Specifications are subject to change without notice
Information
IEC COOLING, INSULATION AND DUTY CYCLE INDEXES
)%# HAS ADDITIONAL DESIGNATIONS INDICATING HOW A MOTOR IS COOLED TWO DIGIT
)# CODES &OR MOST PRACTICAL PURPOSES )# RELATES TO A .%-! OPEN
DESIGN )# TO 4OTALLY %NCLOSED .ON 6ENTILATED 4%.6 )# TO 4OTALLY
%NCLOSED &AN #OOLED 4%&# AND )# TO 4OTALLY %NCLOSED !IR /VER
4%!/
)%# WINDING INSULATION CLASSES PARALLEL THOSE OF .%-! AND IN ALL BUT VERY
RARE CASES USE THE SAME LETTER DESIGNATIONS
$UTY CYCLES ARE HOWEVER DIFFERENT 7HERE .%-! COMMONLY DESIGNATES
EITHER CONTINUOUS INTERMITTENT OR SPECIAL DUTY TYPICALLY EXPRESSED IN
MINUTES )%# USES EIGHT DUTY CYCLE DESIGNATIONS
3 #ONTINUOUS DUTY 4HE MOTOR WORKS AT A CONSTANT LOAD FOR
ENOUGH TIME TO REACH TEMPERATURE EQUILIBRIUM
3 3HORT TIME DUTY 4HE MOTOR WORKS AT A CONSTANT LOAD BUT
NOT LONG ENOUGH TO REACH TEMPERATURE EQUILIBRIUM AND THE
REST PERIODS ARE LONG ENOUGH FOR THE MOTOR TO REACH AMBIENT
TEMPERATURE
3 )NTERMITTENT PERIODIC DUTY 3EQUENTIAL IDENTICAL RUN AND
REST CYCLES WITH CONSTANT LOAD 4EMPERATURE EQUILIBRIUM IS NEVER
REACHED 3TARTING CURRENT HAS LITTLE EFFECT ON TEMPERATURE RISE
3 )NTERMITTENT PERIODIC DUTY WITH STARTING 3EQUENTIAL IDENTICAL
CYCLES OF STARTING RUNNING AT CONSTANT LOAD ELECTRIC BRAKING AND
REST 4EMPERATURE EQUILIBRIUM IS NOT REACHED BUT STARTING CURRENT
AFFECTS TEMPERATURE RISE
3 )NTERMITTENT PERIODIC DUTY WITH ELECTRIC BRAKING 3EQUENTIAL
IDENTICAL CYCLES OF STARTING RUNNING AT CONSTANT LOAD ELECTRIC
BRAKING AND REST 4EMPERATURE EQUILIBRIUM IS NOT REACHED
3 #ONTINUOUS OPERATION WITH INTERMITTENT LOAD 3EQUENTIAL
IDENTICAL CYCLES OF RUNNING WITH CONSTANT LOAD AND RUNNING WITH NO
LOAD .O REST PERIODS
3 #ONTINUOUS OPERATION WITH ELECTRIC BRAKING 3EQUENTIAL
IDENTICAL CYCLES OF STARTING RUNNING AT CONSTANT LOAD AND ELECTRIC
BRAKING .O REST PERIODS
3 #ONTINUOUS OPERATION WITH PERIODIC CHANGES IN LOAD AND
SPEED 3EQUENTIAL IDENTICAL DUTY CYCLES OF START RUN AT CONSTANT
LOAD AND AND GIVEN SPEED THEN RUN AT OTHER CONSTANT LOADS AND
SPEEDS .O REST PERIODS
IEC DESIGN TYPES
4HE ELECTRICAL PERFORMANCE CHARACTERISTICS OF )%# $ESIGN . MOTORS IN
GENERAL MIRROR THOSE OF .%-! $ESIGN "THE MOST COMMON TYPE OF MOTOR
FOR INDUSTRIAL APPLICATIONS "Y THE SAME TOKEN THE CHARACTERISTICS OF )%#
$ESIGN ( ARE NEARLY IDENTICAL TO THOSE OF .%-! $ESIGN # 4HERE IS NO
SPECIFIC )%# EQUIVALENT TO .%-! $ESIGN $
U.L., CSA, ISO AND OTHER STANDARDS &
APPROVALS
UNDERWRITERS LABORATORIES INC.
!LL MOTOR MODELS LISTED WITH PREFIX h#v HAVE 5 , COMPONENT RECOGNITION
WITHOUT THERMAL OVERLOAD &ILE .UMBER %
'UIDE .UMBER
02'9
!LL UNITS HAVE 5 , RECOGNIZED #LASS " INSULATION SYSTEM UNLESS
OTHERWISE NOTED &ILE .UMBER %
'UIDE .UMBER /"*9
3INGLE PHASE MOTORS OPEN AND TOTALLY ENCLOSED WITH PREFIX h!v OR h-v
AUTOMATIC OR MANUAL PROTECTORS THROUGH (0 IN FRAMES THROUGH
4 HAVE 5 , RECOGNIZED PROTECTOR WINDING COMBINATION AND
COMPONENT RECOGNITION &ILE .UMBER %
'UIDE .UMBER 8%72
4HREE PHASE MOTORS OPEN AND TOTALLY ENCLOSED WITH PREFIX h!v OR h-v
AUTOMATIC OR MANUAL PROTECTORS THROUGH (0 IN FRAMES THROUGH
4 HAVE 5 , RECOGNIZED PROTECTOR WINDING COMBINATIONS PLUS HAVE
CAPABILITY OF PROVIDING 5 , RECOGNIZED PRIMARY SINGLE PHASING WHICH IS
INCLUDED IN OUR 5 , FILE %
'UIDE .UMBER 8%72
%XPLOSION 0ROOF SINGLE AND THREE PHASE FOR
4 AND 4 FRAMES
&ILE .UMBER %
%XPLOSION 0ROOF MOTORS 4 AND LARGER &ILE .UMBER %
0ERMANENT -AGNET $# MOTORS ARE RECOGNIZED COMPONENTS UNDER &ILE
.UMBER %
'UIDE .UMBER 02'9
3PEEDMASTER 3#2 $RIVES #OMPONENT 2ECOGNITION &ILE %
EXCEPT CATALOGUE NUMBERS
AND
3PEEDMASTER 3#2 $RIVES CATALOGUE NUMBERS
AND
&ILE
.UMBER %
CANADIAN STANDARDS ASSOCIATION
-OTOR CONSTRUCTION FOR ALL SINGLE PHASE AND THREE PHASE THROUGH
3 4 FRAMES AND ALL !# SUB FRACTIONAL HORSEPOWER MOTORS 2EPORT
.UMBER ,2 'UIDE .UMBER
-OTOR CONSTRUCTION FOR ALL CAST IRON THREE PHASE 4 THROUGH 4
FRAMES 2EPORT .UMBER ,2
4HERMALLY PROTECTED SINGLE PHASE MOTORS THROUGH (0 2EPORT
.UMBER ,2 'UIDE .UMBER
!LL &ARM $UTY MOTORS (0 THROUGH
(0
%XPLOSION PROOF LISTING AND
4 FRAMES #LASS ) 'ROUP $ #LASS
)) 'ROUP % & ' SINGLE PHASE THROUGH (0 AND THREE PHASE THROUGH
(0 CERTIFIED BY # 3 ! &ILE .UMBER ,2
0ERMANENT -AGNET $# MOTORS ARE LISTED UNDER &ILE .UMBER ,2
-ULTI SPEED MOTORS ARE LISTED UNDER &ILE .UMBER ,2
3PEEDMASTER 3#2 $RIVES CATALOGUE NUMBERS
AND
&ILE
.UMBER ,2
%NERGY %FFICIENCY 6ERIFICATION &ULL LOAD EFFICIENCY RATINGS OF THREE
PHASE SINGLE SPEED .%-! %%-!# $ESIGN ! OR " SQUIRREL CAGE
INDUCTION MOTORS THROUGH (0
OR
VOLTS (Z IN
TOTALLY ENCLOSED AND OPEN DRIP PROOF ENCLOSURES FOR NON HAZARDOUS
APPLICATIONS #3! 2EPORT .UMBER %%6
4ESTED TO #3!
)%%% " 3TANDARDS
4EST FACILITY QUALIFIED FOR ENERGY EFFICIENCY PERFORMANCE TESTING OF BASE
INDUCTION MOTORS
ISO QUALITY CERTIFICATION
-ISSISSAUGA /NTARIO ADMINISTRATIVE SALES AND WAREHOUSING FACILITY )3/
#ERTIFICATE &ILE .UMBER
(ANOVER /NTARIO MANUFACTURING FACILITY )3/ #ERTIFICATE &ILE .UMBER
'RAFTON 7ISCONSIN ADMINISTRATIVE DESIGN AND MANUFACTURING FACILITY )3/
#ERTIFICATE .UMBER 2V#
%. "3 0ART AND
!.3) !31# 1
"LACK 2IVER &ALLS 7ISCONSIN MANUFACTURING FACILITY )3/ #ERTIFICATE
.UMBER 2V#
BAKING INDUSTRY SANITATION STANDARDS COMMITTEE
7!3('5!2$
™
)) STAINLESS STEEL WASHDOWN DUTY MOTORS .%-! FRAMES
4 4 4 AND 4 ARE CERTIFIED TO 3TANDARD .O FOR %LECTRIC
-OTORS AND !CCESSORY %QUIPMENT AUTHORIZATION NUMBER
GENERAL INFORMATION
TECHNICAL DATA
