Data Sheet

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Data sheet 3RW40 74-6BB44

SIRIUS soft starter S12 280 A, 160 kW/400 V, 40 °C

200-460 V AC, 230 V AC Screw terminals

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

● 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 74-6BB44 Subject to change without notice

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Summary of content (7 pages)

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Data sheet 3RW40 74-6BB44 SIRIUS soft starter S12 280 A, 160 kW/400 V, 40 °C 200-460 V AC, 230 V AC Screw terminals 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 No ● External reset Yes ● Adjustable current limitation Yes ● inside-delta circuit No Product component Motor brake output Insul
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Power Electronics Product designation Soft starter Operating current ● at 40 °C rated value A 280 ● at 50 °C rated value A 248 ● at 60 °C rated value A 215 W 90 000 W 160 000 Yielded mechanical performance [hp] for three-phase AC motor at 200/208 V at standard circuit at 50 °C rated value hp 75 Operating frequency rated value Hz 50 ...
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Relative negative tolerance of the control supply voltage at AC at 60 Hz % -15 Relative positive tolerance of the control supply voltage at AC at 60 Hz % 10 Display version for fault signal red Mechanical data Size of engine control device S12 Width mm 160 (height) mm 230 Depth mm 278 (mounting type) screw fixing (mounting position) With additional fan: With vertical mounting surface +/90° rotatable, with vertical mounting surface +/- 22.
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● finely stranded with core end processing min. 2x 50 mm², max. 2x 185 mm² ● finely stranded without core end processing min. 2x 50 mm², max. 2x 185 mm² ● stranded max. 2x 70 mm², max. 2x 240 mm² Type of connectable conductor cross-sections at AWG conductors for main contacts for box terminal ● using the back clamping point 250 ... 500 kcmil ● using the front clamping point 3/0 ... 600 kcmil ● using both clamping points min. 2x 2/0, max.
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General Product Approval Declaration of Conformity Miscellaneous EMC Test Certificates Shipping Approval Special Test Certificate For use in hazardous locations other Confirmation 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 100 hp 200 ● at 460/480 V — at standard circuit at 50 °C rated value Contact rating of auxiliary contacts according to UL B300 / R300 Further information Simulation Tool for Soft S
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210 230 160 12.
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95 14/24 3 - A1 A2 2 5/L3 6/T3 + 3/L2 4/T2 1 1/L1 2/T1 3RW40 74-6BB44 Page 7/7 98 96 BYPASSED 23 13 ON/RUN last modified: OVERLOAD/FAILURE IN -Q1 07/26/2019 09/11/2019 Subject to change without notice © Copyright Siemens