3RW4027-2TB05
3RW40 S0 32A 600V 24V spring therm

From SIEMENS

SIRIUS soft starter S0 32 A, 18.5 k kW/500 V, 40 °C 400-600 V AC, 24 V AC/DC spring-type terminals Thermistor motor protection
General technical data
Product brand nameSIRIUS
Product feature
integrated bypass contact systemYes
ThyristorsYes
Product function
Intrinsic device protectionYes
motor overload protectionYes
Evaluation of thermistor motor protectionYes
External resetYes
Adjustable current limitationYes
inside-delta circuitNo
Product component Motor brake outputNo
Reference identifier acc. to DIN EN 61346-2Q
Reference indentifier acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750G
Power Electronics
Product designationSoft starter
Operating current
at 40 °C rated valueA32
at 50 °C rated valueA29
at 60 °C rated valueA26
Mechanical power output for three-phase motors
at 400 V
— at standard circuit at 40 °C rated valueW15 000
at 500 V
— at standard circuit at 40 °C rated valueW18 500
Operating frequency rated valueHz50 ... 60
Relative negative tolerance of the operating frequency%-10
Relative positive tolerance of the operating frequency%10
Operating voltage at standard circuit rated valueV400 ... 600
Relative negative tolerance of the operating voltage at standard circuit%-15
Relative positive tolerance of the operating voltage at standard circuit%10
Minimum load [%]%20
Adjustable motor current for motor overload protection minimum rated valueA17
Continuous operating current [% of Ie] at 40 °C%115
Power loss [W] at operating current at 40 °C during operation typicalW13
Control electronics
Type of voltage of the control supply voltageAC/DC
Control supply voltage frequency 1 rated valueHz50
Control supply voltage frequency 2 rated valueHz60
Relative negative tolerance of the control supply voltage frequency%-10
Relative positive tolerance of the control supply voltage frequency%10
Control supply voltage 1 at AC
at 50 Hz rated valueV24
at 60 Hz rated valueV24
Relative negative tolerance of the control supply voltage at AC at 60 Hz%-20
Relative positive tolerance of the control supply voltage at AC at 60 Hz%20
Control supply voltage 1 at DC rated valueV24
Relative negative tolerance of the control supply voltage at DC%-20
Relative positive tolerance of the control supply voltage at DC%20
Display version for fault signalred
Mechanical data
Size of engine control deviceS0
Widthmm45
Heightmm150
Depthmm155
Mounting typescrew and snap-on mounting
Mounting positionWith additional fan: With vertical mounting surface +/-90° rotatable, with vertical mounting surface +/- 22.5° tiltable to the front and back Without additional fan: With vertical mounting surface +/-10° rotatable, with vertical mounting surface +/- 10° t
Required spacing with side-by-side mounting
upwardsmm60
at the sidemm15
downwardsmm40
Wire length maximumm300
Number of poles for main current circuit3
Connections/Terminals
Type of electrical connection
for main current circuitspring-loaded terminals
for auxiliary and control current circuitspring-loaded terminals
Number of NC contacts for auxiliary contacts0
Number of NO contacts for auxiliary contacts2
Number of CO contacts for auxiliary contacts1
Type of connectable conductor cross-sections for main contacts for box terminal using the front clamping point
solid2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²), max. 1x 10 mm²
finely stranded with core end processing2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²)
Type of connectable conductor cross-sections at AWG conductors for main contacts for box terminal
using the front clamping point1x 8, 2x (16 ... 10)
Type of connectable conductor cross-sections for main contacts
solid1 ... 10 mm²
finely stranded with core end processing1 ... 6 mm²
Type of connectable conductor cross-sections for auxiliary contacts
solid2x (0.25 ... 2.5 mm²)
finely stranded with core end processing2x (0.25 ... 1.5 mm²)
Type of connectable conductor cross-sections at AWG conductors
for main contacts16 ... 10, 1x 8
for auxiliary contacts2x (24 ... 14)
Ambient conditions
Installation altitude at height above sea levelm5 000
Environmental category
during transport acc. to IEC 607213K6 (no formation of ice, no condensation), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6
during storage acc. to IEC 607213K6 (no formation of ice, no condensation), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6
during operation acc. to IEC 607213K6 (no formation of ice, no condensation), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6
Ambient temperature
during operation°C-25 ... +60
during storage°C-40 ... +80
Derating temperature°C40
Protection class IPIP20

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