Technical Guide

251933-YTG-V-0913
68 Johnson Controls Unitary Products
ZF072 (Belt Drive High Static) Cooling With/Without Electric Heat
Size
(Tons)
Volt
Compressors
(each)
OD Fan
Motors
(each)
Supply
Blower
Motor
Pwr
Conv
Outlet
Electric Heat Option
MCA
1
(Amps)
1. Minimum Circuit Ampacity.
Max
Fuse
2
/
Breaker
3
Size
(Amps)
2. Dual Element, Time Delay Type.
3. HACR type per NEC.
RLA LRA MCC FLA FLA FLA Model kW Stages Amps
072
(6.0)
208-3-60 19.0 123.0 29.7 5.3 10.9 0.0
None - - - 40.0 50
E05 4.0 1 11.1 40.0 50
E07 5.6 1 15.5 40.0 50
E10 8.0 1 22.2 41.4 50
E15 11.9 2 33.0 54.9 60
E20 15.9 2 44.1 68.8 70
E30 22.2 2 61.6 90.7 100
230-3-60 19.0 123.0 29.7 5.3 10.9 0.0
None - - - 40.0 50
E05 5.3 1 12.7 40.0 50
E07 7.5 1 18.0 40.0 50
E10 10.6 1 25.5 45.5 50
E15 15.9 2 38.2 61.4 70
E20 21.2 2 51.0 77.4 80
E30 29.6 2 71.2 102.6 110
460-3-60 9.7 62.0 15.2 5.3 5.3 0.0
None - - - 20.1 25
E07 6.8 1 8.2 20.1 25
E10 10.1 1 12.1 21.8 25
E15 13.6 2 16.4 27.1 30
E20 19.5 2 23.5 35.9 40
E30 28.8 2 34.6 49.9 50
575-3-60 7.4 50.0 11.6 5.3 4.1 0.0
None - - - 15.5 20
E10 10.6 1 10.2 17.9 20
E15 15.9 1 15.3 24.2 25
E20 21.2 2 20.4 30.6 35
E30 30.4 2 29.3 41.7 45
ZF072 (Belt Drive High Static) Cooling With Gas Heat
Size
(Tons)
Volt
Compressors
(each)
OD Fan
Motors
(each)
Supply
Blower
Motor
Pwr
Conv
Outlet
MCA
1
(Amps)
1. Minimum Circuit Ampacity.
Max
Fuse
2
/
Breaker
3
Size
(Amps)
2. Dual Element, Time Delay Type.
3. HACR type per NEC.
RLA LRA MCC FLA FLA FLA
072
(6.0)
208-3-60
19.0 123.0 29.7 2.3 10.9 0.0 37.0 50.0
230-3-60
460-3-60 9.7 62.0 15.2 1.3 5.3 0.0 18.7 25.0
575-3-60 7.4 50.0 11.6 1.3 4.1 0.0 14.4 20.0