819682-UIM-A-0212
Johnson Controls Unitary Products
9
SECTION IX: UNIT DATA
* May be 0 (no breaker) or 1 (with breaker).
TABLE 7:
Physical and Electrical Data - Cooling Only (60 Hz)
Models
MX12BN21
MX12DN21
MX16CN21
MX20DN21
Blower - Diameter x Width
10 x 9
10 x 10
10 x 10
10 x 10
Motor
HP
1/3
1/3
1/2
3/4
Nominal RPM
1050
1050
1050
1050
Voltage
230
Amps
Full Load (230)
2.8
2.8
4.1
6.0
Permanent Filter
1
Type
DISPOSABLE OR PERMANENT
Size
16 x 20 x1
24 x 20 x 1
20 x 20 x 1
24 x 20 x1
Filter Bulk Pack
1PF0601BK
1PF0604BK
1PF0602BK
1PF0604BK
Shipping / Operating Weight (lbs.)
70 / 66
83 / 77
83 / 77
89 / 83
1. Field Supplied.
TABLE 8:
Electrical Data - Cooling Only (60 Hz)
Models
Total Motor Amps
Minimum Circuit Ampacity
Max. O.C.P.
Amps/Type
1
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
Minimum Wire
Size A.W.G.
60 Hertz
60 Hertz
208V 230V 208V 230V
12B
2.8
2.8
3.5
3.5
15
14
12D
2.8
2.8
3.5
3.5
15
14
16C
4.1
4.1
5.2
5.2
15
14
20D
6.0
6.0
7.5
7.5
15
14
TABLE 9:
Conversion Table
kW & MBH Conversions - for Total Power Input Requirement
FOR
208V
OPERATION MULTIPLY
240V
TABULATED kW & MBH BY
.751
230V
240V
.918
TABLE 10:
Electrical Data - 1 Ø - 208/230-1-60
Models
Heater
Models*
Max.
Static
Min.
Speed Tap
Total Heat
1
kW Staging
kW
MBH
W1 Only
W2 Only
W1 & W2
208v
230v
208v
230v
208v
230v
208v
230v
208v
230v
MX12B
4HK*6500506
0.5
Med/#3
3.6
4.8
12.3
16.4
3.6
4.8
3.6
4.8
3.6
4.8
4HK*6500806
0.5
Med/#3
5.6
7.5
19.2
25.6
2.8
3.75
5.6
7.5
5.6
7.5
4HK*6501006
0.5
Med/#3
7.2
9.6
24.6
32.8
3.6
4.8
7.2
9.6
7.2
9.6
4HK16501306
0.5
Med/#3
9.8
13
33.3
44.4
3.3
4.3
6.5
8.6
9.8
13
4HK165N1506
0.5
Med/#3
10.8
14.4
36.9
49.1
3.6
4.8
7.2
9.6
10.8
14.4
MX12D
4HK*6500506
0.5
Med/#3
3.6
4.8
12.3
16.4
3.6
4.8
3.6
4.8
3.6
4.8
4HK*6500806
0.5
Med/#3
5.6
7.5
19.2
25.6
2.8
3.75
5.6
7.5
5.6
7.5
4HK*6501006
0.5
MedHi/#2
7.2
9.6
24.6
32.8
3.6
4.8
7.2
9.6
7.2
9.6
4HK16501306
0.5
MedHi/#2
9.8
13
33.3
44.4
3.3
4.3
6.5
8.6
9.8
13
4HK16501506
0.5
MedHi/#2
10.8
14.4
36.9
49.1
3.6
4.8
7.2
9.6
10.8
14.4
4HK16501806
0.5
MedHi/#2
13.2
17.6
45.1
60.1
3.3
4.4
6.6
8.8
13.2
17.6
4HK16502006
0.5
MedHi/#2
14.4
19.2
49.2
65.5
3.6
4.8
7.2
9.6
14.4
19.2
MX16C
4HK*6500506
0.5
Lo/#5
3.6
4.8
12.3
16.4
3.6
4.8
3.6
4.8
3.6
4.8
4HK*6500806
0.5
Lo/#5
5.6
7.5
19.2
25.6
2.8
3.75
5.6
7.5
5.6
7.5
4HK*6501006
0.5
MedLo/#4
7.2
9.6
24.6
32.8
3.6
4.8
7.2
9.6
7.2
9.6
4HK16501306
0.5
MedLo/#4
9.8
13
33.3
44.4
3.3
4.3
6.5
8.6
9.8
13
4HK16501506
0.5
MedLo/#4
10.8
14.4
36.9
49.1
3.6
4.8
7.2
9.6
10.8
14.4
4HK16501806
0.5
Med/#3
13.2
17.6
45.1
60.1
3.3
4.4
6.6
8.8
13.2
17.6
4HK16502006
0.5
Med/#3
14.4
19.2
49.2
65.5
3.6
4.8
7.2
9.6
14.4
19.2
MX20D
4HK*6500806
0.5
Lo/#5
5.6
7.5
19.2
25.6
2.8
3.75
5.6
7.5
5.6
7.5
4HK*6501006
0.5
Lo/#5
7.2
9.6
24.6
32.8
3.6
4.8
7.2
9.6
7.2
9.6
4HK16501306
0.5
Lo/#5
9.8
13
33.3
44.4
3.3
4.3
6.5
8.6
9.8
13
4HK16501506
0.5
Lo/#5
10.8
14.4
36.9
49.1
3.6
4.8
7.2
9.6
10.8
14.4
4HK16501806
0.5
Lo/#5
13.2
17.6
45.1
60.1
3.3
4.4
6.6
8.8
13.2
17.6
4HK16502006
0.5
Lo/#5
14.4
19.2
49.2
65.5
3.6
4.8
7.2
9.6
14.4
19.2
4HK16502506
0.5
Lo/#5
18
24
61.5
81.9
3.6
4.8
10.8
14.4
18
24
1. See conversion Table 10.