VFD Two-stage standard static
Note:
• MCA = minimum circuit ampacity
• f/b = fuse/breaker
• Fuse is a dual element, time delay type
• Breaker is a HACR type per NEC
Table 18: YV28 to YV50 VFD two-stage standard static without power exhaust
Comp. 1 Comp. 2
Min
disconnect
rating
Min
disconnect
rating/120V
trans
Size
(tons)
Nominal
unit
voltage
RLA LRA RLA LRA
OD fan
motors
each
FLA
OD fan
motors
each
LRA
Supply
blower
motor
FLA
Supply
blower
motor
LRA
120 V
trans
FLA
MCA
A
Max
f/b
size
A
FLA LRA
MCA
with
120 V
trans
A
Max
f/b
size
with
120V
trans
A
FLA LRA
208-3-60 41.0 304 41.0 304 4.0 21.0 22.0 144.4 14.4 130 150 138 836.4 145 175 154.6 850.8
230-3-60 41.0 304 41.0 304 4.2 21.0 22.0 144.4 13.0 131 150 139 836.4 144 175 153.9 849.4
460-3-60 19.2 147 19.2 147 2.1 10.5 11.0 72.2 6.5 63 80 66 408.2 69 80 73.9 414.7
YV28
(27.5)
575-3-60 16.7 122 16.7 122 1.6 7.8 9.0 59.1 5.2 53 60 56 334.3 58 70 62.1 339.5
208-3-60 44.2 315 44.2 315 4.0 21.0 22.0 144.4 14.4 137 175 145 858.4 152 175 161.9 872.8
230-3-60 44.2 315 44.2 315 4.2 21.0 22.0 144.4 13.0 138 175 146 858.4 151 175 161.2 871.4
460-3-60 22.4 158 22.4 158 2.1 10.5 11.0 72.2 6.5 70 90 74 430.2 76 90 81.3 436.7
YV30
(30)
575-3-60 18.6 136 18.6 136 1.6 7.8 9.0 59.1 5.2 57 75 60 362.3 62 80 66.5 367.5
208-3-60 48.1 351 48.1 351 4.0 21.0 22.0 144.4 14.4 146 175 154 930.4 161 200 170.9 944.8
230-3-60 48.1 351 48.1 351 4.2 21.0 22.0 144.4 13.0 147 175 155 930.4 160 200 170.2 943.4
460-3-60 24.7 197 24.7 197 2.1 10.5 11.0 72.2 6.5 75 90 79 508.2 81 100 86.6 514.7
YV35
(35)
575-3-60 22.4 135 22.4 135 1.6 7.8 9.0 59.1 5.2 66 80 69 360.3 71 90 75.2 365.5
208-3-60 48.1 351 48.1 351 4.0 21.0 28.0 173.44 14.4 152 200 161 959.4 167 200 177.8 973.8
230-3-60 48.1 351 48.1 351 4.2 21.0 28.0 173.44 13.0 153 200 162 959.4 166 200 177.1 972.4
460-3-60 24.7 197 24.7 197 2.1 10.5 14.0 86.72 6.5 78 100 83 522.7 84 100 90.0 529.2
YV40
(40)
575-3-60 22.4 135 22.4 135 1.6 7.8 11.0 71.77 5.2 68 90 72 373.0 73 90 77.5 378.2
208-3-60 67.3 485 67.3 485 7.2 39.6 28.0 173.44 14.4 208 275 220 1301.8 223 275 236.7 1316.2
230-3-60 67.3 485 67.3 485 6.8 39.6 28.0 173.44 13.0 207 250 218 1301.8 220 275 233.2 1314.8
460-3-60 32.7 215 32.7 215 3.4 19.8 14.0 86.72 6.5 101 125 107 595.9 108 125 114.4 602.4
YV50
(50)
575-3-60 26.3 175 26.3 175 2.7 15.8 11.0 71.77 5.2 81 100 86 485.0 86 110 91.5 490.2
Table 19: YV28 to YV50 VFD two-stage standard static with on/off power exhaust
Comp. 1 Comp. 2
Min
disconnect
rating
Min
disconnect
rating/120V
trans
Size
(tons)
Nominal
unit
voltage
RLA LRA RLA LRA
OD fan
motors
each
FLA
OD fan
motors
each
FLA
Supply
blower
motor
FLA
Supply
blower
motor
LRA
Power
exhaus
t VFD
FLA
Power
exhaus
t motor
LRA
120 V
trans
FLA
MCA
A
Max
f/b
size
A
FLA LRA
MCA
with
120 V
trans
A
Max
f/b
size
with
120V
trans
A
FLA LRA
208-3-60 41.0 304 41.0 304 4.0 21.0 22.0 144.4 4.0 21.0 14.4 138 175 147 878 153 175 164 893
230-3-60 41.0 304 41.0 304 4.2 21.0 22.0 144.4 4.2 21.0 13.0 139 175 149 878 152 175 164 891
460-3-60 19.2 147 19.2 147 2.1 10.5 11.0 72.2 2.1 10.5 6.5 67 80 71 429 73 90 79 436
YV28
(27.5)
575-3-60 16.7 122 16.7 122 1.6 7.8 9.0 59.1 1.6 7.8 5.2 56 70 60 350 61 75 66 355
208-3-60 44.2 315 44.2 315 4.0 21.0 22.0 144.4 4.0 21.0 14.4 145 175 155 900 160 200 171 915
230-3-60 44.2 315 44.2 315 4.2 21.0 22.0 144.4 4.2 21.0 13.0 147 175 156 900 160 200 171 913
460-3-60 22.4 158 22.4 158 2.1 10.5 11.0 72.2 2.1 10.5 6.5 74 90 79 451 81 100 86 458
YV30
(30)
575-3-60 18.6 136 18.6 136 1.6 7.8 9.0 59.1 1.6 7.8 5.2 60 75 64 378 66 80 70 383
208-3-60 48.1 351 48.1 351 4.0 21.0 22.0 144.4 4 21.0 14.4 154 200 164 972 169 200 180 987
230-3-60 48.1 351 48.1 351 4.2 21.0 22.0 144.4 4.2 21.0 13.0 155 200 165 972 168 200 180 985
460-3-60 24.7 197 24.7 197 2.1 10.5 11.0 72.2 2.1 10.5 6.5 79 100 84 529 86 110 91 536
YV35
(35)
575-3-60 22.4 135 22.4 135 1.6 7.8 9.0 59.1 1.6 7.8 5.2 69 90 73 376 74 90 79 381
208-3-60 48.1 351 48.1 351 4.0 21.0 28.0 173.44 7.2 39.6 14.4 167 200 178 1039 181 225 194 1053
230-3-60 48.1 351 48.1 351 4.2 21.0 28.0 173.44 6.8 39.6 13.0 167 200 178 1039 180 225 193 1052
460-3-60 24.7 197 24.7 197 2.1 10.5 14.0 86.72 3.4 19.8 6.5 85 100 90 562 91 110 98 569
YV40
(40)
575-3-60 22.4 135 22.4 135 1.6 7.8 11.0 71.77 2.7 15.8 5.2 73 90 78 405 78 100 84 410
208-3-60 67.3 485 67.3 485 7.2 39.6 28.0 173.44 7.2 39.6 14.4 223 275 237 1381 237 300 253 1395
230-3-60 67.3 485 67.3 485 6.8 39.6 28.0 173.44 6.8 39.6 13.0 220 275 234 1381 233 300 249 1394
460-3-60 32.7 215 32.7 215 3.4 19.8 14.0 86.72 3.4 19.8 6.5 108 125 115 636 114 125 122 642
YV50
(50)
575-3-60 26.3 175 26.3 175 2.7 15.8 11.0 71.77 2.7 15.8 5.2 86 110 92 517 92 110 98 522
Installation Manual: YORK
®
Sun
™
Select YV28 to YV50
44
Johnson Controls Ducted Systems
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