Vents TT 125 U1

Mixed-flow inline fans
  • Sound pressure level LpA at 3 m: 37 dB(A)
  • Control: Built-in speed controller
  • Impeller type: Mixed-flow
  • Casing material: Plastic
  • Installation in any position
  • Cable with mains plug
  • Temperature sensor
  • Timer: Turn off timer
Unit of measurement TT 125 U1
Speed - 1 2
Connected air duct size mm 125
Phases - 1
Minimum supply voltage V 230
Maximum supply voltage V 230
Power supply frequency Hz 50/60
Rated power W 23 37
Unit current A 0.18 0.27
Maximum airflow m³/h 220 280
Rotation speed at 50hz - 1950 2455
Sound pressure level LpA at 3 m dB(A) 28 37
Weight kg 1.79
Transported air temperature (max) °С 40
Transported air temperature (min) °С -25
Ingress protection rating - IPX4
Ingress protection rating of the drive - IPX4
Impeller material - Plastic
Vents TT 125 U1 57 280 2016
Trademark Vents
Model TT 125 U1
Specific energy consumption (SEC) (kWh/(m²/a)) Cold Average Warm
-49.3 A+ -24.3 C -9.9 F
Type of ventilation unit Unidirectional
Type of drive installed Variable speed
Type of heat recovery system None
Maximum flow rate (m³/h) 280
Electric power input (W) 37
Reference flow rate (m³/s) 0.049
Specific power input (SPI) (W/(m³/h)) 0.135
Control typology Local demand control
Maximum external leakage rates (%) 2.7
Declared typology RVU UVU
Sound power level (dB(A)) 57
The annual electricity consumption (AEC) (kWh/a) Cold Average Warm
78 78 78
The annual heating saved (AHS) (kWh/a) Cold Average Warm
5131 2623 1186
Datasheet
"VENTS TT" product description 08-2025
1.46 Mb
Manual
"VENTS TT" user's manual 03-2026 (V10EN-12)
1.13 Mb
Image
TT 125 U1 - image 1
397 Kb
∅D B H L
123 167 190 246
Name Photo Description
Vents SRP 125/500 SRP 125/500 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Vents SRP 125/600 SRP 125/600 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Vents SRP 125/750 SRP 125/750 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Vents SRP 125/900 SRP 125/900 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Vents SRP 125/1200 SRP 125/1200 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Vents SRP 125/1500 SRP 125/1500 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Vents SRP 125/2000 SRP 125/2000 Silencers with an internal flexible air duct made of micro-perforated aluminium foil laminated with polyester film
Name Photo Description
Vents FB K2 125 G4/F8 FB K2 125 G4/F8 Panel filters of a high purification level
Vents FB K2 125 G4/C/F8 FB K2 125 G4/C/F8 Panel filters of a high purification level
Vents FB K2 125 G4/H13 FB K2 125 G4/H13 Panel filters of a high purification level
Vents FB K2 125 G4/C/H13 FB K2 125 G4/C/H13 Panel filters of a high purification level
Vents FB 125 FB 125 Round panel air filters
Vents FBV 125 FBV 125 Round panel air filters with a large filtration area
Vents FBK 125-4 FBK 125-4 Round bag air filters
Vents FBK 125-5 FBK 125-5 Round bag air filters
Vents FBK 125-7 FBK 125-7 Round bag air filters
Name Photo Description
Vents KOM 125 KOM 125 Backdraught damper with spring-loaded plates for shutting off air flow in round air ducts
Vents KOMu 125 KOMu 125 Backdraught damper with spring-loaded plates for shutting off air flow in round air ducts
Vents KOM1 125 KOM1 125 Backdraught gravity damper for shutting off air flow in round air ducts
Vents KR 125 KR 125 Air dampers for controlling air flow in round air ducts
Vents KRV 125 KRV 125 Air dampers for automatic air flow control in round ducts
Other accessories
Name Photo Description
Vents VVG 125 VVG 125 Flexible anti-vibration inserts for round ducts
Name Photo Description
Vents NKV 125-2 NKV 125-2 Inline water supply air heaters or heater for air handling units with a round cross-section
Vents NKV 125-4 NKV 125-4 Inline water supply air heaters or heater for air handling units with a round cross-section
Name Photo Description
Vents NK 125-0,6-1 NK 125-0,6-1 Round electric inline heaters with round cross-section
Vents NK 125-0,8-1 NK 125-0,8-1 Round electric inline heaters with round cross-section
Vents NK 125-1,2-1 NK 125-1,2-1 Round electric inline heaters with round cross-section
Vents NK 125-1,6-1 NK 125-1,6-1 Round electric inline heaters with round cross-section
Vents NK 125-2,4-1 NK 125-2,4-1 Round electric inline heaters with round cross-section