Envirovent SILENT MV-160/100, Installation And Wiring Instructions

•  The fan should always be installed so that safe operation and maintenance can be ensured.

•  Before installing the unit ensures the impeller is running freely and there are no obstructions to 

the airflow.

Electrical Connection

•  Before Installation and Wiring ENSURE THE MAINS ELECTRICAL SUPPLY IS DISCONNECTED!

•  The electrical installation must include a double pole switch with a contact clearance or at least 

3mm, correctly sized and in accordance with the electrical standards of the country of installation.

•  Ensure that the voltage and frequency of the electrical supply match the information stated on the 

Date Plate of the unit (maximum recommended tolerance of Voltage (V) and Frequency (Hz) ±5%).

•  The SILENT MV 160/100 standard fan (non-Timer) is fitted with single-phase 2-speed motor. For 

connection using the two speed selection switches REGUL-2 or COM-2, follow wiring diagrams (Fig. 

2). All motors are also 100% speed controllable via electronic voltage regulating speed controllers. 

For connection using a REB single phase speed controlled, follow wiring diagrams (Fig. 3).

•  The SILENT MV 160/100 “T” fan is fitted with single-phase 1 –speed motor and an electronic timer 

adjustable from approx. 1 minute up to 30 minutes. For connection, follow wiring diagram (Fig. 4).

•  Before operation, check all connections are correct and there are no obstructions to the airflow.

•  On connecting the electrical supplies ensure the direction of rotation and airflow corresponds with 

the direction airflow / rotation arrows (sited on unit).

Maintenance

•  Before inspection or repair, ensure that the unit is disconnected from the mains electrical supply.

•  The fan impeller should be cleaned at least once (1) a year to ensure trouble free operation.

•  Do not clean the unit with strong detergents or cleaning fluids. Use a damp (not wet) cloth only 

for cleaning.

After Sales Services

We recommend you do not dismantle or remove any other parts than those mentioned, as any 

tampering would automatically cancel the guarantee. If you detect any fault, contact EnviroVent on 

01423810810.

EnviroVent reserves the right to alter specifications without notice.

All EnviroVent products are designed to be recycled when they reach the end of their working life. To 

save the environment and to reduce land fill, please call EnviroVent on 01423810810 to arrange for the 

fan to be returned to the factory.