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IFM AC1257
AC1257
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Warranty 1 year
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Description
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
Particularly space-saving design
Low heating of the control cabinet due to high efficiency
Specification
Application
| Design | housing for DIN rail mounting |
|---|
Electrical data
| Operating voltage tolerance[%] [%] | 25...35 |
|---|---|
| Nominal voltage DC[V] [V] | 24 |
| Input voltage DC[V] [V] | 24 |
| Protection class | III |
| Overvoltage protection | yes; (< 36 V) |
| Max. power-on delay time[ms] [ms] | 650 |
| Output voltage AS-i[V] [V] | 30.5 |
| Output power (permanent)[W] [W] | 122 |
| Output power (peak)[W] [W] | 134 |
| Note on output power (peak)[W] [W] | briefly to load bus capacities after power on |
| Power reserve[%] [%] | 10 |
| Number of output circuits | 1 |
| Output current AS-i[A] [A] | 4 |
| Max. residual ripple[mV] [mV] | 50 |
| Switch-on peak current (nominal voltage 24 V DC)[A] [A] | 2 |
| Inrush current limitation | yes |
| Efficiency (nominal voltage 24 V DC)[%] [%] | 90.5 |
| External input protection | ≤ B-10 A / ≤ C-8 A |
| Derating[W/K] [W/K] | 3 (60...70 °C) |
| Mains buffering time (nominal voltage 24 V DC)[ms] [ms] | 6 |
| Input current (nominal voltage 24 V DC)[A] [A] | 5.5 |
| Power loss (nominal voltage 24 V DC)[W] [W] | 12.7 |
| Integrated data decoupling | yes |
| Back feeding protection[V] [V] | 35 |
Outputs
| Short-circuit proof | yes |
|---|---|
| Overload protection | yes |
| Overload performance | output current constant |
| Parallel connection of outputs possible | no |
| Series connection of outputs possible | no |
Operating conditions
| Ambient temperature[°C] [°C] | -25...70 |
|---|---|
| Note on ambient temperature | observe the free space for convection (see operating instructions) |
| Storage temperature[°C] [°C] | -40...85 |
| Max. relative air humidity[%] [%] | 95; (IEC 60068-2-30) |
| Protection | IP 20 |
| Pollution degree | 2; (IEC 62103: conductive soiling not permitted) |
Tests / approvals
| EMC | EN 61000-6-1 EN 61000-6-2 EN 61000-6-3 EN 61000-6-4 |
|---|---|
| Vibration resistance | IEC 60068-2-6 ± 1,6 mm 2...17,8 Hz / 2 g 17,8...500 Hz |
| IEC 60068-2-6 | ± 1,6 mm 2...17,8 Hz / 2 g 17,8...500 Hz |
| Shock resistance | IEC 60068-2-27 30 g 6 ms / 20 g 11 ms |
| IEC 60068-2-27 | 30 g 6 ms / 20 g 11 ms |
AS-i classification
| AS-i certificate | 98801 |
|---|
Mechanical data
| Weight[g] [g] | 621 |
|---|---|
| Housing | rectangular |
| Type of mounting | mounting on DIN rail; (TH35 (EN 60715)) |
| Dimensions[mm] [mm] | 130.5 x 40 x 124.5 |
| Materials | steel sheet |
Displays / operating elements
| Display | AS-i voltage LED, green |
|---|---|
| AS-i voltage | LED, green |
Remarks
| Pack quantity | 1 pcs. |
|---|
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