Product Description
Key Features
- SIMATIC S7-400 PS405 identity: Power supply PS405 with a 20 A output and wide-range 24/48/60 V DC input.
- Backplane bus output: 5 V DC output for the backplane bus, max. 20 A; no base load required.
- 24 V DC bus output: Output for the backplane bus (24 V DC), max. 1 A; idling-proof.
- Input and power data: Rated input current is 7 A at 24 V DC, 3.2 A at 48 V DC, and 2.5 A at 60 V DC. Active power input, typ. 168 W; power loss, typ. 44 W.
- Protection and isolation: Short-circuit protection is provided. Primary/secondary potential separation is provided, with equipment protection class I and protective conductor.
- Installation and lifecycle: The unit requires 2 slots, has mains buffering with 20 ms stored energy time, and is an Active Product.
Applications
- SIMATIC S7-400 power supply: Supplies the SIMATIC S7-400 backplane bus with 5 V DC, max. 20 A, and 24 V DC, max. 1 A.
Technical Summary
| Product | Siemens 6ES7405-0RA02-0AA0 |
|---|---|
| Product family | SIMATIC S7-400, power supply PS405 |
| Input voltage | 24 V DC, 48 V DC, 60 V DC |
| Output voltage | 5 V DC; output voltage type: DC |
| Backplane bus output current | 5 V DC, max. 20 A; 24 V DC, max. 1 A |
| Input current | 7 A at 24 V DC; 3.2 A at 48 V DC; 2.5 A at 60 V DC |
| Active power input | Typ. 168 W |
| Power loss | Typ. 44 W |
| Required slots | 2 |
| Product lifecycle | Active Product |
Frequently Asked Questions
What order number should be confirmed for this SIMATIC S7-400 power supply?
Confirm the complete order number 6ES7405-0RA02-0AA0.
What input voltages does the PS405 accept?
The rated DC input values are 24 V DC, 48 V DC, and 60 V DC.
What output does it provide for the backplane bus?
It provides 5 V DC for the backplane bus, max. 20 A, with no base load required, and 24 V DC, max. 1 A, idling-proof.
How many slots does the unit require?
It requires 2 slots.
Is the backup battery included?
It is without the optional backup battery. The optional battery is 2x lithium AA; 3.6 V / 2.2 Ah.
