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Cross Reference Chart

(Models in 

italics

refer to older models)

Direct Drive
120 W 10 D

Direct Drive

rpm x 100

Model ACW

Wheel Size

Belt Drive
150 V 6 B

Belt Drive

3/4 hp

Model VCR

Wheel Size = 15 in.

Direct Drive
PW 135 A 8

860 rpm

1/20 hp

Wheel Size =13.5 in.

Model PW

Belt Drive
PNN 163 G

1/2 hp

Wheel Size = 16.3 in.

Model PNN

Cook-

Acme -

Letter Designations
C=ACE  (G,GB)
R=ACRU (CUBE)
W=ACW (CW,CWB)
V=VCR (CUBE) 

Horsepower Designations

2=1/6 hp
3=1/4
4=1/3
5=1/2

6=3/4
7=1
8=1

1

/

2

9=2

10=3
11=5
12=7

1

/

2

A=1/20 hp
B=1/12
C=1/8
D=1/6
E=1/4

F=1/3
G=1/2
H=3/4
J= 1
K=1

1

/

2

L= 2
M=3
N= 5
P=7

1

/

2

R=10

Direct Drive rpm Designation
8 = 860 rpm
6 = 1160 rpm
4 = 1725 rpm

Horsepower Designation

Competitor Model Number Deciphering Hints

8

Greenheck

Cook

Updated 12-7-2004

Penn

Acme

Jenn

(Breidert)

(Stanley)

Carnes

COOLAIR

(ILG)

AirMaster

(Chelsea)

Captive Aire

(Flow Air)

G

CE,CX,CH

ACED

C-D,CVD,TCD

Domex DX

XQ,XR,AT,AW

PRN

CRD

VEDK

VEDB,VEDC

CRD

CDD

RDD

DR

GB

CDE, CBX

ACEB

C-B,TCB,UCB

Domex DXB

KB,JB,MB,

AB,LB

PN,PNN,PV NBCR

BCR

VEBK

VEBC

CRB

LSB

CBD

RDB

DD

CUE

ACRUD, VCRD

Fumex FX

PDU

n/a

VUDK

CUD, UBD n/a

DU

CUBE

UCBE,UCBH

ACRUB,VCR

URB,R-B,BTD

Fumex FXB

FMXB

PNU

PUB,

PU,PUH

NBTD

NBRTD

VUBK,VRBK

VUBB,URBA

UBC,CUB

CVB

CBU

CUBA

NCA

CW

SW,GW

ACWD

CW

Fumex WFX

Domex
WX,WA,WB

PDU-W

PW

CWD

VWDK

VWDB

CWD

CWF

CDU

WDC

DU

CWB

GWB

ACWB

CWB,TWB

Fumex WFXB

Domex WCB,WLB

PNU-W

PWB

NBTD

NBRTD (UL 762)

VWBK

VWBB

CWB

CBU

WBC

NCA

SP

Gemini GC

Zephyr

Z, (RA,TD)

VQ/VQL

J,EC,L

VCDB,VCDC,
VCDD

CF

NCF

CF

CFA

CSP

Gemini Inline GN

Zephyr

Z, (TDA)

VQ/VQL

n/a

VCDB

IL

DCF

n/a

SQ

DSQ,SQD

SQID,SQND

CV-D

Centrex SX

XD

ISD

ILD

VIDK

VIDB,AMDA

SQDA

CLD

n/a

CVIDK

BSQ

SQIB,SQNB,
SQN-HP

Centrex SX-BC XB

ILB

VIBK

VIBA

SQBA

SBCL

CVIBK

SE/SS

SDE

SWD

SD

P

FQ

GDW

HDW,FDW

LYDK,LZDK

LWDA

UDU/UDF

PV

EPR

WFA

C-EPR

SCE/SCS

AWD

BC

FN

n/a

LRDA,LNDA

CDC

HV, HVE

PLFA

n/a

SBE/SBS

SPFE/SPFS

XLW,XMW

SWB 

SPB

BBK,BFL

DC

TBW

LWBK,LMBK

TYPE T

CBL,CBH

PF

HA

IND, FHA

CPB

SBE/SBS-3

SPNE/SPNS

XLWH,XMWH

BF

DCH

LBW

LJDB, LKDB,
LRDA, LNDA 

CBHX

n/a

n/a

SBCE/SBCS

AWB

BC,BAT

DCK, K

HBW

LRBA,LNBA

CBC

HA

IND

n/a

RBS/RBE

RPE,RPS

HXSL, HXSM,
HXEL, HXEM

AF

EC/EC-S

n/a

LTBA,LGBA

PB

n/a

n/a

RBCE/RBCS

HEE,HES

AC

EC, ECH

HBRE,HBRS

n/a

PBC

n/a

n/a

RE/RS

HEE-D/HES-D

AF

n/a

n/a

LTDA,LGDA

PD

n/a

n/a

RBU

PBU,PUB

LEU, LXUL, LXUM

AVB,VB

HF,HS,HZ 

(cast)

UBG

BRU

LUBA

JBH,JBC

(cast)

UPB

RUBA

CUPB

RBUMO

SUBH, SUB

HX

UBH

available

LUKA

n/a

RUBDX

(cast)

n/a

RDU

AUD

HZ,HC

UD

DRU

LUDA

JDC

UP

RUDA

CUPD

RSF

ASP

CFS

Muffan MU

AFSN

PLS

BCFS

VSBB

VSBA

CFS

CAS

n/a

RSFP

ASP-T

n/a

AFSL

n/a

VHBB

n/a

n/a

n/a

SFD

CPF-D

n/a

FCE

FCD

n/a

n/a

UDF

n/a

SFB

CPF-B

n/a

FCF, FCD,
FCA

FCB

VFBA

VSFC

UXF

n/a

SWB

CPV,CPS

Dynamo D,QX

GWB

QBR

JVS

VBBA

VSBC

UXB

BI

Summary of Contents for 240XP-CUB

Page 1: ...Fan Selection Application Based Selection Performance Theory...

Page 2: ...e and static pressure This section also interprets Greenheck model numbers and illustrates the relationship between fan speed and airflow Section Two covers the basics of fan selection determining the...

Page 3: ...N FAN APPLICATION Basic Overview 9 Commercial Kitchen Ventilation 10 General Commercial Ventilation 12 High Static Pressure Ventilation 15 Determining CFM 16 Determining Static Pressure 17 Sound Level...

Page 4: ...B Model is G rpm is 1140 Nominal Wheel Dia 12 in The table below lists model designation suffixes for motor horsepower and fan rpm Belt Drive Direct Drive Suffix Motor hp Suffix Fan rpm 6 1 6 A 1725 4...

Page 5: ...1 cfm the fan will be running at 1260 rpm At 1269 cfm the fan will be running at 1635 rpm Therefore there is an rpm for this model that will correspond to 1000 cfm obviously somewhere within the 1260...

Page 6: ...rpm D 1300 rpm G and 1050 rpm E Changing a motor lead is all that is necessary to change speeds When selecting a model with 3 speed motors it is recommended that the G speed be chosen whenever possib...

Page 7: ...1 2 hp motor RSF 90 4 1 4 hp motor is not recommended for this job Matching a Specification There will be times when a Greenheck model will have to be matched to a competing manufacturer s unit To ai...

Page 8: ...WD CW Fumex WFX Domex WX WA WB PDU W PW CWD VWDK VWDB CWD CWF CDU WDC DU CWB GWB ACWB CWB TWB Fumex WFXB Domex WCB WLB PNU W PWB NBTD NBRTD UL 762 VWBK VWBB CWB CBU WBC NCA SP Gemini GC Zephyr Z RA TD...

Page 9: ...fan model and the air volume flow rate cfm Other considerations include the resistance to airflow static pressure or Ps and sound produced by the fan Sones Occasionally a customer will require a fan t...

Page 10: ...2 listed for restaurant applications and for operation with air temperatures up to 300 F Recommended Supply Fans The above models are designed to provide efficient economical make up air to replenish...

Page 11: ...s The National Fire Protection Association specifies minimum distance criteria for restaurant exhaust and supply fans as shown below 10 ft Horizontal Separation 1 Roof deck to top of exhaust fan windb...

Page 12: ...sting relatively clean air at temperatures up to 130 F Motors are out of the airstream Direct drive sizes 60 95 are equipped with 3 speed motors for maximum airflow flexibility All direct drive units...

Page 13: ...Typical Commercial Ventilation Installations 13...

Page 14: ...ount as well as exhaust or supply However because the motors are mounted in the airstream these models are not recommended for temperatures above 110 F Model SB Belt Drive Propeller Sidewall 3 600 85...

Page 15: ...generated by long or complex duct systems especially when capture hoods are present Both models can be used for either exhaust or supply Model SWB is designed to be mounted indoors or outdoors while...

Page 16: ...rmal area usage select a lower number in the range to change the air more quickly For moderate climates with lighter usages select a higher number in the range To determine the cfm required to adequat...

Page 17: ...an be used for estimating static pressure To calculate the system losses one must know the ductwork system configuration see Ductwork figure This duct is sized for air velocities of 1400 feet per minu...

Page 18: ...8 0 76 15 9 0 77 14 9 0 77 14 8 0 77 14 7 0 78 2318 2104 1875 1587 8 9 0 18 8 5 0 19 8 3 0 19 7 8 0 19 2555 2359 2162 1932 1624 10 6 0 24 10 1 0 25 9 7 0 26 9 4 0 26 8 8 0 25 2909 2737 2567 2382 2176...

Page 19: ...essure levels For example a sound level of 10 sones is twice as loud as 5 sones Refer to the Suggested Limits for Room Loudness chart to determine the acceptable sone range for the application As a ge...

Page 20: ...w into the fan Wheel Rotation A common problem is wheel rotation in the wrong direction For centrifugal fans incorrect wheel rotation will provide some airflow However the airflow will be far below th...

Page 21: ...application The information in this section is useful once the fan has been selected and installed on the job The fan curves and system resistance curves below will help to solve fan performance probl...

Page 22: ...ossible to move 2000 cfm at only 0 25 in Ps For any given system every cfm requires a unique Ps This series of cfm Ps points forms a system resistance curve such as the one above Once the system resis...

Page 23: ...that as we doubled our airflow from 1000 cfm to 2000 cfm the Ps went up from 0 25 in to 1 0 in It must be kept in mind that we are not changing the system only increasing fan speed Therefore we must...

Page 24: ...s in those sections on how to apply these equations The third equation relates horsepower to rpm The change in horsepower can be determined when the rpm is increased by 25 This is shown below BhpNew 1...

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