Siemens

Siemens Sirius MCU Reversing motor starter, 0.55kW Part number 3RK4340-3ER51-1BA0

EAN / Barcode 4011209793019
Product Type Control Panel
Product Class Motor starter/motor starter combination
ETIM Class Motor starter/motor starter combination
Out of Stock
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Product Description

SIRIUS MCU motor starter

The SIRIUS MCU motor starter is designed for reliable motor control with enhanced protection features.

Technical details:

  • Enclosure degree of protection: IP55
  • Material: plastic
  • Communication without electromechanically switching
  • Short-circuit protection with circuit breaker
  • Reversing starter
  • Brake without Performance class: 1.60 A
  • Motor circuit breaker with bi-metal thermal
  • Manual operation without
  • Connection power: M screw connection
  • Standard product

Customer benefits:

  • Reliable motor control with enhanced protection.
  • Ease of installation with screw connection.
  • Flexibility in operation with reversing starter functionality.

Technical Specifications

Ambient temperature, upper operating limit40 °C
Degree of protection (IP)IP55
Depth145 mm
Height220 mm
Number of auxiliary contacts as normally closed contact3
Number of auxiliary contacts as normally open contact1
Overload release current setting1.1 A
Rated conditional short-circuit current, type 1, 480 Y/277 V150000 A
Rated conditional short-circuit current, type 2, 230 V150000 A
Rated conditional short-circuit current, type 2, 400 V150000 A
Rated control supply voltage DC20.4 V
Rated operation current at AC-3, 400 V1.6 A
Rated operation current Ie1.6 A
Rated operation power at AC-3, 230 V, 3-phase0.25 kW
Rated operation power at AC-3, 400 V0.6 kW
Release classCLASS 10
Temperature compensated overload protectionYes
Type of electrical connection for auxiliary- and control current circuitScrew connection
Type of electrical connection of main circuitScrew connection
Type of motor starterReversing starter
Voltage type for actuatingDC
Width182 mm
With short-circuit releaseYes
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