Ventpro Silenta-S Series, User Manual, Page: 2 / 12

2
EN
Read and save these instructions before installing the unit.
Compliance with the manual instructions provides reliable service of the unit during
all the service life period. Keep this manual available throughout the entire
operating period. You may need to re-read it for your information.
This user's manual contains technical description and data
sheet,
operation
manual, installation guidelines and warranty
conditions for the axial fan Silenta-S series designed for exhaust
ventilation of small and medium-sized premises heated during
winter time.
The fans are made of white plastic and the front panel is available
in white and metallic colour.
The fan modification may include a protecting insect screen.
The delivery set comprises:
1. Fan - 1 pce;
2. Screws and dowels - 4 pcs;
3. User's manual;
4. Packing.
The fans are designed for connection to 100, 125 and 150 mm
air ducts.
The fans are equipped with low-voltage fans.
"L" model is fitted with a ball bearing motor.
"T" model is fitted with a regulated timer adjustable between
2 and 30 minutes.
" T H" model is fitted with a humidity sensor with operating
threshold from 60% to 90%.
" T P" model is fitted with a motion sensor (only Silenta-M series).
"V" model is fitted with a built-in switch.
"K" model is fitted with a backdraft damper.
Due to the constant improvements the construction of
some models may slightly differ from those described
in this manual.
The fans are mounted to walls, ceilings, in ventilation shaft
or round air duct horizontally or vertically by four screws
and dowels (fig. 1).
Mounting sequence for Silenta-S is shown in fig. 2-10 and
the wiring diagram is shown in fig. 11-16.
The fans are powered by AC 220-240V, 50 Hz single phase
current and designed for continuous operation always
connected to the electric mains.
Air flow direction must match the direction of the arrow
on the fan casing.
The fans are designed for operation at the ambient
temperature range from +0°С up to +45°С.
Ingress protection rating IP 34.
Store the fan in manufacturer’s packaging in a ventilated
room at temperatures b5°C and +40°C and relative
humidity not more than 80% at +25°C.
The fan surfaces require regular cleaning from dust and
dirt. See the cleaning procedure at fig. 31-36 for Silenta-S
fan series
.
Clean the fan surfaces with a soft cloth wetted a solution of
water and mild detergent solution.
Avoid liquid dripping on the motor while cleaning the fan.
Wipe the surfaces dry after cleaning.