Siemens Power contactor, 2NO+2NC, 24VDC, 15kW/400V
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Siemens

Siemens Power contactor, 2NO+2NC, 24VDC, 15kW/400V Part number 3RT2027-1BB44

EAN / Barcode 4011209837690
Product Type Control Panel
Product Class Power contactor, AC switching
ETIM Class Power contactor, AC switching
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Product Description

Power Contactor

SIRIUS 3RT2 power contactor for switching motors with a compact design and high contact reliability.

Technical details:

  • Type: AC-3e/AC-3
  • Rated current: 32 A
  • Power: 15 kW / 400 V
  • Poles: 3-pole
  • Control voltage: 24 V DC
  • Auxiliary contacts: 2 NO + 2 NC
  • Terminal type: Screw terminal
  • Size: S0
  • Removable auxiliary switch

Customer benefits:

  • Part of the modular SIRIUS system with optimally coordinated products.
  • Convincing performance from a compact design with high contact reliability.
  • Factory-tested device combinations available.
  • Best connection to the automation level for every application.
  • Integrated auxiliary switches reduce the complexity of design.
  • Front-panel terminals simplify wiring.
  • Climate-resistant and approved for worldwide use (e.g. IEC and UL/CSA).
  • IE3/IE4-ready with AC and DC operation.
  • Available with spring-type terminals for fast, maintenance-free and vibration-proof connection.
  • Comprehensive range of standardized accessories for all sizes.
  • Available link modules, function modules and SIRIUS 3RV29 infeed system reduce wiring expenses.
  • Simple, efficient and always up to date.

Technical Specifications

Depth151 mm
Height85 mm
Modular versionYes
Number of auxiliary contacts as normally closed contact2
Number of auxiliary contacts as normally open contact2
Number of normally open contacts as main contact3
Operating voltage AC 50 Hz690 V
Operating voltage AC 60 Hz690 V
Rated control supply voltage DC24 V
Rated operation current Ie at AC-1, 400 V50 A
Rated operation current Ie at AC-3, 400 V32 A
Rated operation current Ie at AC-4, 400 V22 A
Rated operation power at AC-3, 400 V15 kW
Rated operation power NEMA14.709976 kW
Type of electrical connection of main circuitScrew connection
Voltage type for actuatingDC
Width45 mm
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