Vents VENTS TT Series, User Manual, Page: 9 / 28

9
EN
MOUNTING
The fan is designed for horizontal or vertical installation on the floor, on the wall or on the ceiling (Fig. 1). The
fan can be installed independently or as part of a set with parallel or in-series connection (Fig. 2).
To be installed on the intake spigot side:
• 1 m long air duct in case of horizontal fan installation
• ventilation hood in case of vertical fan installation
The exhaust spigot must always be connected to the air duct.
The fan mounting steps are shown in Fig. 3–10 and 25-30.
The wiring diagrams are shown in Fig. 11-24.
Terminal designations:
L1
: minimum speed terminal
L2
: maximum speed terminal
QF
: automatic circuit breaker
S
: external speed switch
ST
: external switch (for example, light switch)
X
: input terminal block
QF
S
S/ST
Automatic circuit breaker
designation
Automatic
circuit breaker
External switch designation
External switch