VKN SILENT

VKN SILENT
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VKN SILENT

Product catalog summary
Overview: The document provides detailed information on VKN SILENT fan-assisted trench heaters, which are designed for high thermal output with minimal noise, making them suitable for environments like the National Parliament building in Warsaw, Poland.
Specifications: VKN SILENT heaters are 100 mm in height and feature a modified heat exchanger and fan impeller/motor for quieter operation and increased efficiency. The casing is made of galvanized steel, and the heat exchanger is copper-aluminum with an air vent. The fan operates on a 24 V DC motor.
Acoustic Performance: The document highlights a noise reduction of 3dB, effectively halving the noise level, based on reports from the Energy Affairs Institute in Lodz, Poland.
Standard and Additional Equipment: Standard equipment includes a casing in RAL 9005 black, a modern fan, connection space cover, and assembly struts. Additional options include casings in any RAL color, decorative frames and grilles, a raised floor kit, and BMS control.
Dimensions and Order Codes: Heaters are available in various lengths (650-2250 mm for VKN1 and 650-3550 mm for VKN5) with specific order codes based on length and connection side. Detailed dimensions for trench height, bottom width, and grille width are provided.
Performance Data: Detailed tables and graphs show heat output, sound pressure levels, and electric power demand across different operating modes (Min, Med, Max, Boost) and temperatures. Corrective factors for different installation temperatures and grille types are included.
Water Capacity and Pressure Losses: Water capacities for different heater lengths are listed, along with graphs for pressure losses based on water flow rates.
Specifications: Maximum permissible operating pressure is 1.0 MPa, test pressure is 1.3 MPa, maximum hydraulic pressure is 1.69 MPa, and maximum operating temperature is 110°C.
Product Overview: VKN SILENT heaters are designed for thermomodernized buildings and can be directly connected to a 230 V AC power supply. The connection kit includes a 230 V AC / 24 V DC power supply, a VER-927 connection box, and a 230 electric box.
Product Variants: VKN1 Series includes models like VKN1-6.5/14/Lk, while VKN5 Series includes models like VKN5-7.5/25/Lk.
Additional Information: Changes in product construction or color range may occur after the catalogue's publication date. Contacting a VERANO CONVECTOR sales representative is recommended for the most accurate information.
Related Products: Related products include CVK trench heating and cooling units, FRESHAIR+ units with fresh air supply, COMODO CALIENTE STANDARD wall and floor mounted convectors, and VK15 natural convection trench heaters.
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Catalog excerpts

VKN SILENT-1

Fan assisted trench heaters. 10 cm height 2019_08 1

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VKN SILENT-2

OUR REFERENCE JOB FROM THE FIRST PAGE • The National Parliament building in Warsaw/Poland VKN SILENT fan assisted trench heaters operate as energy efficient heating emitters for this building. ETO – Engineered to Order The rooms and chambers in the Parliament Building required heating emitters with a total minimum noise level. We designed the brand-new model exclusively for this project to meet the highest and the most rigorous noise level requirements, usually the same that are for broadcasting rooms. Shhh! High thermal output complementing minimum noise level! Ideal for any rooms and chambers...

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VKN SILENT-3

•• Casing made of galvanised steel sheet in RAL 9005 black, •• Casing made of galvanised steel sheet in any RAL colour, •• Highly efficient copper-aluminium heat exchanger with air vent, •• Decorative frames that run around the trench casing attached to the grille support edge: frames can be L or F shape, made of natural or anodised aluminium, Trench bottom width (B) •• Modern fan with silent end efficient 24 V DC motor, •• Connection space cover, •• Decorative grille, •• Fan cover with airflow baffle, •• Assembly protection fibreboard for transporting and installation, •• ½” connection threads,...

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VKN SILENT-4

Trench length • Standard heating output [W] compliant to EN-16430, room air temperature 0, = 20°C. • Control voltages for the respective modes of operation: Min - 2 V Med - 4 V Max - 6 V Boost - 10 V. • Min, Med, Max fan speeds are for continuous operations, the Boost mode is for speed room heating. • We recommend making a selection for MAX fan speed. • Sound power level according to ISO-3745 standard, sound pressure level measured at distance of 2 m to the heater, in a 100 m3 volume room. Reverb time - 0,5 s, room damping - 8 dB(A)

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VKN SILENT-5

HEAT OUTPUT AND SOUND PRESSURE OF VKN1-10/17/Lk The graphs present how heat output Φ [W] depends on the respective average temperature differences ΔT [K], for control voltages U [V]. The graphs also present the sound pressure levels for the respective heater operating conditions. Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K]

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VKN SILENT-6

•• Casing made of galvanised steel sheet in RAL 9005 black, •• Casing made of galvanised steel sheet in any RAL colour, •• Highly efficient copper-aluminium heat exchanger with air vent, •• Decorative frames that run around the trench casing attached to the grille support edge: frames can be L or F shape, made of natural or anodised aluminium, Trench bottom width •• Modern fan with silent end efficient 24 V DC motor, •• Connection space cover, •• Decorative grille, •• Fan cover with airflow baffle, •• Assembly protection fibreboard for transporting and installation, •• ¾” connection half threads,...

 Open the catalog to page 6
VKN SILENT-7

Trench length • Standard heating output [W] compliant to EN-16430, room air temperature 0, = 20°C. • Control voltages for the respective modes of operation: Min - 2 V Med - 4 V Max - 6 V Boost - 10 V. • Min, Med, Max fan speeds are for continuous operations, the Boost mode is for speed room heating. • We recommend making a selection for MAX fan speed. • Sound power level according to ISO-3745 standard, sound pressure level measured at distance of 2 m to the heater, in a 100 m3 volume room. Reverb time - 0,5 s, room damping - 8 dB(A)

 Open the catalog to page 7
VKN SILENT-8

HEAT OUTPUT AND SOUND PRESSURE OF VKN5-10/25/Lk The graphs present how heat output Φ [W] depends on the respective average temperature differences ΔT [K], for control voltages U [V]. The graphs also present the sound pressure levels for the respective heater operating conditions. Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Average temperature difference ΔT [K] Sound pressure

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VKN SILENT-9

Heat output corrective factors for VKN 100 mm high heaters for installation temperatures other than 75/65/20°C. FLOW AND RETURN TEMPERATURES [°C] HEAT OUTPUT CORRECTIVE FACTORS FOR VKN SILENT HEATERS ACCORDING TO THE GRILLE TYPE GRILLE TYPE CONVERSION FACTOR Roll-up aluminium, double t-bar 67% Roll-up aluminium, closed profile 61% Roll-up wooden grille 52% Stainless steel grille 62%

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VKN SILENT-10

WATER CAPACITY FOR VKN SILENT HEATERS DECLARED PROPERTIES HEATER TYPE Maximum permissible operating pressure: 1,0 MPa Maximum hydraulic pressure: 1,69 MPa Maximum operating temperature: 110°C

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VKN SILENT-11

THE 230V AC – IP65 RATED CONNECTION SUPPLY MODULE For thermomodernized buildings, it becomes problematic to provide additional 24 V DC low voltage installation. To avoid this problem, the power supply and connection module has been developed that allows the 230 V AC power supply to be connected directly to the heater trench. The internal connection box provides correct connection of the all electrical elements of the trench heater, further installation time on site. The connection kit includes: • 230 V AC / 24 V DC Power supply • VER-927 Connection Box • 230 Electric Box • Heater trench extension...

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VKN SILENT-12

Natural convection trench heaters Trench heating and cooling units Wall mounted and floor mounted convectors PRICE LIST Trench heating and cooling units with fresh air supply COMODO CALIENTE STANDARD Fan assisted trench heaters Trench heating and cooling units 1 Wall mounted and Floor mounted convectors Fan assisted trench heaters COMODO CALIENTE STANDARD Natural convection trench heaters Trench heating and cooling units with fresh air supply PRICE LIST V E R A NO ul. Vetterów 7a, 20-277 Lublin tel. +48 81 44 08 330 | tel. +48 515 166 103 w w w.v e r a n o - g l o b a l . c o m After publishing...

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