VFD Two-stage high 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 24: YV28 to YV50 VFD two-stage high 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 42.0 234.0 14.4 151 175 161 926 165 200 178 940
230-3-60 41.0 304 41.0 304 4.2 21.0 42.0 234.0 13.0 151 175 162 926 164 200 177 939
460-3-60 19.2 147 19.2 147 2.1 10.5 21.0 117.0 6.5 73 90 78 453 80 100 85 460
YV28
(27.5)
575-3-60 16.7 122 16.7 122 1.6 7.8 18.0 95.9 5.2 62 80 66 371 68 80 72 376
208-3-60 44.2 315 44.2 315 4.0 21.0 42.0 234.0 14.4 157 200 168 948 172 200 185 962
230-3-60 44.2 315 44.2 315 4.2 21.0 42.0 234.0 13.0 158 200 169 948 171 200 184 961
460-3-60 22.4 158 22.4 158 2.1 10.5 21.0 117.0 6.5 80 100 85 475 86 100 93 482
YV30
(30)
575-3-60 18.6 136 18.6 136 1.6 7.8 18.0 95.9 5.2 66 80 71 399 71 90 77 404
208-3-60 48.1 351 48.1 351 4.0 21.0 42.0 234.0 14.4 166 200 177 1020 181 225 194 1034
230-3-60 48.1 351 48.1 351 4.2 21.0 42.0 234.0 13.0 167 200 178 1020 180 225 193 1033
460-3-60 24.7 197 24.7 197 2.1 10.5 21.0 117.0 6.5 85 100 91 553 91 110 98 560
YV35
(35)
575-3-60 22.4 135 22.4 135 1.6 7.8 18.0 95.9 5.2 75 90 80 397 80 100 86 402
208-3-60 48.1 351 48.1 351 4.0 21.0 59.4 312.0 14.4 186 225 197 1098 201 250 214 1112
230-3-60 48.1 351 48.1 351 4.2 21.0 59.4 312.0 13.0 187 225 198 1098 200 250 213 1111
460-3-60 24.7 197 24.7 197 2.1 10.5 27.0 156.0 6.5 92 110 98 592 98 125 105 599
YV40
(40)
575-3-60 22.4 135 22.4 135 1.6 7.8 22.0 126.0 5.2 79 100 84 427 84 100 90 432
208-3-60 67.3 485 67.3 485 7.2 39.6 74.8 312.0 14.4 257 325 274 1440 271 325 290 1455
230-3-60 67.3 485 67.3 485 6.8 39.6 74.8 312.0 13.0 255 325 272 1440 268 325 287 1453
460-3-60 32.7 215 32.7 215 3.4 19.8 27.0 156.0 6.5 114 125 122 665 121 150 129 672
YV50
(50)
575-3-60 26.3 175 26.3 175 2.7 15.8 22.0 126.0 5.2 92 110 98 539 97 110 104 544
Table 25: YV28 to YV50 VFD two-stage high static 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 42.0 234 4.0 21.0 14 159 200 170 968 173 200 187 982
230-3-60 41.0 304 41.0 304 4.2 21.0 42.0 234 4.2 21.0 13 160 200 172 968 173 200 187 981
460-3-60 19.2 147 19.2 147 2.1 10.5 21.0 117 2.1 10.5 7 77 90 83 474 84 100 90 481
YV28
(27.5)
575-3-60 16.7 122 16.7 122 1.6 7.8 18.0 95.94 1.6 7.8 5 66 80 70 387 71 80 76 392
208-3-60 44.2 315 44.2 315 4.0 21.0 42.0 234 4.0 21.0 14 165 200 178 990 180 200 194 1004
230-3-60 44.2 315 44.2 315 4.2 21.0 42.0 234 4.2 21.0 13 167 200 179 990 180 200 194 1003
460-3-60 22.4 158 22.4 158 2.1 10.5 21.0 117 2.1 10.5 7 84 100 90 496 91 110 98 503
YV30
(30)
575-3-60 18.6 136 18.6 136 1.6 7.8 18.0 95.94 1.6 7.8 5 69 80 75 415 75 90 81 420
208-3-60 48.1 351 48.1 351 4.0 21.0 42.0 234 4 21.0 14 174 200 187 1062 189 225 203 1076
230-3-60 48.1 351 48.1 351 4.2 21.0 42.0 234 4.2 21.0 13 175 200 188 1062 188 225 203 1075
460-3-60 24.7 197 24.7 197 2.1 10.5 21.0 117 2.1 10.5 7 89 110 95 574 96 110 103 581
YV35
(35)
575-3-60 22.4 135 22.4 135 1.6 7.8 18.0 95.94 1.6 7.8 5 78 100 83 413 83 100 89 418
208-3-60 48.1 351 48.1 351 4.0 21.0 59.4 312 7.2 39.6 14 201 250 214 1177 215 250 230 1192
230-3-60 48.1 351 48.1 351 4.2 21.0 59.4 312 6.8 39.6 13 201 250 214 1177 214 250 229 1190
460-3-60 24.7 197 24.7 197 2.1 10.5 27.0 156 3.4 19.8 7 98 125 105 632 105 125 113 638
YV40
(40)
575-3-60 22.4 135 22.4 135 1.6 7.8 22.0 126 2.7 15.8 5 84 100 90 459 89 110 96 464
208-3-60 67.3 485 67.3 485 7.2 39.6 74.8 312 7.2 39.6 14 271 325 290 1520 286 350 307 1534
230-3-60 67.3 485 67.3 485 6.8 39.6 74.8 312 6.8 39.6 13 269 325 288 1520 282 350 303 1533
460-3-60 32.7 215 32.7 215 3.4 19.8 27.0 156 3.4 19.8 7 121 150 130 705 127 150 137 711
YV50
(50)
575-3-60 26.3 175 26.3 175 2.7 15.8 22.0 126 2.7 15.8 5 97 110 104 571 103 125 110 576
Installation Manual: YORK
®
Sun
™
Select YV28 to YV50
48
Johnson Controls Ducted Systems
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