1999 Ansaldo Turbine

Manufacturer: Ansaldo

Year of Manufacture: 1999

Technical Data Listing

Generator

• Type: Three-phase synchronous generator GSCR 800Y4
• Power: 7,250 KVA
• Voltage: 10,500V
• Frequency: 50 Hz
• Phase Number: 3
• Number of Poles: 4
• Rated Current: 398.8A
• Power Factor: 0.80
• Rated Speed: 1,500 rpm
• Spin Speed: 1,800 rpm
• Insulation Heat Resistance Class: F
• Ambient Temperature: 40°C
• Moment of Inertia of the Rotor: 118.75 kgm²
• Winding Connection: Star
• Excitation Voltage Rating: 41.2/158.3V
• Rated Excitation Current: 54.2/152.3A
• Operation Mode: Continuous
• Protection Class: IP 4
• Cooling Water Quantity: 660 l/min
• Cooling Water Inlet Temperature: 40°C
• Cooling Water Inlet Pressure: 4 bar
• Air Inlet Temperature: 45°C
• Bearing Type: Rolling bearing
• Bearing A-side: EMZLB18-200
• Bearing B-side: EMZLQ18-200
• Min. Clearance Shaft/Bearing: 0.267mm
• Max. Clearance Shaft/Bearing: 0.342mm
• Permitted Max. Clearance Shaft/Bearing: 0.410mm
• Lubrication Type of Bearings: Oil, pressure circulation
• Oil Type: L-HM46 ISO 3498
• Oil Quantity per Bearing: 8 l/min
• Oil Pressure: 0.2 – 0.5 bar
• Direction of Rotation: Counterclockwise (total on A-side)
• Total Weight of the Machine: 23,200 kg
• Runner Weight: 6,970 kg

Transmission

• Manufacturer: Flender

Turbine

• Type: CD 433DR
• Rated Speed: 9,400 rpm
• Steam Inlet Temperature: 399°C
• Steam Inlet Pressure: 39 bar
• Pressure Exhaust Steam: 0.1 bar
• Temperature Extraction/Tapping: Approx. 210/120°C
• Pressure Extraction/Tapping: Approx. 4.4/1.9 bar

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