Product Overview
Applications
The PS405 is specified for redundant use in a SIMATIC S7-400 power supply configuration.
Technical Summary
| Product | SIMATIC S7-400 PS405 power supply |
|---|---|
| Input voltage | 24/48/60 V DC |
| Backplane bus output | 5 V DC, max. 10 A; no base load required |
| 24 V DC bus output | Max. 1 A; idling-proof |
| Active power input | Typ. 95 W |
| Power loss | Typ. 20 W |
| Required slots | 2 |
| Protection | Short-circuit protection; equipment protection class I, with protective conductor |
Key Features
Rated input values are 24 V DC, 48 V DC, and 60 V DC.
The 5 V DC output provides up to 10 A for the backplane bus, with no base load required.
The 24 V DC backplane bus output provides up to 1 A and is idling-proof.
The PS405 is for redundant use and requires 2 slots.
It has short-circuit protection, primary/secondary potential separation, and 20 ms stored energy time during mains/voltage failure.
Frequently Asked Questions
What is the exact product model?
The exact model is Siemens 6ES7405-0KR02-0AA0, a SIMATIC S7-400 PS405 power supply.
What input voltages does the PS405 support?
Its rated DC input values are 24 V DC, 48 V DC, and 60 V DC.
What is the maximum backplane bus output current?
The 5 V DC backplane bus output is rated up to 10 A, with no base load required.
How many slots does this power supply require?
The PS405 requires 2 slots.
What should be included in a project quotation request?
Include the exact line item, requested quantity, destination, schedule context, and any additional BOM lines.
