Motor Calculations

Canadian Electrical Code, Three Phase, 575 VAC, 60 Hz, Squirrel Cage

H.P. 28-704(2)	F.L.A 28-704(2)	Disconnect Rating 115% 28-602(b)	Disconnect Size	T.D. Fuse Size 175% F.L.A. 28-200(1)	Time Delay Fuse Size
1/2	0.9	1.035	30A	1.575	1-1/4
3/4	1.3	1.495	30A	2.275	2
1	1.7	1.955	30A	2.975	2-1/2
1-1/2	2.4	2.76	30A	4.2	3
2	2.7	3.105	30A	4.725	4
3	3.9	4.485	30A	6.825	5
5	6.1	7.015	30A	10.675	8
7-1/2	9	10.35	30A	15.75	12
10	11	12.65	30A	19.25	15
15	17	19.55	30A	29.75	20
20	22	25.3	30A	38.5	30
25	27	31.05	60A	47.25	35
30	32	36.8	60A	56	40
40	41	47.15	60A	71.75	50
50	52	59.8	60A	91	70
60	62	71.3	100A	108.5	90
75	77	88.55	100A	134.75	110
100	99	113.85	200A	173.25	150
125	125	143.75	200A	218.75	175
150	144	165.6	200A	252	200
200	192	220.8	400A	336	300
250	242	278.3	400A	423.5	400
300	289	332.35	400A	505.75	450
350	336	386.4	400A	588	500
400	382	439.3	400A	668.5	600
450	412	473.8	600A	721	600
500	472	542.8	600A	826	600