Figure 8 distance between the transformer with the transformer room doors or walls
(article 3.4.3.1.2) (3) ventilation ventilation slots should stay away from doors, Windows, fire escape and fire installations material as much as possible. The temperature inside the transformer must not exceed 40° c. G Using natural air circulation system. There must be a venting on both the inbound and outbound. The area of the ventilation slots on each side (not include wire mesh) Must not be less than 1 square meter per ampere, Volt 1000 kV (kVA) And must not be smaller than 0.5 square meters. Location of venting the access must be located close to the floor. But it must be not less than 100 mm high venting out must lie near the ceiling or roof and sides that allow ventilation through a transformer. Are not allowed on the same wall and ventilation slots must be closed with wire mesh? ข. Fan cooled Rear ventilation slots into a smaller size is calculated based on the air side and (3) 3.4.3.1 must install a fan that can suck the air out of the room, not less. 8.40 cubic meters per minute per kW of electric power transformer all lost when there is a full load that
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