TUNNEL JET FAN

TUNNEL JET FAN

Powerful jet fans especially designed for tunnels ventilation for the
smoke extraction in case of fire 400ºC/2h, 300ºC/2h and 200ºC/2h
according to model.

Robust single-direction jet fan with cast-aluminium impeller for

Fan:
• Sheet steel thick long casing
• Motor base welded to the casing
• Aerodynamic inlet and discharge cone.
• Optimum surface protection by means of high-quality steel.
• Single-direction, cast aluminium impeller
• Tubular silencer connected to both ends which provides a high degree of thermal and
acoustic insulation.
• Base plate especially designed to support the entire unit. From diameter 560mm upwards
supplied with anti-vibration damper springs
• Electrical connection in outside terminal board.
• E90-type cable with metallic protection.
• Stand based or bed based according to model, included in the set
• Vibration dampers
• Safety anchorage included
• Approval according to Standard: EN 12101-3:2002/AC:2006, with certification No
0370-CPR-0305.

Motor: Finish:
• Class H motors, ongoing use S1 and • High-protection, anti-corrosion steel,
emergency use S2, with ball bearings and specially primed and high-quality paint for
IP55 protection corrosive environments.
• Three-phase 400/690V -50Hz.
• Max. air temperature to transport: On request:
S1 Service -20ºC+ 70ºC for ongoing use, • Standardised IP-55 motors, ATEX motors
S2 Service 400ºC/2h, 300ºC/2h and and two speeds
200ºC/2h • Made entirely from stainless steel.
• Hot-rolled galvanised steel construction

High performance impeller

Guidelines for pressure gain

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Order code

THT/IMP-C UNI 125 4T 50 9-10 F-400

THT/IMP: Single-direction Impeller Number of T=Three-phase Motor Number Angle of F-200 Officially approved
Single-direction jet fan diameter motor pole power of blades: inclination 200ºC/2h
of great strength and in cm. 2=2900 r/min. 50 Hz 3 blades of the F-300 Officially approved,
(HP)
cast-aluminium impeller 4=1400 r/min. 50 Hz tested for 300ºC/2h
6 blades blades
construction for medium
6=900 r/min. 50 Hz 9 blades F-400 Officially approved
thrust. 400ºC/2h,
300ºC/2h and 200ºC/2h
8=750 r/min. 50 Hz 400ºC/2h
Certificates 12=500 r/min. 50 Hz

Technical characteristics

Model Speed Maximum Airflow Thrust Speed Power LpA sound Approx.
admissible current (m3/h) (N) Impulsion installed pressure at weight
(r/min) 400V (A) (m/s) (kW) 10m dB(A) (Kg)

THT/IMP-C-UNI-56-2T-12 2950 19,20 29500 312 37,6 9,00 64 273

THT/IMP-C-UNI-56-4T-2 1425 3,80 14550 76 16,4 1,50 50 197

THT/IMP-C-UNI-63-2T-22 2960 32,30 40050 455 37,1 16,00 68 323

THT/IMP-C-UNI-63-4T-3 1435 5,30 21550 132 19,2 2,20 53 241

THT/IMP-C-UNI-71-4T-4 1430 6,60 28550 182 20,0 3,00 65 279

THT/IMP-C-UNI-80-4T-5,5 1440 8,40 36900 239 20,4 4,00 63 414

THT/IMP-C-UNI-90-4T-10 1460 17,70 52000 375 22,7 7,50 65 495

THT/IMP-C-UNI-100-4T-15 1455 23,00 66500 497 23,5 11,00 63 667

THT/IMP-C-UNI-125-4T-30 1470 42,00 98100 692 22,2 22,00 59 980

THT/IMP-C-UNI-125-4T-50 1480 73,00 123700 1101 28,0 37,00 62 1110

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Dimensions in mm

THT/IMP-C

Model ØA ØB C L Ød E H H1- X X1 X2 Z Z1
THT/IMP-C-56 560 750 500 1200 12 3093 503 80 558 345 750 475 465

THT/IMP-C-63 640 800 650 1200 14 3242 525 80 706 418 900 550 545

THT/IMP-C-71 710 900 500 1200 14 3092 600 80 558 345 750 475 465

THT/IMP-C-80 800 1000 600 1200 14 3104 655 80 656 395 855 730 730

THT/IMP-C-90 900 1100 600 1200 14 3105 675 80 677 405,5 876 825 825

THT/IMP-C-100 1000 1200 700 1200 14 3205 730 80 767 450 965 884 884

THT/IMP-C-125 1250 1503 650 1350 17 3455 953 100 717 575 1250 1150 1150

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Characteristic curves
Q = Airflow in m3/h, m3/s and cfm. Pe= Static pressure inmmH2O Pa and inwg.
Pressure Thrust (N)

Thrust (N)

Examples of use

Accessories
See accessories section

INT IAT CABLE BOX C2V AET AR CENTRAL CO VSD P-400 R/VMSF RT

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