Description

ABB MS450-50 Manual Motor Soft Starter MS45050 50.0 A

• Extended Product Type: Motors
• Product ID: MS450-50
• ABB  Type Designation: Motors

Description of ABB MS450-50 Manual Motor Soft Starter

• MS450-50 Manual Motor Starter
• The MS450-50 manual motor starter is a 55 mm width devices with a rated operational current of Ie = 50.0 A. This device is used to manually switch on and off motors and to protect them reliably and without the need for a fuse from short-circuits, overload and phase failures. The manual motor starter
  offers a rated service short-circuit breaking capacity Ics = 25 kA at 400 VAC and the trip class 10. Further features are the building disconnect function, temperature compensation, trip-free mechanism and a rotary handle with a clear switch position indication. The manual motor starter is suitable for three- and single-phase applications. The handle is lockable to protect against unauthorized changes. Auxiliary contacts, signalling contacts, under voltage releases, shunt trips, 3-phase bus bars, power in-feed blocks are available as accessory.

Specifications of ABB MS450-50 Manual Motor Soft Starter

• Product Net Width: 55.0 mm
• Product Net Height: 140.0 mm
• Product Net Depth / Length: 149.0 mm
• Product Net Weight: 1.027 kg
• Setting Range: 40 … 50 A
• Rated Operational Current (I_e): 50 A
• Number of Poles: 3
• Power Loss : Per Pole 4.3 … 6.7 W
• Wire Stripping Length: Main Circuit 13 mm