Study on Steady-State Temperature Rise Characteristics of Motor Heat Balance under Load Rate

Table 5

Maximum temperature rise of rotor, winding, and stator under different load rates at 25°C.

Load factor	Stator temperature rise	Winding temperature rise	Rotor temperature rise
0	4.43	4.4	4.54
10%	4.52	5.16	5.34
20%	4.57	5.7	6
30%	4.8	7.8	8.1
40%	4.85	8.9	9.3
50%	5	10.6	11
60%	5.2	11.6	12
70%	5.7	17	17.7
80%	6.4	19.8	20.4
90%	7	30	30.3
100%	8.2	36.6	37