Data Sheet

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Data sheet 3RT2446-1AL20

Contactor, AC-1: 140 A 230 V AC/50/60 Hz 3-pole, 3 NO, Size S3

Screw terminal 1 NO+1 NC integrated

Product brand name SIRIUS

Product designation Contactor

Product type designation 3RT24

General technical data

Size of contactor S3

Product extension

● function module for communication

● Auxiliary switch

Yes

Insulation voltage

● of main circuit with degree of pollution 3 rated

value

1000V

● of auxiliary circuit with degree of pollution 3

rated value

690V

Surge voltage resistance

● of main circuit rated value

8kV

● of auxiliary circuit rated value

6kV

Protection class IP

● on the front

IP20

● of the terminal

IP00

3RT2446-1AL20 Subject to change without notice

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Summary of content (8 pages)

PAGE 1
Data sheet 3RT2446-1AL20 Contactor, AC-1: 140 A 230 V AC/50/60 Hz 3-pole, 3 NO, Size S3 Screw terminal 1 NO+1 NC integrated Product brand name SIRIUS Product designation Contactor Product type designation 3RT24 General technical data Size of contactor S3 Product extension ● function module for communication No ● Auxiliary switch Yes Insulation voltage ● of main circuit with degree of pollution 3 rated value 1 000 V ● of auxiliary circuit with degree of pollution 3 rated value 690 V Surge v
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Shock resistance at rectangular impulse ● at AC 6.7 g / 5 ms, 4.0 g / 10 ms Shock resistance with sine pulse ● at AC 10.6 g / 5 ms, 6.3 g / 10 ms Mechanical service life (switching cycles) ● of contactor typical 10 000 000 ● of the contactor with added electronicscompatible auxiliary switch block typical 5 000 000 ● of the contactor with added auxiliary switch block typical 10 000 000 Reference code acc.
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Operating range factor control supply voltage rated value of magnet coil at AC ● at 50 Hz 0.8 ... 1.1 ● at 60 Hz 0.85 ... 1.1 Apparent pick-up power of magnet coil at AC ● at 50 Hz 348 V·A ● at 60 Hz 296 V·A Inductive power factor with closing power of the coil ● at 50 Hz 0.62 ● at 60 Hz 0.55 Apparent holding power of magnet coil at AC ● at 50 Hz 25 V·A ● at 60 Hz 18 V·A Inductive power factor with the holding power of the coil ● at 50 Hz 0.35 ● at 60 Hz 0.41 Closing delay ● at AC 13 ..
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● at 220 V rated value 0.3 A ● at 600 V rated value 0.
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Type of electrical connection ● for main current circuit box terminal ● at contactor for auxiliary contacts Screw-type terminals ● of magnet coil Screw-type terminals Type of connectable conductor cross-sections ● for main contacts — solid 2x (2.5 ... 16 mm²) — stranded 2x (2,5 ... 16 mm²), 2x (10 ... 50 mm²), 1x (10 ... 70 mm²) — single or multi-stranded 2x (2.5 ... 16 mm²), 2x (10 ... 50 mm²), 1x (10 ... 70 mm²) — finely stranded with core end processing 2x (2.5 ... 35 mm²), 1x (2.5 ...
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General Product Approval Declaration of Conformity Miscellaneous Marine / Shipping EMC Test Certificates Marine / Shipping Type Test Certificates/Test Report Special Test Certificate other Railway Confirmation Declaration of Conformity Vibration and Shock Further information Information- and Downloadcenter (Catalogs, Brochures,…) www.siemens.com/sirius/catalogs Industry Mall (Online ordering system) https://mall.industry.siemens.
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152 70 3 / L2 60 5 / L3 130 140 70 1 / L1 147 3 RT2 0 4 / T2 6 / T3 5 2 / T1 5 5.