Relé de Seguridad, Ud. Base Avanzada, 2NA (elect) (Inst) + 2NA (Temp), 24 V DC, Conex. Tornillo
Siemens

Relé de Seguridad, Ud. Base Avanzada, 2NA (elect) (Inst) + 2NA (Temp), 24 V DC, Conex. Tornillo

Módulo de seguridad SIRIUS Módulos base serie Advanced con retardo de 0,5-30 s circuitos de habilitación electrónicos 2 NA instantáneos 2 NA retardados Us = 24 V DC borne de tornillo

Protección y seguridad
opto-electronic protection device monitoringYes
protection class IP of the enclosureIP20
category according to EN ISO 13849-14
according to ISO 13849-1PL e
for delayed release circuit according to ISO 13849-1e
according to IEC 615083
for delayed release circuit according to IEC 61508SIL3
safety device type according to IEC 61508-2Type B
touch protection against electrical shockfinger-safe
for short-circuit protection of the NO contacts of the relaynot required
Datos eléctricos
power loss [W] maximum2W
insulation voltage rated value50 V
overvoltage category3
surge voltage resistance rated value800 V
switching capacity current of semiconductor outputs at DC-13 at2A
recovery time after power failure typical6.5 s
type of voltage of the control supply voltageDC
control supply voltage at DC rated value24 V
Conexión y cableado
for AWG cables solid1x (20 ... 14), 2x (18 ... 16)
for AWG cables stranded1x (20 ... 16), 2x (20 ... 16)
Condiciones ambientales
installation altitude at height above sea level maximum4 000 m
Certificados y homologaciones
certificate of suitability UL approvalYes
Otras características
product brand nameSIRIUS
product categorySafety relays
design of the productSolid-state enabling circuits
product type designation3SK1
product lineAdvanced basic unit
automatic startYes
light barrier monitoringYes
protective door monitoringYes
magnetically operated switch monitoring NC-NOYes
magnetically operated switch monitoring NC-NCYes
laser scanner monitoringYes
light array monitoringYes
EMERGENCY OFF functionYes
monitored start-upYes
product feature cross-circuit-proofYes
suitability for interaction press controlYes
suitability for operation device connector 3ZY12Yes
monitoring of floating sensorsYes
monitoring of non-floating sensorsYes
position switch monitoringYes
EMERGENCY-OFF circuit monitoringYes
magnetically operated switch monitoringYes
safety switchYes
safety-related circuitsYes
degree of pollution3
shock resistance10 g / 11 ms
vibration resistance according to IEC 60068-2-65 ... 500 Hz: 0.75 mm
operating frequency maximum2 000 1/h
Net Weight0.196 kg
noteDerating, see Product Notification 109792701
relative humidity during operation10 ... 95 %
air pressure according to SN 31205900 ... 1 060 hPa
installation environment regarding EMCThis product is suitable for Class A environments only. In household
EMC emitted interferenceIEC 60947-5-1, Class A
product function suitable for safety functionYes
safe stateSafety outputs switched off
stop category according to IEC 60204-10/1
SIL Claim Limit (subsystem) according to EN 620613
according to IEC 62061SIL 3
PFHD with high demand rate according to IEC 620610,0000000015
Safe failure fraction (SFF)99 %
cascading input/functional switchingYes
feedback inputYes
start inputYes
pulse duration of the sensor input minimum60 ms
number of sensor inputs 1-channel or 2-channel1
instantaneous contact0
delayed switching2
adjustable OFF-delay time after opening of the safety0.5 ... 30 s
initial value0.8
full-scale value1.2
mounting positionany
fastening methodscrew and snap-on mounting
height100 mm
width22.5 mm
depth121.5 mm
for grounded parts at the side5 mm
type of electrical connectionscrew terminal
solid1x (0.5 ... 2.5 mm²), 2x (1.0 ... 1.5 mm²)
finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)
tificateates/Test Report
A1+INK
IN1T1
PARIN2
SYS3 | 2 single-ch. sensors / 1 double-ch. sensor
last modified:6/30/2026

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Relé de Seguridad, Ud. Base Avanzada, 2NA (elect) (Inst) + 2NA (Temp), 24 V DC, Conex. Tornillo
Relé de Seguridad, Ud. Base Avanzada, 2NA (elect) (Inst) + 2NA (Temp), 24 V DC, Conex. Tornillo
€160,01 EUR + IVA
€340,45 EUR
3SK1122-1CB42
Plazo de entrega (días):
€160,01 EUR /cada
Total:

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