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ENERCON E-40 Operating Instructions
Page 47 of 96
5.3.4 Menu "mains data"
The menu "mains data" is accessed via menu mains mains values. The menu
"mains data" includes the actual values of the voltages for all three phases and the actual frequency value. Values are given separately for each converter and also as the average of both converters. The limit voltage value is also indicated. Ajustments cannot be made.
5.3.5 Menu "blade defroster" (optional)
The menu "blade defroster" is accessed via menu adjust menus operational adjustments blade heating system. If a rotor blade heating is not installed, this menu is not available. A detailed description of the rotor blade heating is given in section 8.2. The menu "blade defroster" has the following structure:
B l a d e d e f r o s t e r
============================
automatic : ein
Heater : inactiv
Heatingdur.: 1:00:00
New time : 1:01:00 end automat.
off start manuell enter heating duration
+/- +hour +minute +second
By setting the key automatic on / off to on, the rotor blade heating is set to automatic mode. It can also be operated manually.
In automatic mode the rotor blade heating switches itself on as soon as a temperature 2 °C is measured and at the same time one of the following criteria is fulfilled:
the turbine does not start repeatedly although the wind speed is above the start-up wind speed
tower oscillations are more than normal.
Control and power cabinets
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