Kessel Basic 400V Einbau- Und Betriebsanleitung Seite 26

Regular strong sunshine for 8 or more hours and/or
accumulation of heated ambient air to be expected
Irregular, at times increased sunshine to be expected
Continuously shaded installation site and/or ambient
conditions with small temperature fluctuations
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Installation of an air conditioning unit required (available
on request).
Installation of a standard fan with temperature detection
required to ventilate the interior. Ventilation should start
up from an internal temperature of the control cabinet of
40°C.
No measures required.
Installation and operating instructions 016-306