Technical specifications E-82 E4
General
Manufacturer ENERCON GmbH
Dreekamp 5
26605 Aurich
Germany
Type designation E-82 E4
Nominal power 2350/3000 kW
Hub heights 58.91 m; 68.91 m; 78.33 m; 83.99 m
Rotor diameter 82 m
IEC wind class (ed. 3) IIA and IA
Extreme wind speed at hub
height (10-min. mean)
IA 50 m/s; IIA 42,5 m/s
Corresponds to a load equivalent of approx. 70 m/s (3-sec.
gust, IA) or 59.5 m/s (3-sec. gust, IIA)
Annual average wind speed at
hub height
IA 10 m/s; IIA 8,5 m/s
Overview of nominal power, hub height and wind class
Nominal power 2350 kW 2350 kW
3000 kW
2350 kW
3000 kW
2350 kW
3000 kW
Hub height 58.91 m 68.91 m 78.33 m 83.99 m
IEC wind class (ed. 3) IIA IIA IA IA
Rotor with pitch control
Type Upwind rotor with active pitch control
Rotational direction Clockwise
Number of rotor blades 3
Rotor blade length 38.8 m
Swept area 5281 m
2
Rotor blade material GRP/epoxy resin/wood
Lowest power feed speed to
nominal speed
5.5 - 17.5 rpm
Tip speed Up to 77.28 m/s
Power reduction wind speed 28 - 34 m/s (with optional ENERCON storm control)
Conical angle 0°
Rotor axis angle 5°
Pitch control One independent electrical pitch system per rotor blade with
dedicated emergency power supply
Technical specifications E-82 E4
D0376616-2 / DA 20 of 21
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