B&R 5AC901.CHDD-00
250 GB hard disk Slide-in compact Specified for 24-hour operation S.M.A.R.T. support This 250 GB slide-in compact hard disk is specified for 24-hour operation. The slide-in compact drive can be used in APC910 system units.
Lifecycle & replacement
No manufacturer-published lifecycle data for B&R part numbers is indexed here yet. Ask IAC to check availability and an upgrade path.
IAC stocks legacy spares and exchange units and quotes upgrade paths. Send us the nameplate details and we will confirm a compatible replacement.
Technical specifications
General information
| Certifications / CE | Yes |
| Certifications / UKCA | Yes |
| Certifications / UL | cULus E115267 Industrial control equipment |
| Certifications / HazLoc | cULus HazLoc E180196 Industrial control equipment for hazardous locations Class I, Division 2, Groups ABCD, T3C |
Hard disk
| Data transfer rate / Internal | Max. 1175 Mbit/s |
| Data transfer rate / To/From host | Max. 150 Mbit/s (SATA I), max. 300 Mbit/s (SATA II) |
| Positioning time / Minimum (track to track) | 1 ms |
| Positioning time / Nominal (read access) | 14 ms |
| Positioning time / Maximum (read access) | 30 ms |
| Capacity | 250 GB |
| Number of heads | 2 |
| Number of sectors | 488,397,168 |
| Bytes per sector | 512 |
| Cache | 8 MB |
| Speed | 5400 rpm ±0.2% |
| Startup time | Typ. 3.6 s (from 0 rpm to read access) |
| MTBF | 550,000 hours |
| S.M.A.R.T. support | Yes |
| Interface | SATA |
| Access time | 5.6 ms |
| Supported transfer modes | SATA 1.0, serial ATA revision 2.6 PIO mode 0-4, multiword DMA mode 0-2, UDMA mode 0-6 |
Operating conditions
| Pollution degree per EN 61131-2 | Pollution degree 2 |
Ambient conditions
| Temperature / Operation | 0 to 60°C |
| Temperature / 24-hour operation | 0 to 60°C |
| Temperature / Storage | -40 to 70°C |
| Temperature / Transport | -40 to 70°C |
| Relative humidity / Operation | 5 to 95%, non-condensing |
| Relative humidity / Storage | 5 to 95%, non-condensing |
| Relative humidity / Transport | 5 to 95%, non-condensing |
| Vibration / Operation (continuous) | 5 to 500 Hz: 0.25 g, no unrecoverable errors |
| Vibration / Operation (occasional) | 5 to 500 Hz: 0.5 g, no unrecoverable errors |
| Vibration / Storage | 10 to 500 Hz: 5 g, no unrecoverable errors |
| Vibration / Transport | 10 to 500 Hz: 5 g, no unrecoverable errors |
| Shock / Operation | 350 g and 2 ms duration, no unrecoverable errors |
| Shock / Storage | 800 g and 2 ms duration, no unrecoverable errors 800 g and 1 ms duration, no unrecoverable errors 600 g and 0.5 ms duration, no unrecoverable errors |
| Shock / Transport | 800 g and 2 ms duration, no unrecoverable errors 800 g and 1 ms duration, no unrecoverable errors 600 g and 0.5 ms duration, no unrecoverable errors |
| Elevation / Operation | -300 to 3048 m |
| Elevation / Storage | -300 to 12192 m |
Mechanical properties
| Dimensions / Width | 13 mm |
| Dimensions / Height | 75 mm |
| Dimensions / Depth | 105 mm |
| Installation | Permanent |
| Weight | 134 g |
Vendor information
| Manufacturer | Seagate |
| Manufacturer's product ID | ST9250311CS |
Documentation & CAD
Files hosted by B&R Industrial Automation; links open the official download page.
Get a quote for a replacement
Industrial Automation Co. stocks, sources, and repairs B&R parts — new, refurbished, or exchange units with warranty.
Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.