Vents TT Silent-M EC U Series User manual

VENTS INLINE FANS IN
SOUND-INSULATED CASING
USER’S MANUAL
www.ventilation-system.com
TT Silent-M EC
EN

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CONTENTS
Delivery set ............................................................................................................................................................................................................................................ 7
Brief description ................................................................................................................................................................................................................................ 7
Operation guidelines ...................................................................................................................................................................................................................... 8
Designation key................................................................................................................................................................................................................................... 8
Installation and set-up..................................................................................................................................................................................................................... 9
Connection to power mains ...................................................................................................................................................................................................... 13
Electronics operation algorithm ............................................................................................................................................................................................... 14
Technical maintenance ................................................................................................................................................................................................................. 15
Troubleshooting.................................................................................................................................................................................................................................. 16
Storage and transportation regulations............................................................................................................................................................................... 16
Manufacturer’s warranty................................................................................................................................................................................................................ 17

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This user’s manual is a main operating document intended for technical, maintenance, and operating staff.
The manual contains information about purpose, technical details, operating principle, design, and installation of the
TT Silent-M EC unit and all its modifications.
Technical and maintenance staff must have theoretical and practical training in the field of ventilation systems and should
be able to work in accordance with workplace safety rules as well as construction norms and standards applicable in the
territory of the country.
READ THE USER’S MANUAL CAREFULLY BEFORE PROCEEDING WITH INSTALLATION WORKS.
COMPLIANCE WITH THE MANUAL REQUIREMENTS ENSURES RELIABLE OPERATION AND LONG
SERVICE LIFE OF THE UNIT.
KEEP THE USER’S MANUAL AVAILABLE AS LONG AS YOU USE THE UNIT. YOU MAY NEED TO
REREAD THE INFORMATION ON THE PRODUCT SERVICING.

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FOLLOW THE USER’S MANUAL REQUIREMENTS TO ENSURE DURABLE AND
TROUBLE-FREE OPERATION OF THE UNIT
Disconnect the unit from power supply prior to any connection,
servicing, maintenance, and repair operations.
Only qualied electricians with a work permit for electrical units
up to 1000 V are allowed for installation and maintenance. The
present user’s manual should be carefully read before beginning
works.
• Single-phase power mains must comply with the acting local
electrical norms and standards.
• Fixed electrical wiring must be equipped with an automatic circuit
breaker.
• The unit must be connected to power mains through a QF
automatic circuit breaker integrated into the fixed wiring system.
The gap between the circuit breaker contacts on all poles must
be not less than 3 mm. Check the unit for any visible damages of

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the impeller and the casing before starting installation. The casing
internals must be free of any foreign objects that can damage the
impeller blades.
• While mounting the unit, avoid compression of the casing!
Deformation of the casing may result in the motor jam and noisy
operation. Misuse of the unit and any unauthorised modifications
are not allowed.
• Take steps to prevent ingress of smoke, carbon monoxide, and other
combustion products into the room through open chimney flues or
other fire-protection devices. Sufficient air supply must be provided
for proper combustion and exhaust of gases through the chimney
of fuel burning equipment to prevent back drafting. Transported
air must not contain any dust or other solid impurities, sticky
substances, or fibrous materials.
• Do not use the unit in a hazardous or explosive environment
containing spirits, gasoline, insecticides, etc.
• Do not close or block the intake or extract vents in order to ensure
the efficient air flow.

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• Do not sit on the unit and do not put objects on it.
• The unit is allowed to be used by children aged from 8 years old
and above and persons with reduced physical, sensory, or mental
capabilities or no experience and knowledge provided that they
have been given supervision or instruction regarding safe use of the
unit and understand the risks involved.
• Do not allow children to play with the unit.
THE PRODUCT MUST BE DISPOSED SEPARATELY AT THE END OF ITS SERVICE LIFE.
DO NOT DISPOSE THE UNIT AS UNSORTED DOMESTIC WASTE.

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DELIVERY SET
Fan 1 pc.
Screws with dowels 4 pcs.
Plastic screwdriver (only for models with a timer) 1 pc.
User’s manual 1 pc.
Packing box 1 pc.
BRIEF DESCRIPTION
The product described herein is a mixed-flow inline fan for supply or extract ventilation of premises heated during winter time.
The fan is designed for connection to ø 100, 125, 150, 160, 200, 250 and 315 mm air ducts.
The fan is equipped with an energy-efficient and high-performance electronically commutated motor (EC motor) and a built-in
speed controller.
An external control unit can be connected to the fan.
The fan design is constantly being improved, thus some models may be slightly different from those described in this manual.
To comply with the ErP 2018 regulation, a local demand controller must be used.

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DESIGNATION KEY
TT Silent – M XXX EC X X
Unit voltage:
_ — 230 V/50 (60) Hz (by default)
YYY V/ZZ Hz — mains parameters other than the default ones
Options:
U—speed controller with electronic thermostat and temperature sensor
integrated in the air duct, power cord with mains plug
Un — speed controller with electronic thermostat and external temperature
sensor fixed on 4 m cable, power cord with mains plug
P — built-in smooth speed controller and power cord with mains plug
Motor type
Rated spigot diameter [mm]
Casing material:
M — metal
Casing design:
Silent — sound-insulated
Fan model
OPERATION GUIDELINES
The fan is rated for connection to single-phase AC 230 V/50 (60) power mains.
The fan is rated for continuous operation.
Air motion direction in the system must match the pointer on the fan casing.
Hazardous parts access and water ingress protection rating is IPX4.
The fan is rated for operation at the ambient temperature ranging from +1 °C up to +45 °C.
Transported air temperature must not exceed +60 °C.
The ventilator is rated as a class II electric appliance.

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INSTALLATION AND SET-UP
The fan is suitable both for horizontal or vertical mounting on the floor, on the wall or on the ceiling.
While mounting the fan provide extra protection against water ingress, such as:
• For the top mounting: install an outer protecting hood above.
• In case of any mounting position: connect an air duct on both sides of the fan.
4 x D
4 x D

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Cut off power supply and make sure electricity has been
turned off. Mark the holes for fixing the fan and the power
cable.
Lead the power cable to the ventilation hole, drill the
mounting holes and install the dowels.
Fix the fan with the screws. For any mounting position: connect an air duct on both
sides of the fan.