Vents KSB 250 EC

Centrifugal inline fans in insulated casing
  • Maximum airflow: 1145 m3/h
  • Sound pressure level LpA at 3 m: 40 dB(A)
  • Sound insulation
  • Motor type: EC
  • Impeller type: Centrifugal backward curved blades
  • Casing material: Galvanized steel
  • Installation in any position
Unit of measurement KSB 250 EC
Connected air duct size mm 250
Minimum supply voltage V 230
Maximum supply voltage V 230
Power supply frequency Hz 50/60
Rated power W 163.7
Unit current A 1.34
Maximum airflow m3/h 1145
Sound pressure level LpA at 3 m dB(A) 40
Transported air temperature (max) °С 60
Transported air temperature (min) °С -25
Ingress protection rating - IPX4
Ingress protection rating of the drive - IP55
Vents KSB 250 EC 0 980 2018
Trademark Vents
Model KSB 250 EC
Specific energy consumption (SEC) (kWh/(m2/a)) Cold Average Warm
53.9 A+ 26.8 B 11.3 E
Type of ventilation unit Unidirectional
Type of drive installed Variable speed
Type of heat recovery system None
Maximum flow rate (m3/h) 980
Electric power input (W) 163.5
Reference flow rate (m3/s) 0.191
Reference pressure difference (Pa) 50
Specific power input (SPI) (W/(m3/h)) 0.114
Control typology Local demand control
Maximum external leakage rates (%) 2.7
Declared typology RVU UVU
The annual electricity consumption (AEC) (kWh/a) Cold Average Warm
60 60 60
The annual heating saved (AHS) (kWh/a) Cold Average Warm
5536 2830 1280
Datasheet
"VENTS KSB EC" product description 05-2023
1.11 Mb
Manual
"VENTS KSB EC" user's manual 06-2023 (V143EN-02)
1.59 Mb
Image
KSB 250 EC - image 1
519 Kb
Vents KSB 250 EC - Dimensions
∅D L B H L1 B1 L2 B2
249 435 485 295 490 590 368 506