Thermo Pride Air Handler MA User Manual
Page 12
12
2. Heaters are 3 Phase.
TABLE 15: Electrical Data - (For Multi-Source Power Supply) - Copper Wire 3 Ø - 208/230-3-60
Models
MA
Heater
Model
Min. Circuit Ampacity
Max. O.C.P.
1
Amps/Type
75°C Wire Size - AWG
Circuit
Circuit
Circuit
1st
2nd
3rd
1st
2nd
3rd
1st
2nd
3rd
208/240
208/240
208/240
208/240 208/240 208/240 208/240 208/240 208/240
20D
4HK16501825
31.1/35.1
22.4/25.9
–
35/40
25/35
–
8/8
10/10
–
4HK16502525
40.0/45.4
31.3/36.1
–
40/50
35/40
–
8/8
8/8
–
1. O.C.P. = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
TABLE 16: Electrical Data - (For Single Source Power Supply) - Copper Wire 3 Ø - 208/230-3-60
Models
MA
Heat Kit -
Three Phase
Heater
Amps
240V
Field Wiring
Min. Circuit Ampacity
Max. O.C.P.
1
Amps/Type
75°C Wire Size - AWG
208V
240V
208V
240V
208V
240V
08B
4HK06501025
23.1
26.8
30.8
30
35
10
8
12B
4HK06501025
23.1
27.6
31.9
30
35
10
8
4HK065N1525
34.7
40.1
47.8
45
50
8
8
14D
4HK06501025
23.1
29.1
33.3
30
35
10
8
4HK06501525
34.7
41.6
46.4
45
50
8
8
4HK06501825
41.4
48.9
56.1
50
60
8
6
16C
4HK06501025
23.1
29.5
33.9
30
35
10
8
4HK06501525
34.7
42.0
48.4
45
50
8
8
4HK06501825
41.4
49.3
56.8
50
60
6
6
20D
4HK06501025
23.1
33.8
38.1
35
40
8
8
4HK06501525
34.7
43.5
52.6
45
60
8
6
1. O.C.P. = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
TABLE 17: Electrical Data - 460-3-60
MA
Models
Heater
Models
MAX. STATIC & MIN. CFM
Total Heat1
KW Staging
KW
MBH
W1 Only
W2 Only W1 + W2
Static
Taps
480V
480V
480V
480V
480V
12BN41
4HK06501046
0.5”
Med
9.6
3.28
9.6
9.6
9.6
16CN41
4HK06501046
0.5”
Med
9.6
3.28
9.6
9.6
9.6
4HK06501546
0.5”
Med
14.4
4.92
14.4
14.4
14.4
20DN41
4HK06501046
0.5”
Med
9.6
3.28
9.6
9.6
9.6
4HK06501546
0.5”
Med
14.4
4.92
14.4
14.4
14.4
4HK06502946
0.5”
Med
28.8
9.84
14.4
28.8
28.8
TABLE 18: Electrical Data - (For Single Source Power Supply) - Copper Wire 3 Ø - 460-3-60
MA
Models
Heater
Models
Field Wiring
Min. Circuit Ampacity
Max. O.C.P.
1
Amps/Type
Wire Size - AWG
75°C
480V
480V
480V
12BN41
4HK06501046
17.4
20
12
16CN41
4HK06501046
17.8
25
10
4HK06501546
24.9
25
10
20DN41
4HK06501046
19.1
25
10
4HK06501546
26.3
30
8
4HK06502946
48.0
50
8
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.