12
Figure 7. Typical Thermostat Connection for
1-Stage Cool / 1-Stage Heat
Gas
Valve
1
2
3
4
5
6
7
8
9
Economizer
Plug
Indoor
Thermostat
Sub-Base
Furnace
Board
(Optional, Check
thermostat Instructions)
Optional Commercial Thermostat Only
(Occupied / unoccupied - If Equipped)
R
R
W1
W1
G
G
C
X
Y1
Y1
A1
Y2
A1
Green
Gray
Black
Yellow
White
Y2
Blue
Table 4. Copper Wire Size
COPPER WIRE SIZE — AWG
(1% VOLTAGE DROP)
SUPPLY WIRE LENGTH-FEET
SUPPLY CIRCUIT
AMPACITY
200
150
100
50
6
8
10
14
15
4
6
8
12
20
4
6
8
10
25
4
4
6
10
30
3
4
6
8
35
3
4
6
8
40
2
3
4
6
45
2
3
4
6
50
2
3
4
6
55
1
2
3
4
60
Wire Size based on N.E.C. for 60° type copper conductors.
THERMOSTAT
WIRE GAUGE
RECOMMENDED T-STAT WIRE
LENGTH (UNIT TO T-STAT)
2-WIRE
(HEATING)
5-WIRE
(HEATING/COOLING)
24
55
25
22
90
45
20
140
70
18
225
110
Table 5. Thermostat Wire Gauge
Table 3. Electrical Data.
MODEL
NUMBER
HEATING INPUT
(BTUH)
NOMINAL
ELECTRICAL
SUPPLY
VOLTAGE RANGE
COMPRESSOR
FAN
AMPS
BLOWER
MOTOR
AMPS
MINIMUM
CIRCUIT
AMPACITY
MAXIMUM
OVER-
CURRENT
PROTECTION
MIN.
MAX.
RLA
LRA
R8GE-X36C
72,000
208/-230/60/3
187
253
11.6
73
1.46
3.6
20.9
30
96,000
208/-230/60/3
187
253
11.6
73
1.46
3.6
20.9
30
R8GE-X48C
96,000
208/-230/60/3
187
253
15.3
83.1
1.46
5
27
40
120,000
208/-230/60/3
187
253
15.3
83.1
1.46
5
27
40
R8GE-X60C
96,000
208/-230/60/3
187
253
17.4
110
1.46
6.5
31.1
45
120,000
208/-230/60/3
187
253
17.4
110
1.46
6.5
31.1
45
R8GE-X36D
72,000
460/60/3
414
506
6.4
38
0.6
1.9
11.9
15
96,000
460/60/3
414
506
6.4
38
0.6
1.9
11.9
15
R8GE-X48D
96,000
460/60/3
414
506
6.9
41
0.6
3.3
13.9
20
120,000
460/60/3
414
506
6.9
41
0.6
3.3
13.9
20
R8GE-X60D
96,000
460/60/3
414
506
8.6
52
0.6
3.3
16
20
120,000
460/60/3
414
506
8.6
52
0.6
3.3
16
20
Note:
FLA = Full Load Amps; LRA = Lock Rotor amps; RLA = Rated Load Amps.
