Submittal Sheet

ManualsBrandsFurnas Controls ManualsContactors3 Pole, 38 Amp, 1NO/1NC, 220V Power Contactor

Data sheet 3RT2028-1AN20

CONTACTOR, AC-3, 18.5KW/400V, 1NO+1NC, AC 220V 50/60HZ,

3-POLE, SZ S0 SCREW TERMINAL screw terminal

Product brand name SIRIUS

Product designation Power contactor

Product type designation 3RT2

General technical data

Size of contactor S0

Product extension

● function module for communication

● Auxiliary switch

Yes

Insulation voltage

● rated value

690V

Degree of pollution 3

Surge voltage resistance 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

3RT2028-1AN20 Subject to change without notice

Page 1/

Summary of content (11 pages)

PAGE 1
Data sheet 3RT2028-1AN20 CONTACTOR, AC-3, 18.
PAGE 2
● at AC 8,3g / 5 ms, 5,3g / 10 ms Shock resistance with sine pulse ● at AC 13,5g / 5 ms, 8,3g / 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 Equipment marking ● acc. to DIN 40719 extended according to IEC 204-2 acc. to IEC 750 K ● acc.
PAGE 3
Operating current for approx. 200000 operating cycles at AC-4 ● at 400 V rated value 12 A ● at 690 V rated value 12 A Operating current ● at 1 current path at DC-1 — at 24 V rated value 35 A — at 110 V rated value 4.5 A — at 220 V rated value 1A — at 440 V rated value 0.4 A — at 600 V rated value 0.25 A ● with 2 current paths in series at DC-1 — at 24 V rated value 35 A — at 110 V rated value 35 A — at 220 V rated value 5A — at 440 V rated value 1A — at 600 V rated value 0.
PAGE 4
— at 600 V rated value 0.6 A Operating power ● at AC-1 — at 230 V rated value 16 kW — at 230 V at 60 °C rated value 15.5 kW — at 400 V rated value 28 kW — at 400 V at 60 °C rated value 27.5 kW — at 690 V rated value 48 kW — at 690 V at 60 °C rated value 47.5 kW ● at AC-2 at 400 V rated value 18.5 kW ● at AC-3 — at 230 V rated value 11 kW — at 400 V rated value 18.5 kW — at 500 V rated value 18.5 kW — at 690 V rated value 18.5 kW Operating power for approx.
PAGE 5
● at 50 Hz 0.72 ● at 60 Hz 0.74 Apparent holding power of magnet coil at AC ● at 50 Hz 10.5 V·A ● at 60 Hz 8.5 V·A Inductive power factor with the holding power of the coil ● at 50 Hz 0.25 ● at 60 Hz 0.28 Closing delay ● at AC 8 ... 40 ms Opening delay ● at AC 4 ... 16 ms Arcing time 10 ...
PAGE 6
● at 48 V rated value 2A ● at 60 V rated value 2A ● at 110 V rated value 1A ● at 125 V rated value 0.9 A ● at 220 V rated value 0.3 A ● at 600 V rated value 0.
PAGE 7
● for live parts — at the side 6 mm Connections/Terminals Type of electrical connection ● for main current circuit screw-type terminals ● for auxiliary and control current circuit screw-type terminals Type of connectable conductor cross-sections ● for main contacts — solid 2x (1 ... 2.5 mm²), 2x (2.5 ... 10 mm²) — single or multi-stranded 2x (1 ... 2,5 mm²), 2x (2,5 ... 10 mm²) — finely stranded with core end processing 2x (1 ... 2.5 mm²), 2x (2.5 ...
PAGE 8
General Product Approval EMC KC Functional Safety/Safety of Machinery Declaration of Conformity Type Examination Test Certificates Marine / Shipping Type Test Certificates/Test Report 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 97 35.1 4.8 3 / L2 5 / L3 75 85 43 1 / L1 4. 5. 6. 5 7.5 2.5 3.