Data Sheet

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Data sheet 3RW44 26-3BC36

SIRIUS soft starter Values at 575 V, 50 °C Standard: 68

A, 50 hp Inside-delta: 118 A, 100 hp 400-690 V AC, 115

V AC spring-type 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

Yes

● External reset

Yes

● Adjustable current limitation

Yes

● inside-delta circuit

Yes

Product component Motor brake output Yes

Insulation voltage rated value V 690

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

3RW44 26-3BC36 Subject to change without notice

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Summary of content (7 pages)

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Data sheet 3RW44 26-3BC36 SIRIUS soft starter Values at 575 V, 50 °C Standard: 68 A, 50 hp Inside-delta: 118 A, 100 hp 400-690 V AC, 115 V AC spring-type 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 Yes ● External reset Yes ● Adjustable current limitation Yes ● inside-delta circui
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Power Electronics Product designation Soft starter Operating current ● at 40 °C rated value A 77 ● at 50 °C rated value A 68 ● at 60 °C rated value A 59 ● at 40 °C rated value A 133 ● at 50 °C rated value A 118 ● at 60 °C rated value A 102 — at standard circuit at 40 °C rated value W 37 000 — at inside-delta circuit at 40 °C rated value W 75 000 — at standard circuit at 40 °C rated value W 45 000 — at inside-delta circuit at 40 °C rated value W 90 000 W 75 000 Operating fre
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Relative negative tolerance of the control supply voltage frequency % -10 Relative positive tolerance of the control supply voltage frequency % 10 ● at 50 Hz rated value V 115 ● at 60 Hz rated value V 115 Relative negative tolerance of the control supply voltage at AC at 50 Hz % -15 Relative positive tolerance of the control supply voltage at AC at 50 Hz % 10 Relative negative tolerance of the control supply voltage at AC at 60 Hz % -15 Relative positive tolerance of the control supply
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... 70 mm² ● stranded Type of connectable conductor cross-sections for main contacts for box terminal using the back clamping point ● solid 2,5 ... 16 mm² ● finely stranded with core end processing 2.5 ... 50 mm² ● finely stranded without core end processing 10 ... 50 mm² ● stranded 10 ... 70 mm² Type of connectable conductor cross-sections for main contacts for box terminal using both clamping points ● solid 2x (2.5 ... 16 mm²) ● finely stranded with core end processing 2x (2.5 ...
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General Product Approval Declaration of Conformity Miscellaneous Shipping Approval EMC Test Certificates Special Test Certificate Declaration of Conformity Shipping Approval Type Test Certificates/Test Report other Confirmation UL/CSA ratings Yielded mechanical performance [hp] for three-phase AC motor ● at 460/480 V — at standard circuit at 50 °C rated value hp 50 — at inside-delta circuit at 50 °C rated value hp 75 — at standard circuit at 50 °C rated value hp 50 — at inside-delta circuit
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170 148 269.7 180 191.4 120 7.5 10 100 167 6.5 7 6.
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IN4 IN3 IN2 IN1 L- L+ 95 PE A1 5/L3 3/L2 1/L1 -Q1 last modified: 3RW44 26-3BC36 Page 7/7 T2 T1 34 OUT 3 33 24 OUT 2 23 14 OUT 1 13 98 96 A2 6/T3 4/T2 2/T1 OVERLOAD/FAILURE SYS 09/11/2019 09/13/2019 Subject to change without notice © Copyright Siemens