Vents VN E 80 User manual

CENTRIFUGAL EXTRACT FAN
User’s manual
www.ventilation-system.com
VN E 80
EN

2
EN
CONTENTS
Delivery set............................................................................................................................................................................................................................................. 6
Brief description .................................................................................................................................................................................................................................. 6
Designation key................................................................................................................................................................................................................................... 8
Operation guidelines ....................................................................................................................................................................................................................... 9
Installation............................................................................................................................................................................................................................................... 15
Connection to power mains ....................................................................................................................................................................................................... 28
Timer and humidity sensor adjustment............................................................................................................................................................................... 32
Technical maintenance................................................................................................................................................................................................................... 34
Storage and transportation regulations............................................................................................................................................................................... 36
Manufacturer’s warranty................................................................................................................................................................................................................ 37

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EN
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 RE-READ
THE INFORMATION ON THE PRODUCT SERVICING.
This user’s manual is a main operating document intended for technical, maintenance, and operating staff.
The manual contains information about the purpose, technical details, operating principle, design, and installation of the
VN E unit (-s) and all of its (their) 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.
The information in this user’s manual is correct at the time of the document’s preparation.
The Company reserves the right to modify the technical characteristics, design, or configuration of its products at any time
in order to incorporate the latest technological developments.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means in any
information search system or translated into any language in any form without the prior written permission of the Company.

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EN
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 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

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THE PRODUCT MUST BE DISPOSED SEPARATELY AT THE END OF ITS SERVICE LIFE.
DO NOT DISPOSE THE UNIT AS UNSORTED DOMESTIC WASTE.
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.
• 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.

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DELIVERY SET
VN E 80(К)
VN-1 E
80 К
VNV-1 E 80 KV
VNV-1 E 80 KP
VNV-1 E 80 KVK
VNV-1 E
80 E
KV 80
KP 80
KVK 80
Fan assembly, pcs 1 1 - -
Ventilation unit, pcs - - 1 -
Casing, pcs - - 1
Fastener set, pcs 1 1 1 1
Mounting bracket, pcs - 2 - -
Cardboard spacer, pcs - - - 1
Plastic screwdriver (models with timer only), pcs 1 1 1 -
Noise-absorbing insert set, pcs 1 1 - -
Operation manual, pcs 1 1 1 1
Packing box, pcs 1 1 1 1
BRIEF DESCRIPTION
The product is a double-speed pressure fan for exhaust ventilation of small and medium-sized domestic spaces heated
during the cold season. In the base models the fan speed is manually set by means of an external switch.
The fan can be mounted to the ceiling or onto a wall with air extraction into a ventilation shaft or a matching diameter round
air duct. Each specific fan model differs by mounting type:
- VN E 80 (К) / VN-1 E 80 (К) — wall mounting
- VNV-1 E 80 E KV / KP / KVK — concealed (through-the-wall) installation
- VNV-1 E 80 — fan assembly designed for installation into a pre-installed KV E 80, KP E 80 or KVK E 80 casing.

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The VNV-1 E 80 KP, VNV-1 E 80 KVK, VN-1 E 80 K and VN E 80 К meet special fire safety requirements and are designed
for preventing smoke fume penetration into the serviced spaces through air ducts in the event of a fire.
Fan options:
Т — timer
ТР — user-adjustable timer
I— intermittent operation switch
N — humidity sensor

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EN
DESIGNATION KEY
VN V X E 80 K X X X
Additional options
T— timer ТР — user-adjustable timer
I — intermittent operation switch Н— humidity sensor
Connection of air ducts from another room
_ — not available L— left-hand side
R— right-hand side D— bottom side
Casing type (VNV models)
_ — no casing
KP — fire-proof casing
KV — plastic casing
KVK — plastic casing with fire damper
KV2 — casing with rear connection
K — re-safety damper
Fitting diameter [mm]
Fan modiсation
Design variant
_ — grille
1— plastic decorative front panel
2 — aluminium trim plate of decorative front panel
V — concealed (in-wall) mounting variant
Pressure fan

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OPERATION GUIDELINES
The fan is rated for connection to single-phase AC 220...240 V/50 Hz power mains. Ingress protection rating against access
to hazardous parts and water ingress is IP55. The fan is rated for operation at ambient temperatures ranging from +1 °C to
+45 °C. The unit is rated as a Class II electrical appliance.
Conventional designation of casings for VN fans
X 80 K
K — re-safety damper
80 — connection diameter [mm]
Casing type
P — fire-safety casing
KPP — fire-safety casing for ceiling mounting
KV — plastic casing
TECHNICAL DATA
The fan is rated for connection to single-phase AC 220-240 V/50 (60) Hz power mains.
Ingress protection rating against access to hazardous parts and water ingress is IP55.
The fan is rated for operation at ambient temperatures ranging from +1°C to +45°C.
The unit is rated as a Class II electrical appliance.
The main technical specifications are given on the fan casing.

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The outside and connecting dimensions as well as the appearance of the units are given on Fig. 1 through 11.
VN E 80
235
215
199
135
79
102244
VN-1 E 80
235
215
244
203
138
79
102
1
2