Eaton PowerXL DG1 - Brake Resistor Sizing

72
Appendix B—Installation guidelines
POWERXL SERIES VFD MN040002EN—February 2018 www.eaton.com
Table 56. 600 V heat loss data
CT
Amp
suffix
VT
Amp
suffix
600 V, 60 Hz
Frame
size
VT/I
L
(110%)
Pv (W)
CT/I
H
(150%)
Pv (W)
FR1 3D3 4D5 94 70
4D5 7D5 118 92
7D5 010 177 147
FR2 010 013 221 153
013 018 303 221
018 022 391 303
FR3 022 027 451 350
027 034 512 363
034 041 633 548
FR4 041 052 738 586
052 062 884 743
062 080 1187 894
FR5 080 100 1149 842
100 125 1390 1055
125 144 1627 1304
FR6 144 208 2502 1688
208 250 3165 2506
Table 57. 230 V idle heat loss FR0~FR6
Heat loss (W)
IP54 version IP21 version IP20 version
Frame
size
Fans
start
Fans
stop
Fans
start
Fans
stop
Fans
start
Fans
stop
FR0————11 8.45
FR1 17.5 6 15.33 17.56 15.33 — —
FR2 30.46 18.97 28.23 16.62 — —
FR3 46.16 18.15 46.16 18.15 — —
FR4 74.28 17.1 74.28 17.1 — —
FR5 87.17 19.32 87.17 19.32 — —
FR6 299.29 59.17 299.29 59.17 — —
Table 58. 480 V idle heat loss FR0~FR6
Heat loss (W)
IP54 version IP21 version IP20 version
Frame
size
Fans
start
Fans
stop
Fans
start
Fans
stop
Fans
start
Fans
stop
FR0————13.911.4
FR1 20.49 17.33 17.56 15.1 — —
FR2 29.76 19.5 24.89 15.75 — —
FR3 46.63 24.12 46.63 24.12 — —
FR4 79.67 24.42 79.67 24.42 — —
FR5 102.83 30.74 102.83 30.74 — —
FR6 305.9 62.45 305.9 62.45 — —
Table 59. 575 V idle heat loss FR1~FR6
Frame
size
Heat loss (W)
IP54 version IP21 version
Fans start Fans stop Fans start Fans stop
FR1 22.2 18.96 20.97 18.08
FR2 33.56 23.19 32.09 20.96
FR3 52.96 26.41 52.96 26.41
FR4 84.42 24.65 84.42 24.65
FR5 97. 37 27.23 97.37 27.23
FR6 317.63 84.3 317.63 84.3
Brake resistor sizing
Table 60. Brake resistor sizing data
230 V 460 V 600 V
Frame
size
Brake chopper
nominal current
at 80 °C (A)
Minimum
resistance
(Ohm)
Brake chopper
nominal current
at 80 °C (A)
Minimum
resistance
(Ohm)
Brake chopper
nominal current
at 80 °C (A)
Minimum
resistance
(Ohm)
FR0
20 30 18 63 — —
FR1
30.0 30.0 25.0 63.0 26.0 100.0
FR2
78.0 20.0 78.0 42.0 41.0 30.0
FR3
100.0 10.0 100.0 14.0 100.0 18.0
FR4
200.0 3.3 200.0 6.5 200.0 9.0
FR5
400.0 1.4 450.0 3.3 400.0 7.0
FR6
600 1.4 600 3.3 450 2.5