2017 HELMKE AW900R8X4KD

Manufacturer:

Model:

Power: 12,000.00 kW

Voltage: 10,000.00 V Y

Speed: 1,500.00 rpm

Rated motor current: 788 A

Rated frequency: 50 Hz

Rated motor speed: 1,494 rpm

Power factor (cos φ): 0.88 (50%), 0.90 (75%), 0.85 (100%)

• Efficiency (EN 60034-2-1:2008):
• 50%: 96.8%
• 75%: 97.4%
• 100%: 97.2%

Starting/Rated current (Ia/In): 5.0

Starting/Rated torque (Ma/Mn): 1.9

Breakdown/Rated torque (Mk/Mn): 2.3

Mechanical Data

• Number of poles: 4
• Weight: 29,000 kg
• Frame size: 900
• Type of construction: IM B3/D5
• Housing material: Welded steel
• Terminal box material: Welded steel
• Bearing type: Sleeve bearing with circulating lubrication (both DE and NDE)
• Rotor inertia: 540 kgm²
• Cooling method: IC81W (water cooling)
• Water inlet temperature: 28°C
• Water quantity: approx. 50 m³/h

Including base plates for size adjustment

Environmental and Operating Conditions

• Ambient temperature: -5°C to +40°C
• Max altitude above sea level: 1,000 m
• Degree of protection: IP44
• Duty type: S1 (continuous duty)
• Thermal class: F / ∆T = 80 K

Accessories

• Anti-condensation heater (230 V, 50 Hz)
• 2 double resistance thermometers PT 100 (3- and 4-wire) for sleeve bearings
• 6 slot resistance thermometers PT 100 (without surge arresters)
• Terminal box for starpoint (3 terminals)

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