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Siemens 3RT1926-2FK31

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Siemens 3RT1926-2FK31

electronically delayed auxiliary switch on the front time range 5...100 s, 100 ... 127 V AC / DC, 1 NO + 1 NC off delayed, without control signal for 3RT1

SiemensMFR # 3RT1926-2FK31SKU # CEY-8EF3B0393D07
product brand nameSIRIUS
product designationauxiliary switch
design of the productWith OFF-delay
product type designation3RT19
product component semi-conductor outputNo
degree of pollution3
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About This Product

electronically delayed auxiliary switch on the front time range 5...100 s, 100 ... 127 V AC / DC, 1 NO + 1 NC off delayed, without control signal for 3RT1

Siemens 3RT1926-2FK31

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Specifications

product brand nameSIRIUS
product designationauxiliary switch
design of the productWith OFF-delay
product type designation3RT19
General technical data
size of contactor can be combined company-specificS6 ... S12
product component semi-conductor outputNo
product extension required remote controlNo
product extension optional remote controlNo
insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value300 V
degree of pollution3
surge voltage resistance rated value4 000 V
shock resistance according to IEC 60068-2-2711 g / 15 ms
vibration resistance according to IEC 60068-2-610 ... 55 Hz: 0.35 mm
mechanical service life (operating cycles) typical10 000 000
electrical endurance (operating cycles) at AC-15 at 230 V typical100 000
adjustable time5 ... 100 s
relative setting accuracy relating to full-scale value15 %
ON period/maximum minimum200 ms
recovery time150 ms
reference code according to IEC 81346-2K
active principleelectronic
relative repeat accuracy1 %
Substance Prohibitance (day/month/year)07/01/2006
SVHC substance nameLead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1
Net Weight0.078 kg
Product Function
product function star-delta circuitNo
Control circuit/ Control
type of voltage of the control supply voltageAC
at 50 Hz100 ... 127 V
at 60 Hz100 ... 127 V
control supply voltage frequency 150 ... 60 Hz
initial value0.85
full-scale value1.1
initial value0.85
full-scale value1.1
initial value0.85
full-scale value1.1
Switching Function
ON-delayNo
ON-delay/instantaneous contactNo
passing make contactNo
passing make contact/instantaneous contactNo
OFF delayYes
flashing symmetrically with interval start/instantaneousNo
flashing symmetrically with interval startNo
flashing symmetrically with pulse start/instantaneousNo
flashing symmetrically with pulse startNo
flashing asymmetrically with interval startNo
flashing asymmetrically with pulse startNo
constant clock cycle with pulse startNo
constant clock cycle with interval startNo
variably clocked with pulse startNo
variably clocked with interval startNo
star-delta circuit with delay timeNo
star-delta circuitNo
additive ON-delayNo
passing break contactNo
passing break contact/instantaneousNo
OFF delayNo
OFF delay/instantaneousNo
pulse delayedNo
pulse delayed/instantaneousNo
pulse-shapingNo
pulse-shaping/instantaneousNo
additive ON-delay/instantaneousNo
ON-delay/OFF-delayNo
ON-delay/OFF-delay/instantaneousNo
passing make contactNo
passing make contact/instantaneous contactNo
retrotriggerable with deactivated control signal/instantaneous contactNo
retrotriggerable with switched-on control signalNo
retrotriggerable with switched-on control signal/instantaneous contactNo
retriggerable with deactivated control signalNo
design of the control terminal non-floatingNo
Short-circuit protection
design of the fuse link for short-circuit protection of the auxiliary switch requiredfuse gL/gG: 4 A
Auxiliary circuit
delayed switching1
instantaneous contact0
delayed switching1
instantaneous contact0
delayed switching0
instantaneous contact0
maximum3 A
at 24 V3 A
at 250 V3 A
at 24 V3 A
at 250 V3 A
at 24 V1 A
at 125 V0.2 A
at 250 V0.1 A
Inputs/ Outputs
at the relay outputs switchover delayed/without delayNo
non-volatileNo
Electromagnetic compatibility
EMC immunity according to IEC 61812-1EN 61000-6-2
due to burst according to IEC 61000-4-42 kV network connection / 1 kV control connection
due to conductor-earth surge according to IEC 61000-4-52 kV
due to conductor-conductor surge according to IEC 61000-4-51 kV
field-based interference according to IEC 61000-4-310 V/m
electrostatic discharge according to IEC 61000-4-24 kV contact discharge / 8 kV air discharge
Safety related data
category according to EN 954-1none
Electrical Safety
protection class IP on the front according to IEC 60529IP20
touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front
type of insulationBasic insulation
Connections/ Terminals
product component removable terminal for auxiliary and control circuitNo
type of electrical connection for auxiliary and control circuitscrew-type terminals
solid1x (0.5 ... 4.0mm²), 2x (0.5 ... 2.5 mm²)
finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)
for AWG cables solid2x (20 ... 14)
for AWG cables stranded2x (20 ... 14)
solid0.5 ... 4 m²
finely stranded with core end processing0.5 ... 2.5 m²
solid18 ... 14
stranded18 ... 14
Installation/ mounting/ dimensions
mounting positionany
fastening methodclip-on
height46 mm
width33 mm
depth73 mm
— forwards0 m
— backwards0 m
— upwards0 m
— downwards0 m
— at the side0 m
— forwards0 m
— backwards0 m
— upwards0 m
— at the side0 m
— downwards0 m
— forwards0 m
— backwards0 m
— upwards0 m
— downwards0 m
— at the side0 m
Ambient conditions
installation altitude at height above sea level maximum2 000 m
during operation-25 ... +60 °C
during storage-40 ... +85 °C
during transport-40 ... +85 °C
relative humidity during operation15 ... 95 %

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