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Construction
Direct drive. Two different constructions are available: A and B.
Construction A
Cylindrical stack with plate square base for fixing on to a horizontal base, or fitted to suit the roof pitch. The fan is galvanized, fitted with a rain hood as protection against adverse weather conditions.
Construction B
Cheaper construction without square base. The impeller is made of diecast aluminium and 5 adjustable baldes (for both constructions A + B).
Motor
The motor is three-phase, 230/400 V, 50 Hz, V6 (other frequencies, tensions on demand).
Direction of the air
The specifications listed in the tables refer to construction A. As to construction B the specifications change as follows: SPECIFICATIONS - 10%; ABSORPTION + 10%; NOISE LEVEL + 3÷4 dB/A.
N.B.: To protect the fiberglass hoods during transport, they are delivered disassembled.
Direct drive. Two different constructions are available: A and B.
Construction A
Cylindrical stack with plate square base for fixing on to a horizontal base, or fitted to suit the roof pitch. The fan is galvanized, fitted with a rain hood as protection against adverse weather conditions.
Construction B
Cheaper construction without square base. The impeller is made of diecast aluminium and 5 adjustable baldes (for both constructions A + B).
Motor
The motor is three-phase, 230/400 V, 50 Hz, V6 (other frequencies, tensions on demand).
Direction of the air
The specifications listed in the tables refer to construction A. As to construction B the specifications change as follows: SPECIFICATIONS - 10%; ABSORPTION + 10%; NOISE LEVEL + 3÷4 dB/A.
N.B.: To protect the fiberglass hoods during transport, they are delivered disassembled.