this power supply require?
It requires 2 slots.
