AC1257 IFM AS-Interface power supply
IFM AC1257 - AS-Interface power supply - Material: steel sheet; Weight: 621; Storage Temperature: -40...85.
Overview
In our catalog, the AC1257 from IFM is listed under the AS-Interface power supply category. The manufacturer's published data for this part number specifies Material: steel sheet and Weight: 621.
Reliably power supply for modules, sensors and actuators; High noise immunity and sufficient power reserves for the compensation of current peaks; Safe decoupling of interferences from the primary supply; Space-saving design; Low heating of the control cabinet due to high efficiency
Published specifications for this part include Storage Temperature: -40...85; Type of mounting: Mounting on DIN rail; (TH35 (EN 60715)); Ambient temperature: -25...70; Protection class: III; Dimensions: 130.5 x 40 x 124.5; Pollution degree: 2; (IEC 62103: conductive soiling not permitted); Product type: AS-Interface power supply; Short-circuit-proof: yes; Design: housing for DIN rail mounting; Overload protection: yes; Housing: rectangular; Overvoltage protection: yes; (< 36 V). See the Specifications tab on this page for the full technical table.
Specifications
| Ambient temperature | -25...70 |
|---|---|
| AS-i certificate | 98801 |
| Back feeding protection | 35 |
| Derating | 3 (60...70 °C) |
| Design | housing for DIN rail mounting |
| Dimensions | 130.5 x 40 x 124.5 |
| Efficiency (nominal voltage 24 V DC) | 90.5 |
| External input protection | ≤ B-10 A / ≤ C-8 A |
| Housing | rectangular |
| Input current (nominal voltage 24 V DC) | 5.5 |
| Input voltage DC | 24 |
| Inrush current limitation | yes |
| Integrated data decoupling | yes |
| Key Features | Reliably power supply for modules, sensors and actuators; High noise immunity and sufficient power reserves for the compensation of current peaks; Safe decoupling of interferences from the primary supply; Space-saving design; Low heating of the control cabinet due to high efficiency |
| Mains buffering time (nominal voltage 24 V DC) | 6 |
| Material | steel sheet |
| Max. power-on delay time | 650 |
| Max. relative air humidity | 95; (IEC 60068-2-30) |
| Max. residual ripple | 50 |
| Nominal voltage DC | 24 |
| Number of output circuits | 1 |
| Operating voltage tolerance | 25...35 |
| Output current AS-i | 4 |
| Output power (peak) | 134 |
| Output power (permanent) | 122 |
| Output voltage AS-i | 30.5 |
| Overload performance | constant output current |
| Overload protection | yes |
| Pack quantity | 1 pcs. |
| Parallel connection of outputs possible | no |
| Pollution degree | 2; (IEC 62103: conductive soiling not permitted) |
| Power loss (nominal voltage 24 V DC) | 12.7 |
| Power reserve | 10 |
| Product type | AS-Interface power supply |
| Protection | IP 20 |
| Protection class | III |
| Series connection of outputs possible | no |
| Short-circuit-proof | yes |
| Specification Summary | Power supply; 130.5 x 40 x 124.5 mm; Output current AS-i 4 A; terminals |
| Storage Temperature | -40...85 |
| Switch-on peak current (nominal voltage 24 V DC) | 2 |
| Type of mounting | Mounting on DIN rail; (TH35 (EN 60715)) |
| Weight | 621 |
Product details
| Manufacturer | IFM |
|---|---|
| Manufacturer part number | AC1257 |
| KKM catalog reference | IFM-AC1257 |
| Product category | Fieldbus Modules & Gateways |
| Published specifications | 43 attributes listed |
| Related part numbers | 7 other part numbers in this family |
Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for AC1257?
KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email [email protected], and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the AC1257?
AC1257 is a IFM part. KKM Solutions sources IFM components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
What is the lifecycle status of AC1257?
We do not hold a published lifecycle status for AC1257. IFM's publishes whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the current status with the manufacturer at quote time — you are told if the part is superseded or discontinued before you commit. Either way we source current-production, superseded and long-obsolete parts the same way; where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.
What are the key specifications of AC1257?
Key specifications include Ambient temperature: -25...70; AS-i certificate: 98801; Back feeding protection: 35; Derating: 3 (60...70 °C). The full specification table on this page lists every published attribute for this part.
How quickly can AC1257 ship?
In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
Variants & Related Part Numbers
Other IFM part numbers in this family:
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