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AS-Interface power supply

AC1244

PSU-1AC/ASI-4A

AS-Interface power supply

AC1244

PSU-1AC/ASI-4A

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Alternative articles: AC1254 Product comparison: AC1244 / AC1254 When selecting an alternative article and accessories please note that technical data may differ!

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Technical details
Electrical data
Operating voltage tolerance [%] 10
Nominal voltage AC [V] 110 / 230
Nominal frequency AC [Hz] 47...63
Input voltage range AC [V] 100...240
Protection class I
Overvoltage protection yes; (< 34)
Max. power-on delay time [ms] 150
Output voltage AS-i [V] 29.5...31.6
Number of output circuits 1
Output current AS-i [A] 4
Max. residual ripple [mV] 50
Efficiency (nominal voltage 230 V AC / 50 Hz) [%] 88
Fuse [A] 10; (external, characteristics B)
Derating [W/K] 3% / K (> 60° C)
Mains buffering time (nominal voltage 230 V AC / 50 Hz) [ms] 195
Integrated data decoupling yes
Outputs
Short-circuit proof yes
Overload protection yes
Parallel connection of outputs possible no
Series connection of outputs possible no
Operating conditions
Ambient temperature [°C] 0...70
Protection IP 20
Tests / approvals
EMC
EN 61000-6-2
EN 61000-6-3
AS-i classification
AS-i certificate 89501
Mechanical data
Weight [g] 1002
Type of mounting rail; (TH35 (EN 60715); free space for convection cooling 20 mm)
Dimensions [mm] 136 x 50 x 144
Materials AlMg3; steel sheet; PC
Displays / operating elements
Display
AS-i voltage LED, green
Remarks
Pack quantity 1 pcs.
Electrical connection
Connection screw terminals:
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — AC1244-00 — 29.03.2010 —