AIM Manual

Motor Application » Single-Phase Motors (Page 14)

Single-Phase Motor Fuse Sizing

Table 14 Single-Phase Motor Fuse Sizing
TYPEMOTOR
MODEL
PREFIX
RATINGCIRCUIT BREAKERS OR FUSE AMPSCIRCUIT BREAKERS OR FUSE AMPS
(MAXIMUM PER NEC)(TYPICAL SUBMERSIBLE)
STANDARD
FUSE
DUAL ELEMENT
TIME DELAY
FUSE
CIRCUIT
BREAKER
STANDARD
FUSE
DUAL ELEMENT
TIME DELAY
FUSE
CIRCUIT
BREAKER
HPKWVOLTS
4" 2-WIRE2445041/20.37115352030301530
2445051/20.3723020101515815
2445073/40.55230251520201020
24450810.75230302025251125
2443091.51.1230352030351530
4" 3-WIRE2145041/20.37115352030301530
2145051/20.3723020101515815
2145073/40.55230251520201020
21450810.75230302025251125
4" 3-WIRE W/CRC CB2145051/20.3723020101515815
2145073/40.55230251520201020
21450810.75230302025251125
4" 3-WIRE21450810.75230302025251125
w/ 1-1.5 CB
2243001.51.1230352030301530
22430121.5230302025301525
22430232.2230453040452040
22430353.7230804560703060
6"22611053.7230804560703060
2261117.55.52301257010011050100
226112107.52301508012515060125
226113151123020012517520090175