
Product Technical Information
July 15, 2020
Data shown is for the current revision model #. Ensure your nameplate model # matches.
Accessory Connection Diagrams
Performance Characteristics

Model Number:5KS184XAE6421B
Enclosure is Totally Enclosed Fan-Cooled
VERTICAL-841
PREMIUM EFFICIENT MOTOR
DE BRG 35BT03XP3 ODE BRG 30BC02JP3
SEVERE DUTY
EXCEPTION TO IEEE-STD-841-2009:THRUST BRG ON DE
INVERTER DUTY PER NEMA MG1 PART 31
ALTERNATE RATING FOR PWM CONTROL:
1.0 SF VAR TORQUE RANGE 0-60 HZ
MAX EXPOSED INTERNAL AND EXTERNAL SURFACE
TEMPERATURES UNDER USUAL SERVICE CONDITIONS
AT 1.00 S.F. DO NOT EXCEED 200 DEG C
STAMP NP249A5499AP AS BELOW:
MODEL:5KS184XAE6421B S/N: XXX
EX NA IIC T3 GC CSA.09.2216219
CLASS I, ZONE 2, AEX NA IIC T3
CLASS I, DIV 2, GROUPS A, B, C, D T3
-25C <= TAMB <= 40C

Model Number:5KS184XAE6421B
4P - VP EXTN
C/BOX 55 CU IN-1.00 NPT
PAINTED FRAME ID & SHAFT,
FAN COVER INSIDE & ODE E/S OUTSIDE
ROUTINE AND 5 POINT VIBRATION TESTS INCL IN C/BOX
INPRO SEAL BOTH ENDS
BURNDY SERVIT POST ON FRAME
SHAFT RUNOUT LIMIT .001" TIR
RCF 5000 CPM, STATIC DEFLECTION .0014 INCHES &
CENTER OF GRAVITY 6.5 INCHES
SOLID SHAFT HIGH THRUST
COPPER WASHER UNDER HEADS OF BEARING CAP BOLTS
APPLY TITE-SEAL (A50CD427A) ON BEARING CAP SCREWS, RABBETS,
AND PLUG THREADS
OIL RESISTANT SLEEVING ON LEADS
BEARING LIFE 50000 HOURS AT 848 LB THRUST
BEARING LIFE 26280 HOURS AT 1050 LB THRUST
UTD REPLACEMENT FOR 5KS184XAE6421

Model Number:5KS184XAE6421B
Performance Characteristics
1st Winding 1st Connection
This motor is capable of two cold or one hot start with a maximum connected load inertia of 183 Lb-Ft Sq (7.7 Kg-meter
Sq)at 100% voltage, where the load torque varies with the square of the speed. Acceleration time with maximum inertia
and the above load type is 36 seconds. Safe stall time at 100% voltage is 79 seconds cold, 51 seconds hot. Rotor inertia
is 0.34 Lb-Ft Sq (0.01 Kg-meter Sq).

Model Number: 5KS184XAE6421B

Model Number: 5KS184XAE6421B

Model Number: 5KS184XAE6421B
Conduit & Accessories Box Assembly