3SB3203-1TR20
COMPLETE UNIT, ROUND

From SIEMENS

22MM PLASTIC ROUND COMPLETE UNIT COMBINATION: EMERGEN.-STOP MUSHR.PUSHB. 40MM LATCHING W.PULL-TO-UNLOCK MECH. WITH YELLOW BACKING PLATE SCREW TERMINAL, 1NC WITH HOLDER RED INSCRIPTION: EMERGENCY STOP !!! Phased-out product !!! SIRIUS ACT 3SU1 is successor Preferred successor type is >>3SU1000-1HA20-0AA0 + 3SU1900-0BC31-0DA0 + 3SU1400-1AA10-1CA0 + 3SU1500-0AA10-0AA0<<
Design of the productComplete unit round with positive latching in accordance with ISO 13850
Enclosure
Shape of the enclosure frontround
Material of the enclosureplastic
Number of command points1
Actuator
Design of the operating mechanismEmergency stop mushroom pushbutton
Manner of function of the actuating elementLatching
Product extension optional Light sourceNo
Color
of the actuating elementRed
Material of the actuating elementplastic
Type of unlocking devicepull-to-unlatch mechanism
Number of switching positions2
Front ring
Product component front ringNo
Holder
Material of the holderPlastic
Contact block/ lampholder
Number of lampholders0
Number of switching elements1
General technical data
Product function
positive openingYes
EMERGENCY STOP functionYes
Product component
Light sourceNo
Type of voltage
of the operating voltageAC/DC
Protection class IPIP66
Operating frequency maximum1 000 1/h
Mechanical service life (switching cycles)
typical300 000
Reference code acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750S
Reference code acc. to DIN EN 81346-2S
Reference code acc. to DIN EN 61346-2S
Operating voltage
rated value5 ... 400 V
Auxiliary circuit
Number of NC contacts for auxiliary contacts1
Number of NO contacts for auxiliary contacts0
Number of CO contacts
for auxiliary contacts0
Operating current at AC-12
at 24 V rated value10 A
at 48 V rated value10 A
at 110 V rated value10 A
at 230 V rated value10 A
at 400 V rated value10 A
Operating current at AC-15
at 24 V rated value6 A
at 48 V rated value6 A
at 110 V rated value6 A
at 230 V rated value6 A
at 400 V rated value3 A
Operating current at DC-12
at 24 V rated value10 A
at 48 V rated value5 A
at 110 V rated value2.5 A
at 230 V rated value1 A
Operating current at DC-13
at 24 V rated value3 A
at 48 V rated value1.5 A
at 110 V rated value0.7 A
at 230 V rated value0.3 A
Connections/Terminals
Type of electrical connectionscrew-type terminals
Tightening torque of the screws in the bracket1 ... 1.2 N·m
Safety related data
B10 value
with high demand rate acc. to SN 3192030 000
Proportion of dangerous failures
with low demand rate acc. to SN 3192020 %
with high demand rate acc. to SN 3192020 %
Failure rate [FIT]
with low demand rate acc. to SN 31920100 FIT
T1 value for proof test interval or service life acc. to IEC 6150820 y
Ambient conditions
Ambient temperature
during operation-25 ... +70 °C
during storage-40 ... +80 °C
Environmental category during operation acc. to IEC 607213K6
Installation/ mounting/ dimensions
Mounting typefront mounting
Shape of the installation openinground
Mounting diameter22 mm
Mounting height49 mm
Installation width40.5 mm
Installation depth49 mm
Accessories
Marking of backing plateYellow backing plate, inscription "EMERGENCY STOP"
Product component holder for 3 switching elementsNo

External links