Centrifugal Blowers
Technical Data

Single Stage SISW / DIDW · 0.25 HP to 100 HP

Complete performance specifications, discharge configurations and drive options for SHIVAM & AIR KING Centrifugal Blowers.

100 – 60,000 CFM25 – 3000 mm WC0.25 – 100 HP8 Discharge Positions

There has been a long felt need for high efficiency, trouble-free high speed Blowers and this has been achieved successfully with the introduction of our "SHIVAM" Centrifugal Blowers — embodiment of special features.

High Efficiency · More Air with Less HP Motor Drive

Belt Drive or Direct Drive · Any Discharge Position · Smooth in Running

These advantages make "SHIVAM" Centrifugal Blowers leader in the field. Each type has been provided in many installations throughout the country.

Robust Welded MS Sheets and Plates reinforced with angle iron frame. Suction side is provided with wire gauge to meet all safety standards. The Blowers can be supplied with any type of outlet direction of rotation and discharge to specification requirement of the customers.

60,000 CFMMax Volume1,40,000 CMH
3000 mm WCMax Pressure~120" WG
0.25 – 100 HPMotor RangeSingle / 3-Phase
SISW / DIDWConfigurations8 Discharge Positions
Technical Specifications

Centrifugal Single Stage
SISW / DIDW Blower

Range: 0.25 HP to 100 HP  ·  Volume: 100 CFM to 60,000 CFM  ·  Pressure: 25 mm St.WC to 3000 mm St.WC

Approximate Capacity in Cu. Feet / Minute at NTP  |  Pressure WG in Inches
Motor HP1"2"3"4"6"8"10"12"16"20"24"28"32"36"44"50"
0.25 HP750400——————————————
0.50 HP1500800500400320260200160130———————
1.00 HP300016001050800840530400320280———————
2.00 HP600032002150160012801060800640500400320270————
3.00 HP80004200320024001920160014431155950720570400340———
5.00 HP11500735051504000320026502400192516001203960800570500——
7.50 HP14500950075006000480041003500288024001850160010351000650——
10.00 HP2000013400970080006400533047003850320024001925160012901100800—
12.50 HP2750017000125001000080006660500048004000300026002000172015001100900
15.00 HP3300020000152501200089608000600057754800360028802450200018001600960
20.00 HP4500025000185001600012800106007800770064004800385032002750240021301280
25.00 HP550004000028000240001800014000133301080096008000640056003430300022001600
30.00 HP—44000340002400021000162001300011500105008200720056005800420029002550
40.00 HP—65000—40500345002400021300160001540010500960077006410550029002550
50.00 HP——53000—460003600030000240002000014400115509600825076003800—
75.00 HP————48000400003000024000180001445012000103009000800054004800
100.00 HP—————520004000032000266002400019000160001345012000107006400
Values are approximate. Scroll horizontally to view all pressure columns. All readings at NTP conditions.
Discharge Positions

"AIR KING" Centrifugal Blowers
Looking from Drive End

Available in 8 standard discharge positions — Clockwise (CW) and Counterclockwise (CCW) for each. Please specify the required position when ordering.

Position 1Up Blast
Left
Position 1 — Counterclockwise (CCW 360)
CCWCCW 360Counter-clockwise
Right
Position 1 — Clockwise (CW 360)
CWCW 360Clockwise
Position 2Top Horizontal
Left
Position 2 — Counterclockwise (CCW 90)
CCWCCW 90Counter-clockwise
Right
Position 2 — Clockwise (CW 90)
CWCW 90Clockwise
Position 3Down Blast
Left
Position 3 — Counterclockwise (CCW 180)
CCWCCW 180Counter-clockwise
Right
Position 3 — Clockwise (CW 180)
CWCW 180Clockwise
Position 4Bottom Horizontal
Left
Position 4 — Counterclockwise (CCW 270)
CCWCCW 270Counter-clockwise
Right
Position 4 — Clockwise (CW 270)
CWCW 270Clockwise
Position 5Bottom Angular Up
Left
Position 5 — Counterclockwise (CCW 315)
CCWCCW 315Counter-clockwise
Right
Position 5 — Clockwise (CW 315)
CWCW 315Clockwise
Position 6Top Angular Down
Left
Position 6 — Counterclockwise (CCW 135)
CCWCCW 135Counter-clockwise
Right
Position 6 — Clockwise (CW 135)
CWCW 135Clockwise
Position 7Top Angular Up
Left
Position 7 — Counterclockwise (CCW 45)
CCWCCW 45Counter-clockwise
Right
Position 7 — Clockwise (CW 45)
CWCW 45Clockwise
Position 8Bottom Angular Down
Left
Position 8 — Counterclockwise (CCW 225)
CCWCCW 225Counter-clockwise
Right
Position 8 — Clockwise (CW 225)
CWCW 225Clockwise

This table shows Clockwise and Anti-Clockwise positions of "SHIVAM" standard blowers. When ordering please specify the position required. Please specify Clockwise / Anti-clockwise direction of the blower from the above mentioned table.

Drive Configurations

Direct Drive &
Belt Drive Options

Direct Motor Drive BlowerDirect Motor Drive

Direct Motor Drive Blowers

All Direct Motor Drive Blowers are supplied with totally enclosed, fan cooled motors suitable for 400 / 440 Volts, 50 Cycles AC supply. Can be supplied with single & 3-phase motors and also flame proof motors.

  • 400 / 440 V, 50 Hz AC Supply
  • Totally Enclosed Fan Cooled (TEFC)
  • Single & 3-Phase motors available
  • Flame proof motor option available
  • Compact and direct coupled design
Belt Drive / Motor Coupled BlowerBelt Drive / Motor Coupled

Belt Drive / Motor Coupled Blowers

All Belt Driven Blowers are provided with EN-8 Steel shaft extension running in ball bearing of ample size with rigid housings. The whole blower with V belt drive is mounted on MS fabricated base plate.

  • EN-8 Steel shaft with ball bearings
  • Rigid housings for stable operation
  • V-belt drive with flat pulley / couple
  • Mounted on MS fabricated base plate
  • Variable speed via pulley ratio change
Optional Features

Customise Your
Blower Configuration

01

Access Door

For quick access to casing interior and impeller for inspection and cleaning. The door is designed to match the scroll curvature and made leak proof with a gasket.

02

Split Housing

Easier access to impeller for maintenance and repair without full disassembly of the blower.

03

Drain Plug

A coupling or flanged type at the lowest point on the casing for draining of condensate or other liquid.

04

Dissipating Disc

Cast Aluminium disc for air cooling of the bearing and shaft, extending bearing life.

05

Gland Packing

For Chemical / Dust / Powder / Gas conveying blowers — prevents leakage at the shaft side on the casing.

Send an Enquiry

What to Include
in Your Enquiry

To provide an accurate quotation, please include the following technical details when sending your enquiry:

  • 01Volume in CFM or M³/Hr
  • 02Static pressure in inches or mm of water gauge
  • 03Direction of rotation and discharge
  • 04Operating temperature
  • 05Fan arrangement — Direct / Belt / Couple drive
  • 06Any other accessories desired

Ready to Order?

Our engineers will respond within 24 working hours with a detailed quotation tailored to your requirements.

Send Enquiry+91-90168 77642
Mr. Nitin Panchalshivamenggfabricators@gmail.cominfo@shivamengg.co.in