3RK1901-1DE12-1AA0
AS-I DATA DECOUPL 1 X 4A S22.5 SCREW

From SIEMENS

AS-i data decoupler 1 x 4 A Screw terminals, AS-i single Data decoupling module IP20, SlimLine S22.5 Screw terminals Overall width module 22.5 mm IN: 24 V / 30 V DC OUT: 1 x AS-i, 4 A Integrated overload protection Integrated ground fault detection Signaling contact Remote reset
General technical data:
Product designationSingle data decoupling module
Design of the productSlimLine S22.5 - Module to beused in the IP20 control cabinet
Protection class IPIP20
Installation altitude at height above sea level maximumm2 000
Ambient temperature
during operation°C-25 ... +70
during storage°C-40 ... +85
Relative humidity at 25 °C during operation maximum%70
Reference indentifier acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750A
Reference identifier acc. to DIN EN 61346-2A
Supplied active powerW120
Mechanical service life (switching cycles) of the signaling contacts typical1 000 000
Product function
Auto-resetNo
External resetYes
Manual RESETYes
Ground fault detectionYes
Test function of signaling contactsYes
suitable for grounded AS-i networksYes
adapted for non-grounded AS-i networksYes
suitable for AS-i Power24VYes
sequential connected time-delayNo
AS-interface data decouplingYes
Reset functionyes
Adjustable pick-up value current of the current-dependent overload releaseA2.5 ... 4
Number of electrical connections for signaling contact2
Number of outputs for AS Interface maximum1
Display version as status display by LEDyes
Number of switching contacts as NO contact for signaling function1
Design of the switching contact as NO contact for signaling functionyes
Communication/ Protocol:
Protocol is supported AS-interface protocolYes
Auxiliary circuit:
Operating current of auxiliary contacts
at AC-15 at 24 VA3
at DC-13 at 24 VA1
Inputs/ Outputs:
Type of voltage
of the input voltagesDC
of the input voltageDC
Property of the output Short-circuit proofYes
Output voltage
1 at DC
— rated valueV30
— rated valueV20.5 ... 31.6
2 at DC rated valueV24
Output current at DC maximumA4
Input voltage
1 at DC
— rated valueV30
— rated valueV21 ... 32
2 at DC rated valueV24
Input current at DC maximumA4.1
Short-circuit:
Design of short-circuit protectionelectronic
Installation/ mounting/ dimensions:
Mounting positionvertical
Mounting type35-mm DIN rail mounting or wall mounting with plug-in flaps
Widthmm22.5
Heightmm101.3
Depthmm121.2
Type of electrical connection for auxiliary and control current circuitscrew-type terminals
Product function removable terminal for auxiliary and control circuitYes
Type of connectable conductor cross-sections
for auxiliary contacts
— solid1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²)
— finely stranded
— with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)
at AWG conductors for auxiliary contacts2x (20 ... 14)
Certificate of suitabilityCE / UL / CSA
Suitability for use safety-related circuitsYes

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