Data Sheet

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Data sheet 3RW40 38-2TB04

SIRIUS soft starter S2 72 A, 37 kW/400 V, 40 °C 200-

480 V AC, 24 V AC/DC spring-type terminals Thermistor

motor protection

General technical data

Product brand name SIRIUS

Product feature

● integrated bypass contact system

Yes

● Thyristors

Yes

Product function

● Intrinsic device protection

Yes

● motor overload protection

Yes

● Evaluation of thermistor motor protection

Yes

● External reset

Yes

● Adjustable current limitation

Yes

● inside-delta circuit

Product component Motor brake output No

Insulation voltage rated value V 600

Degree of pollution 3, acc. to IEC 60947-4-2

Reference code acc. to DIN EN 61346-2 Q

Reference code acc. to DIN 40719 extended

according to IEC 204-2 acc. to IEC 750

3RW40 38-2TB04 Subject to change without notice

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Summary of content (7 pages)

PAGE 1
Data sheet 3RW40 38-2TB04 SIRIUS soft starter S2 72 A, 37 kW/400 V, 40 °C 200480 V AC, 24 V AC/DC spring-type terminals Thermistor motor protection General technical data Product brand name SIRIUS Product feature ● integrated bypass contact system Yes ● Thyristors Yes Product function ● Intrinsic device protection Yes ● motor overload protection Yes ● Evaluation of thermistor motor protection Yes ● External reset Yes ● Adjustable current limitation Yes ● inside-delta circuit No Product c
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Power Electronics Product designation Soft starter Operating current ● at 40 °C rated value A 72 ● at 50 °C rated value A 62 ● at 60 °C rated value A 60 W 22 000 W 37 000 Yielded mechanical performance [hp] for three-phase AC motor at 200/208 V at standard circuit at 50 °C rated value hp 20 Operating frequency rated value Hz 50 ...
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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 value V 24 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 signal red Mechanical data Size of engine control device S2 Width mm 55 (height) mm 160 Depth mm 170 (mounting typ
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● finely stranded with core end processing 1.5 ... 25 mm² ● stranded 1.5 ... 35 mm² Type of connectable conductor cross-sections for main contacts for box terminal using both clamping points ● solid 2x (1.5 ... 16 mm²) ● finely stranded with core end processing 2x (1.5 ... 16 mm²) ● stranded 2x (1.5 ... 25 mm²) Type of connectable conductor cross-sections at AWG conductors for main contacts for box terminal ● using the back clamping point 16 ... 2 ● using the front clamping point 18 ...
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General Product Approval Declaration of Conformity Miscellaneous other Confirmation EMC Test Certificates Special Test Certificate For use in hazardous locations Shipping Approval Type Test Certificates/Test Report Railway Vibration and Shock UL/CSA ratings Yielded mechanical performance [hp] for three-phase AC motor ● at 220/230 V — at standard circuit at 50 °C rated value hp 20 hp 40 ● at 460/480 V — at standard circuit at 50 °C rated value Contact rating of auxiliary contacts according to UL
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160 110 55 5 24.5 107.
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-Q1 1/L1 3/L2 5/L3 A1 1 14/24 95 last modified: 3RW40 38-2TB04 Page 7/7 4/T2 6/T3 A2 13 23 OVERLOAD/FAILURE BYPASSED 2/T1 ON/RUN IN 96 98 T11/ T21 T12 T22 09/11/2019 09/13/2019 Subject to change without notice © Copyright Siemens