Trane 4WCC4024E1000A, Инструкция по установке и эксплуатации

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18-BB41D1-1A-EN
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Table 12. Defrost Control Thermistor Table
TEMP °F TEMP °C
THERMISTOR
RESISTANCE
(OHMS)
Vo (Volts)
-15.00 -26.11 135976 2.50
-10.00 -23.33 115112 2.40
-5.00 -20.56 97745 2.29
0.00 -17.78 83247 2.17
5.00 -15.00 71108 2.05
10.00 -12.22 60916 1.93
15.00 -9.44 52333 1.81
20.00 -6.67 45076 1.69
25.00 -3.89 38927 1.56
30.00 -1.11 33703 1.45
35.00 1.67 29253 1.33
40.00 4.44 25452 1.22
45.00 7.22 22198 1.12
50.00 10.00 19405 1.02
55.00 12.78 17002 0.93
60.00 15.56 14930 0.85
65.00 18.33 13138 0.77
70.00 21.11 11586 0.70
Table 12. Defrost Control Thermistor Table
(continued)
75.00 23.89 10238 0.63
80.00 26.67 9065 0.57
85.00 29.44 8043 0.52
90.00 32.22 7150 0.47
95.00 35.00 6368 0.42
100.00 37.78 5682 0.38
105.00 40.56 5079 0.35
110.00 43.33 4548 0.31
115.00 46.11 4079 0.28
120.00 48.89 3665 0.26
125.00 51.67 3298 0.23
130.00 54.44 2972 0.21
135.00 57.22 2683 0.19
Example:
Sensor temp. = 19°F
Measured Resistance = 46K ohms
This sensor is good since the measured value is
relatively close to the chart value.
Table 13. Demand Defrost Quick Specifications
COMPRESSOR SCROLL SCROLL
MNEMONIC NO
CNT
07824 07825
GROUP NOMENCLATURE
(a)
G01 / G04 / G06 G02 / G07
SUPERSEDURE
CNT
NA NA
OD FAN TYPE – PSC/ECM PSC ECM
1-SPD 1-SPD
DEFROST ENABLED: Y = ON
COIL TEMPERATURE =
≤52° F
(b) ≤52° F
DEFROST PERMIT: Y = ON
COIL TEMPERATURE =
≤32° F ≤32° F
MIN DEFROST TIME (MINUTES)
1 1
TARGET DEFROST TIME (MINUTES)
4 4
MAX TIME OVERRIDE (MINUTES)
15 15
DEFROST TERMINATE COIL TEMPERATURE (Factory Setting)
47° F 47° F
DEFROST HI TERMINATE COIL TEMPERATURE (Cut Jumper 2)
70° F 70° F
SOV SWITCH-OVER DELAY
AFTER DEFROST TERM. (SECONDS)
12 12
DEFEAT SWITCH-OVER DELAY (SECONDS) (Cut Jumper 2)
0 0
LOW AMBIENT HEAT PUMP LOCK OUT -7° F -7° F
LOW AMBIENT HEAT PUMP RESUME 3° F 3° F
LPCO INPUT TO CONTROL YES YES
LPCO BYPASS IN/OUT DEFROST (MINUTES)
3 3
(a)
GROUP suffix for drawing number D159982
(b)
≤ (EQUAL OR LESS THAN)
U Un niitt S Stta arrttu up p