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LEITWIND Shriram
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T 250
 
Specification
GENERATOR
Type Asynchronous
Pole changing 4/6
Rated output 250/80 kw
Main voltage 400 V +- 10%
Frequency 50 Hz +- 5%
HYDRAULIC POWER PACK
Operating Pressure 145 bar
Sump capacity 7 lts
Pump capacity 2.6 lts / min
Main voltage 400 V +- 10%
GEAR
Type Planetary gear
Ratio 1:38:17
Cooling Oil in sump-splash 250 lts. Storage in Nacelle Pump circulation
BRAKING SYSTEM
Brake disc (slow-speed side) 2 brake calipers Spring actuated hydraulically released
Brake disc (high-sped side 1 brake caliper) Spring actuated hydraulically released
Brake disc (YAW) •  Spring actuated hydraulically released •  Damper constantly applied •  Spring actuated
OPERATING SYSTEM
Electrical by thyristor regulation
Design data
Structure LATTICE
Construction Bolted
Height of Tower 40m / 50 m
Hub Height 41.5 m / 50 m
Rotor Diameter 28.5m
Area of Swept Circle 638 sq.m
Speed (rated) High / Low 39.8 / 26.5 rev/min
Speed (max) 46 rev/min
Number of blades 3
Rotor Material GRP
 
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