Technical Summary
| Product type | Power supply PS407 |
|---|---|
| Series | SIMATIC S7-400 |
| Rated output current | 10 A |
| Input voltage | UC 120/230V |
| Rated value (AC) | 120 V AC |
| Rated value (AC) 2 | 230 V AC |
| Rated value (DC) | 120 V DC |
| Rated value (DC) 2 | 230 V DC |
| Backplane bus output, 5 V DC | 10 A |
| Backplane bus output, 24 V DC | 1 A |
| Line frequency | 50 Hz |
| Line frequency 2 | 60 Hz |
| Mains buffering | 20 ms |
| Active power input, typ. | 95 W |
| Power loss, typ. | 20 W |
| Backup battery (optional) | Yes; 1x lithium AA; 3.6 V / 2.2 Ah |
| Required slots | 2 |
| Overvoltage category | II |
| Equipment protection class | I, with protective conductor |
Key Features
SIMATIC S7-400 PS407 power supply
Power supply PS407 for the SIMATIC S7-400 series.
Power supply PS407 for the SIMATIC S7-400 series.
Wide-range input
UC 120/230V input with 120 V AC, 230 V AC, 120 V DC, and 230 V DC ratings.
UC 120/230V input with 120 V AC, 230 V AC, 120 V DC, and 230 V DC ratings.
Backplane bus output
5 V DC/10 A for the backplane bus, with no base load required.
5 V DC/10 A for the backplane bus, with no base load required.
Additional output
24 V DC/1 A for the backplane bus, idling-proof.
24 V DC/1 A for the backplane bus, idling-proof.
Mains buffering
Mains/voltage failure stored energy time: 20 ms.
Mains/voltage failure stored energy time: 20 ms.
Backup and protection
Optional backup battery, short-circuit protection, and equipment protection class I with protective conductor.
Optional backup battery, short-circuit protection, and equipment protection class I with protective conductor.
Applications
Powering a SIMATIC S7-400 backplane bus
Provides 5 V DC and 24 V DC output for the SIMATIC S7-400 backplane bus.
Provides 5 V DC and 24 V DC output for the SIMATIC S7-400 backplane bus.
Maintaining supply during short mains interruptions
Supports mains buffering with 20 ms stored energy time for voltage failures.
Supports mains buffering with 20 ms stored energy time for voltage failures.
Frequently Asked Questions
What is 6ES7407-0KA02-0AA0 in the SIMATIC S7-400 range?
It is a PS407 power supply for the SIMATIC S7-400 series.
What input voltages does 6ES7407-0KA02-0AA0 support?
It supports UC 120/230V, with 120 V AC, 230 V AC, 120 V DC, and 230 V DC ratings.
What output current does the PS407 provide?
It provides 10 A for the backplane bus at 5 V DC and 1 A at 24 V DC.
How much mains buffering does 6ES7407-0KA02-0AA0 provide?
Mains/voltage failure stored energy time is 20 ms.
