Roll Royce / ABB
US355 P50FP
US 355P50 FP is a Z-drive azimuthing thruster for variable speed electric motor drive, furnished with a fixed pitch propeller (running in a TK-nozzle).
Thruster comes with a weld-in "spider" type stem for mounting into the vessel.
The steering of thruster is controlled by the Helicon-X3 control system.
Basic Data Thruster:
Prime mover: Variable speed electric motor
Input power: 3000 kW
Input speed: 0-1200 RPM
Max. allowable torque on the input shaft: 23,9 kNm
Propeller speed: 0-172 RPM
Thruster steering speed: 2 RPM
Stem length: 5450 mm
Propeller diameter: 3200 mm
Propeller type: Fixed Pitch (FP)
Number of propeller blades: 4
Nozzle type: TK (high performance nozzle)
Nozzle inner surface material: Mild Steel
Weight Thruster Assy: approx. 53 Te
LV Frequency Converter(s), Main Propulsion:
Type: ABB ACS800 multidrives
Input AV voltage: 690 V
Rated frequency: 60 HZ
Supply type: 24-puls passive rectifier - Line supply
Weight: approx. 2700 kg
Main Propulsion Motors:
Motor type code: ABB AMI 560L6L BAFTMH
Motor type: Squirrel cage Motor