Carlyle 05T-033 Manual Aplikasi - Halaman 15

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Carlyle 05T-033 Manual Aplikasi

5.0 Electrical Protection

5.1Thermal Protection

The compressor motor windings are protected from ex-
treme temperatures by the LonCEM module. All compres-
sors are supplied with two 5K NTC (Negative Thermal Coef-
ficient) thermistors in the motor windings. The module will
TEMPERATURE RESISTANCE
°C
°F
OHMS
0
32.0
16,352.4
1
33.8
15,515.2
2
35.6
14,750.0
3
37.4
14,027.1
4
39.2
13,343.8
5
41.0
12,697.8
6
42.8
12,086.3
7
44.6
11,508.0
8
46.4
10,960.8
9
48.2
10,442.6
10
50.0
9,951.8
11
51.8
9,486.8
12
53.6
9,046.3
13
55.4
8,628.7
14
57.2
8,232.5
15
59.0
7,857.0
16
60.8
7,500.6
17
62.6
7,126.3
18
64.4
6,841.3
19
66.2
6,526.4
20
68.0
6,526.8
21
69.8
5,971.6
22
71.6
5,710.0
23
73.4
5,461.3
24
75.2
5,225.0
25
77.0
5,000.0
26
78.8
4,786.0
27
80.6
4,582.4
28
82.4
4,338.5
29
84.2
4,203.9
30
86.0
4,028.0
31
87.8
3,860.5
32
89.6
3,700.8
33
91.4
3,548.5
34
93.2
3,403.5
35
95.0
3,265.1
36
96.8
3,133.1
37
98.6
3,007.1
TEMPERATURE VS. RESISTANCE TABLE
TEMPERATURE RESISTANCE
°C
°F
OHMS
38
100.4
886.9
39
102.2
2,772.1
40
104.0
2,662.4
41
105.8
2,557.8
42
107.6
2,457.7
43
109.4
2,362.1
44
111.2
2,270.8
45
113.0
2,183.45
46
114.8
2,099.93
47
116.6
2,020.04
48
118.4
1,943.6
49
120.2
1,870.5
50
122.0
1,800.49
51
123.8
1,733.46
52
125.6
1,669.66
53
127.4
1,607.81
54
129.2
1,548.95
55
131.0
1,492.54
56
132.8
1,438.46
57
134.6
1,386.62
58
136.4
1,336.93
59
138.2
1,289.26
60
140.0
1,243.53
61
141.8
1,199.7
62
143.6
1,157.59
63
145.4
1,117.18
64
147.2
1,078.37
65
149.0
1,041.15
66
150.8
1,005.38
67
152.6
971.03
68
154.4
938.02
69
156.2
906.3
70
158.0
875.81
71
159.8
846.5
72
161.6
818.31
73
163.4
791.21
74
165.2
765.14
75
167.0
740.06
limit the maximum motor temperature to 240°F (116°C) and
is an automatic reset device. Only one 5K sensor is used;
the other is a spare. The temperature vs. resistance charac-
teristics of the thermistors are shown below.
TEMPERATURE RESISTANCE
°C
°F
OHMS
76
168.8
715.93
77
170.6
692.68
78
172.4
670.34
79
174.2
648.82
80
176.0
628.09
81
177.8
608.11
82
179.6
588.88
83
181.4
570.36
84
183.2
552.5
85
185.0
535.29
86
186..8
518.7
87
188.6
502.7
88
190.4
487.28
89
192.2
474.4
90
194.0
458.06
91
195.8
444.2
92
197.6
430.85
93
199.4
417.96
94
201.2
405.51
95
203.0
393.49
96
204.8
381.89
97
206.6
370.69
98
208.4
359.87
99
210.2
349.41
100
212.0
339.32
101
213.8
329.55
102
215.6
320.12
103
217.4
311.0
104
219.2
302.18
105
221.0
293.65
106
222.8
285.41
107
224.6
277.43
108
226.4
269.72
109
228.2
262.26
110
230.0
255.03
111
231.8
248.04
112
233.6
241.28
113
235.4
234.72
TEMPERATURE RESISTANCE
°C
°F
OHMS
114
237.2
228.38
115
239.0
222.24
116
240.8
216.29
117
242.6
210.53
118
244.4
204.95
119
246.2
199.54
120
248.0
194.3
121
249.8
189.22
122
251.6
184.3
123
253.4
178.5
124
255.2
174.89
125
257.0
170.41
126
258.8
166.06
127
260.6
161.83
128
262.4
157.74
129
266.0
153.77
130
267.8
149.91
131
269.6
146.17
132
271.4
142.54
133
273.2
139.02
134
275.0
136.6
135
276.8
132.27
136
278.6
129.04
137
280.4
125.91
138
285.8
122.87
139
287.6
119.91
140
289.4
117.04
141
281.2
114.25
142
287.6
111.54
143
289.4
108.9
144
291.2
106.34
145
293.0
103.86
146
294.8
101.43
147
296.6
99.074
148
298.4
95.785
149
300.2
94.559
150
302.0
92.393
15