Datasheet

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Data sheet 3RT2018-2BB42

Power contactor, AC-3 16 A, 7.5 kW / 400 V 1 NC, 24 V DC 3-pole,

Size S00 Spring-type terminals

Product brand name SIRIUS

Product designation Power contactor

Product type designation 3RT2

General technical data

Size of contactor S00

Product extension

● function module for communication

● Auxiliary switch

Yes

Surge voltage resistance

● of main circuit rated value

6kV

● of auxiliary circuit rated value

6kV

maximum permissible voltage for safe isolation

● between coil and main contacts acc. to EN

60947-1

400V

Protection class IP

● on the front

IP20

● of the terminal

IP20

Shock resistance at rectangular impulse

● at DC

7.3g / 5 ms, 4.7g / 10 ms

3RT2018-2BB42 Subject to change without notice

Page 1/

Summary of content (11 pages)

PAGE 1
Data sheet 3RT2018-2BB42 Power contactor, AC-3 16 A, 7.
PAGE 2
Shock resistance with sine pulse ● at DC 11,4g / 5 ms, 7,3g / 10 ms Mechanical service life (switching cycles) ● of contactor typical 30 000 000 ● 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. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 K Reference code acc.
PAGE 3
● at 400 V rated value 5.5 A ● at 690 V rated value 4.4 A Operating current ● at 1 current path at DC-1 — at 24 V rated value 20 A — at 110 V rated value 2.1 A — at 220 V rated value 0.8 A — at 440 V rated value 0.6 A — at 600 V rated value 0.6 A ● with 2 current paths in series at DC-1 — at 24 V rated value 20 A — at 110 V rated value 12 A — at 220 V rated value 1.6 A — at 440 V rated value 0.8 A — at 600 V rated value 0.
PAGE 4
— at 690 V at 60 °C rated value ● at AC-2 at 400 V rated value 22 kW 7.5 kW ● at AC-3 — at 230 V rated value 4 kW — at 400 V rated value 7.5 kW — at 500 V rated value 7.5 kW — at 690 V rated value 7.5 kW Operating power for approx. 200000 operating cycles at AC-4 ● at 400 V rated value 2.5 kW ● at 690 V rated value 3.5 kW Thermal short-time current limited to 10 s 128 A Power loss [W] at AC-3 at 400 V for rated value of the operating current per conductor 2.
PAGE 5
● at 230 V rated value 10 A ● at 400 V rated value 3A ● at 500 V rated value 2A ● at 690 V rated value 1A Operating current at DC-12 ● at 24 V rated value 10 A ● at 48 V rated value 6A ● at 60 V rated value 6A ● at 110 V rated value 3A ● at 125 V rated value 2A ● at 220 V rated value 1A ● at 600 V rated value 0.15 A Operating current at DC-13 ● at 24 V rated value 10 A ● at 48 V rated value 2A ● at 60 V rated value 2A ● at 110 V rated value 1A ● at 125 V rated value 0.
PAGE 6
— with type of assignment 2 required ● for short-circuit protection of the auxiliary switch required gG: 25A (690V,100kA), aM: 20A (690V,100kA), BS88: 25A (415V,80kA) fuse gG: 10 A Installation/ mounting/ dimensions Mounting position +/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.
PAGE 7
Connectable conductor cross-section for main contacts ● solid 0.5 ... 4 mm² ● stranded 0.5 ... 4 mm² ● finely stranded with core end processing 0.5 ... 2.5 mm² ● finely stranded without core end processing 0.5 ... 2.5 mm² Connectable conductor cross-section for auxiliary contacts ● single or multi-stranded 0.5 ... 4 mm² ● finely stranded with core end processing 0.5 ... 2.5 mm² ● finely stranded without core end processing 0.5 ... 2.
PAGE 8
General Product Approval Functional Safety/Safety of Machinery KC Declaration of Conformity Test Certificates Type Test Certificates/Test Report Type Examination Certificate Marine / Shipping Special Test Certificate Marine / Shipping other Confirmation Further information Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/industrial-controls/catalogs Industry Mall (Online ordering system) https://mall.industry.siemens.
PAGE 9
45 73 35 5 3 / L2 5 / L3 7. 8. 5. 6. 7. 8. 2 1 NC A1 + 2 2 NC A2 - 2 / T1 4 / T2 6 / T3 4.8 55 69.5 35.8 6. 5 1 / L1 5. 5 1.