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Siemens SIMATIC S7-400 6ES7407-0DA02-0AA0 PS 407 4 A Power Supply
Manufacturer: Siemens
Condition: Brand New
Lead Time: In Stock
Origin: Germany
Warranty: 12 Months
Email: [email protected]
whatsApp: +86-18150117685
- Overview
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Overview
- Calculate the rack backplane power budget before selecting the 4 A variant.
- Confirm the AC or DC input lies within the stated wide-range limits.
- Specify the optional battery separately when memory backup is required.
SIEMENS SIMATIC S7-400 • RACK POWER
6ES7407-0DA02-0AA0 SIMATIC S7-400 PS 407 4 A Power Supply
A wide-range AC/DC power supply with 5 V and 24 V backplane outputs for S7-400.
At a Glance
| Brand | Siemens |
|---|---|
| Model | 6ES7407-0DA02-0AA0 |
| Product Type | PLC rack power supply |
| Core Function | S7-400 backplane power conversion |
| Compatible Series | SIMATIC S7-400 |
Wide-Range Input
Accepts 120/230 V AC or DC nominal supply.
Dual Backplane Outputs
Supplies up to 4 A at 5 V DC and 0.5 A at 24 V DC.
Optional Backup Battery
A 3.6 V, 2.2 Ah AA lithium battery can provide memory backup.
Product Overview
6ES7407-0DA02-0AA0 is the PS 407 4 A supply for SIMATIC S7-400 racks. It feeds the backplane with 5 V DC and 24 V DC from a wide-range AC or DC mains input.
The supply has short-circuit protection, 20 ms stored-energy buffering and an optional AA lithium backup battery. Match its available backplane current to the installed S7-400 module load.
Key Functions
Rack Power
Converts wide-range mains power into the voltages required by the S7-400 backplane.
Power-Dip Buffering
Provides 20 ms stored-energy time after loss of the mains supply.
Memory Backup Option
Accepts one optional AA lithium battery for backup functions.
Official Specifications
| Nominal AC Input | 120/230 V AC |
|---|---|
| Permissible AC Input Range | 85–264 V AC |
| Nominal DC Input | 120/230 V DC |
| Permissible DC Input Range | 88–300 V DC |
| Nominal Frequency | 50/60 Hz |
| Permissible Frequency Range | 47–63 Hz |
| Rated AC Input Current at 120 V | 0.42 A |
| Rated DC Input Current at 120 V | 0.35 A |
| Maximum Inrush Current | 8.5 A |
| Stored-Energy Time | 20 ms |
| 5 V Backplane Output Current | 4 A maximum |
| 24 V Backplane Output Current | 0.5 A maximum |
| Typical Active Input Power | 52 W |
| Typical Power Loss | 20 W |
| Optional Battery | 1 × AA lithium, 3.6 V / 2.2 Ah |
| Dimensions (W × H × D) | 25 × 290 × 217 mm |
| Approximate Weight | 0.76 kg |
Frequently Asked Questions
What rack does 6ES7407-0DA02-0AA0 supply?
It supplies the backplane of a SIMATIC S7-400 rack.
Can 6ES7407-0DA02-0AA0 use an AC or DC input?
It accepts either an AC or DC input within the stated wide-range limits.
What 5 V current is available from 6ES7407-0DA02-0AA0?
The 5 V backplane output provides up to 4 A.
What 24 V current is available from 6ES7407-0DA02-0AA0?
The 24 V backplane output provides up to 0.5 A.
Does 6ES7407-0DA02-0AA0 support a backup battery?
One 3.6 V, 2.2 Ah AA lithium battery may be installed as an option.
How long can 6ES7407-0DA02-0AA0 buffer a mains interruption?
The specified stored-energy time is 20 ms.
How should I size 6ES7407-0DA02-0AA0 for an S7-400 rack?
Add the backplane current demands of the installed modules and keep them within both output limits.
