CM Belt Drive Utility Vent Set

Utility Vent Sets

CM Model

Model Features

  • Performance: 500-25,000 CFM with Static Pressures up to 5-1/2" w.g.
  • Backward inclined CW or CCW orientation non-overloading wheels, sizes 10 to 36"
  • Steel sheet metal construction with corrosion resistant Epoxy Powder Coating, and welded scroll for airtight lock seam
  • Adjustable rotation and discharge orientations in accordance with AMCA 99-2406-83 Standards
  • AMCA Air and Sound Licensed (except size 10)

Model CM

  • cULus 705, Power Ventilator
  • Operating Temp -20°F to +200°F continuous

Model CM-RHUL

  • cULus 762, Power Ventilator for Restaurant Exhaust Applications
  • Operating Temp -20°F to +400°F continuous

Model CM-HT

  • cULus 793, Power Ventilator for Smoke Control Systems
  • Designed and UL Listed to withstand inlet temperatures of 500°F for 4 hours and 1000°F for 45 minutes.

Models CM with AMCA-C Assembly Kit (option)

  • cULus705, Power Ventilator
  • Operating Temp -20°F to +200°F continuous.
  • AMCA TYPE-C Spark Proof Rating
  • Corrosion resistant epoxy coated steel wheel and scroll with non-ferrous inlet venture

AMCA Air and Sound   cULus

Model Overview

The CM Series belt driven backward inclined Utility Vent Set fans to offer an excellent choice for all medium and high-pressure exhaust or supply applications for commercial, institutional or light industrial air movement projects. All models are supplied complete with the motor mounted on an adjustable base, v-belt drives, heavy-duty ball bearings and integral mounting platform. The installer-friendly design simplifies and reduces the cost of installation. Each complete fan is tested prior to shipping to ensure smooth, vibration free and consistently reliable operation to provide years of dependable service with minimal maintenance.

CM's are available in a full range of sizes (10 through 36) provides airflow performance from 500 to over 24,500 CFM, with static pressure capability up to 5-1/2". This single inlet backward inclined utility fan provides substantial benefits for pressure flow, low power consumption and low noise level, ideal for commercial and industrial applications.

The turbine performance minimizes unnecessary energy losses resulting in a system with high efficiency.

The CM and AMCA-C are available in four distinctly different construction arrangements to meet a wide range of demanding specialized exhaust or supply applications.

UL705 units have a 5-year fan housing warranty, CM-RHUL units have a 2-year fan housing warranty, and CM-HT units have a 1-year fan housing warranty. 1-year motor warranty.

Size CFM Range Max SP
10 499 to 1,623 3-1/2"
12 778 to 3,110 5"
14 960 to 4,080 5"
16 1,192 to 4,694 5"
18 1,504 to 6,486 5"
20 1,864 to 7,806 5"
22 2,360 to 10,620 5"
24 2,960 to 13,505 5"
27 3760 to 15980 5"
30 4,608 to 18,144 5"
36 5,808 to 23,958 5"
Dimensional Drawing for the CM Model

Dimensional data is displayed in inches.

Size A B C D E F G
10 12-58 7-1/16 9-13/16 23-7/8 17-3/16 1/2 16-7/8
12 15-7/8 8-3/4 12-3/8 29-3/16 21-3/8 1/2 19-5/8
14 17-7/8 9-3/4 14 32-3/4 22-3/4 1/2 19-5/8
16 19-15/16 10-13/16 15-3/4 36-3/4 25-1/4 1/2 21-7/8
18 22-3/8 12-1/8 17-11/16 40-7/8 28-7/16 1/2 24-3/4
20 25-1/8 13-9/16 19-11/16 44-7/8 31-5/16 1/2 27-7/16
22 28-1/8 15-3/16 22-1/16 49-3/8 34-15/16 1/2 29-7/8
24 31-1/2 17-1/16 24-13/16 57-1/8 39-1/8 1/2 33-1/4
27 35-3/8 18-7/8 27-15/16 59 44 1/2 35-1/8
30 39-3/8 21 31-1/2 64 49-1/4 1/2 39-7/16
36 44-1/2 23-7/16 35-7/16 71-7/8 55-1/4 1/2 44-5/8
Size H I J K L M N
10 25-3/8 15-1/2 1 10-13/16 12-3/4 21-5/8 20
12 28-11/16 17-1/16 1 12-1/2 16 26 24-1/4
14 30-3/4 17-13/16 1 13-5/16 18 28 25-7/8
16 31-9/16 17-15/16 1 13-7/8 20 31-1/8 29-1/4
18 36-15/16 21-9/16 1 16-5/8 22-1/2 34-3/8 32-3/4
20 38-7/16 21-9/16 1 17-7/16 25-1/4 37-1/2 36-1/8
22 40-1/8 21-5/8 1 18-1/4 28-1/4 41 40-1/8
24 41-15/16 21-5/8 1 19-1/8 31-5/8 45-7/8 44-5/8
27 50-1/8 27-1/8 2 19-13/16 35-1/2 55-5/8 50-5/8
30 53-13/16 28-11/16 2 23-5/8 39-3/4 62-3/8 57-1/8
36 54-15/16 27-5/16 2 24-3/16 44-3/4 70-1/2 64-3/8
Size O P Q S T U V
10 25-7/8 19-3/8 21-5/8 20-3/8 18-7/8 22-7/8 13-1/4
12 32-1/2 23-1/8 24-3/4 24-7/8 21-7/8 27-1/2 15-3/4
14 35-5/8 24-5/8 27 28-1/4 23-1/4 29-3/8 17-11/16
16 39-7/8 27-5/8 29-7/8 31-3/8 26 32-1/4 19-11/16
18 44-1/8 38-1/4 33-3/4 34-3/4 29-1/4 36-7/8 21-5/8
20 48-3/8 34-1/4 37-1/8 38-1/8 32-3/8 40-1/2 23-5/8
22 53-1/4 37-3/4 40-3/4 42 35-3/4 45-3/8 25-9/16
24 59-3/4 42-1/8 45-1/2 47 39-7/8 50-3/4 30-1/4
27 71-1/2 46-1/8 54-7/8 57-1/4 44 57-1/2 28-3/4
30 80-1/8 51-1/4 62-1/2 63-1/4 49-1/4 61-1/4 30
36 89-3/4 57-1/2 70-5/8 70-5/8 55-1/4 72-3/8 33-1/2

Additional accessories are available for certain products. Contact your S&P Representative for more information about these accessories.

Standard Accessories

Inlet Guard Submittal
Outlet Guard Submittal
Outlet Flange  
U-Flange Inlet Submittal
Discharge Damper Submittal
RIS Vibration Pads  
Spring Vibration Pads  
Grease Trough Submittal
Shaft Seal Submittal
Disconnect Switches  
Heat Slinger Submittal
AMCA-C Assembly Kit Submittal

General Catalog Section
Submittal
Instruction and Operation Manual

CM

  • General/Clean Air
  • Contaminated Air
  • Spark Resistant
  • High Temperature above 200°F

CM-RHUL

  • General/Clean Air
  • Contaminated Air
  • Spark Resistant
  • Grease/Restaurant (UL 762)
  • High Temperature above 200°F

CM-HT

  • General/Clean Air
  • Contaminated Air
  • Spark Resistant
  • Smoke Control (UL)
  • High Temperature above 200°F