Vents Boost-I 355 Un

Mixed-flow inline fans in sound-insulated casing

	Unit of measurement	Boost-I 355 Un
Speed	-	1	2	3
Connected air duct size	mm	355
Phases	-	1
Minimum supply voltage	V	230
Maximum supply voltage	V	230
Power supply frequency	Hz	50
Rated power	W	126	131	150
Unit current	A	0.60	0.58	0.66
Maximum airflow	m³/h	1986	2170	2360
Rotation speed at 50hz	-	1350	1400	1470
Sound pressure level LpA at 3 m	dB(A)	1350	1400	1470
Weight	kg	20.7
Transported air temperature (max)	°С	55
Transported air temperature (min)	°С	-25
Ambient air temperature min	°С	1
Ambient air temperature max	°С	40
Ingress protection rating	-	IPX4
Ingress protection rating of the drive	-	IP20
Impeller material	-	Plastic

Trademark	Vents
Model	Boost-I 355 Un
Type of drive installed	Integrated VSD
Type of heat recovery system	None
Nominal flow rate (m³/s)	0
Nominal external pressure (Pa)	0
Maximum external leakage rates (%)	0
Static efficiency (%)	0
Declared typology	NRVU UVU
Effective electric power input (kW)	0
Sound power level (dB(A))	0

Datasheet

"VENTS Boost-I" product description 08-2025

997 Kb

Manual

"VENTS Boost-I (EC)" user's manual 04-2024 (V208-2EN-02)

923 Kb

BIM/CAD models

Boost-I (EC)

2.21 Mb

Image

Boost-I 355 Un - image 1

491 Kb

Ø D	Ø D1	B	L	L1
354	412	471	601	739

For round ducts

Name	Photo	Description
Vents SR 355/600		Silencers made of galvanized steel filled with non-combustible sound-absorbing material
Vents SR 355/900		Silencers made of galvanized steel filled with non-combustible sound-absorbing material
Vents SR 355/1200		Silencers made of galvanized steel filled with non-combustible sound-absorbing material

For round ducts

Name	Photo	Description
Vents KR 355		Air dampers for controlling air flow in round air ducts

Thyristor speed controllers

Name	Photo	Description
Vents RS-1-400		Speed controller

Speed control switches

Name	Photo	Description