JBI & JBX

Belt Drive Upblast Fans

 

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JBI INTERNAL MOTOR
JBX-s
JBX EXTERNAL MOTOR

 

 

The JBI design is out belt driven fan with the motor inside of the air stream. This allows the motor and belt to be inside, protected from the weather.

The JBX design is our belt driven fan with the motor outside of the air stream. This fan features extended lube lines as standard.

 

  • Standard sizes are 24″ thru 84″ blade diameter
  • CFM ranges from 5,400 to 117,000
  • Motors are totally enclosed fan cooled
  • Galvanized Wind Band provides protection from weather and cross winds
  • Aluminum damper lids open and closes automatically
  • Lifting lugs provide an easier and safer movement when mounting
  • Rain channel directs rain outside of fan and onto roof
  • Taper lock bushing between propeller and shaft for ease of removal
  • Four and Six high efficient Air Foil cast aluminum blades
  • Welded steel structural frame for added support with less vibration
  • Deep spun venturi-type orifice for quieter, more efficient operation
  • Coated with a polyester powder coat paint system for long life and superior corrosion resistance

 

Instruction Manual

JBX DIMENSION APPROVAL SHEET

JBI DIMENSION APPROVAL SHEET

 

4 BLADE CAST ALUMINUM PROPELLER
CFM
MODEL
NO.
MTR.
HP
RPM TIP
SPEED
PEAK
BHP
.00″SP .10″SP .125″SP .25″SP .375″SP .50″SP .75″SP 1.00″SP
JBI-24 1/4 924 5802 .27 4696 4160 4013 2879 1779 1083
JBI-24 1/3 1021 6411 .34 5159 4624 4470 3528 2213 1472
JBI-24 1/2 1060 6660 .52 5480 5020 4920 4310 3520 2030
JBI-24 3/4 1200 7540 .74 6150 5760 5660 5120 4530 3750
JBI-24 1 1300 8170 1.0 6880 6550 6450 5980 5490 4920
JBI-24 1-1/2 1500 9420 1.5 8340 8020 7960 7570 7140 6670
JBI-24 2 1690 10600 1.9 9230 8940 8890 8550 8170 7770
JBI-24 3 1926 12095 2.84 10735 10482 10421 10120 9782 9424 8870 7732
JBI-30 1/2 884 6940 .52 8460 7690 7450 6290 4600 2130
JBI-30 3/4 890 6990 .77 9810 8940 8730 7430 5820 2990
JBI-30 1 980 7700 1.0 10800 10100 9830 8690 7410 4850
JBI-30 1-1/2 1100 8640 1.5 11500 10900 10700 9800 8820 7700
JBI-30 2 1250 9820 2.0 13800 13200 13000 12200 11300 10400
JBI-30 3 1450 11400 3 16100 15600 15000 14800 14100 13300
JBI-30 5 1750 13700 4.9 18200 17900 17800 17300 16700 16100
JBI-36 1 820 7730 1.0 14200 12900 12500 10600 7940 4620
JBI-36 1-1/2 940 8860 1.5 16200 15100 14800 13300 11400 8610
JBI-36 2 1030 9710 2.0 17800 16800 16600 15300 13700 11900
JBI-36 3 1170 11000 3.0 20300 19400 19200 18000 16800 15400
JBI-36 5 1400 13200 4.9 24100 23300 23100 22200 21200 20200
JBI-36 7-1/2 1600 15100 7.4 27700 27000 26900 26100 25200 24400

 

6 BLADE CAST ALUMINUM PROPELLER
CFM
MODEL
NO.
MTR.
HP
RPM TIP
SPEED
PEAK
BHP
.00″SP .10″SP .125″SP .25″SP .375″SP .50″SP .75″SP 1.00″SP
JBI-42 1-1/2 557 6120 1.5 18000 16400 16000 13600 9900 5900
JBI-42 2 635 6980 1.9 20500 19100 18700 16900 14400 9600
JBI-42 3 710 7810 2.8 22900 21700 21400 19800 18000 15600
JBI-42 5 861 9470 4.8 27800 26700 26500 25200 23900 22400
JBI-42 7-1/2 985 10800 7.1 31800 30900 30600 29500 28400 27300
JBI-42 10 1090 12000 9.6 35300 34500 34300 33300 32300 31300
JBI-48 1-1/2 475 5970 1.5 22800 20400 19800 16000 8600
JBI-48 2 566 7110 1.8 27000 24900 24400 21500 18000
JBI-48 3 653 8210 3.0 31400 29600 27000 24300 21200 11100
JBI-48 5 765 9610 4.7 36700 35200 34800 32900 31000 28600
JBI-48 7-1/2 876 11000 7.4 42100 40800 40500 38800 37200 35500
JBI-48 10 964 12100 9.6 46400 45200 44900 43400 41900 40400
JBI-54 2 490 6930 1.9 29000 26500 25900 22000 13300 7100
JBI-54 3 550 7780 2.9 33200 31000 30500 27700 23700 14900
JBI-54 5 660 9330 4.9 39800 37900 37500 35200 32700 29400
JBI-54 7-1/2 754 10700 7.3 45400 43800 43400 41400 39500 37100
JBI-54 10 825 11700 9.5 49700 48200 47900 46100 44300 42400
JBI-60 2 475 7460 1.9 33300 29700 28900 23100 14000
JBI-60 3 410 6440 2.9 34400 31400 30700 25900 16800
JBI-60 5 510 8010 4.8 43300 40900 40300 37100 33200 28000
JBI-60 7-1/2 610 9580 7.4 51200 49200 48700 46200 43300 40000
JBI-60 10 660 10400 9.4 55400 53500 53000 50700 48200 45200
JBI-72 3 510 9610 2.9 46800 42100 40800 33600 23600 12400
JBI-72 5 410 7730 4.6 54500 49800 48500 42000 33000 18000
JBI-72 7-1/2 510 9610 7.0 63100 59000 58000 52600 46500 38600
JBI-72 10 632 11900 9.4 70300 67100 66100 61600 57100 51700
JBI-72 15 550 10400 14.4 77500 74700 74000 70500 67000 62800
JBI-72 20 610 11500 19.6 86000 83400 82800 79600 76500 73300
JBI-84 5 340 7480 4.5 64800 58100 56400 46800 34500 15200
JBI-84 7-1/2 410 9020 7.5 78100 72600 71200 63900 55700 45800
JBI-84 10 441 9700 9.4 84000 78900 77600 71100 63500 55500
JBI-84 15 510 11200 14.5 97200 92700 91600 86000 80100 73500
JBI-84 20 540 11900 2019.5 108600 104400 103300 98000 92500 86500
JBI-84 25 560 12300 24.0 115800 111500 110400 104900 199500 93800

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