8.3 Selection Tables for Alternative Brake Resistors
8.3.1 Abbreviations used in the Brake Resistor Tables
Mains
Voltage class
P
m
Rated motor size for frequency converter
R
min
Minimum permissible brake resistor - by frequency converter
R
rec
Recommended brake resistor resistance of Danfoss brake resistors
Duty cycle
P
br,cont.
x100/Pm
Danfoss part number Danfoss brake resistor order numbers
P
br,cont.
Brake resistor average rated power
R
br,nom
The nominal (calculated) resistor value to ensure a brake power on motor shaft of 150/160/110% for 1 minute
8.3.2 VLT
®
HVAC Drive FC 102, T2
Mains: 200-240 V, T2
FC 102
P
m
R
min
R
br,nom
Flat-pack IP65
R
rec
per item/P
br,cont.
Duty cycle
Danfoss part number
T2
[kW]
[
Ω
]
[
Ω
]
[
Ω
/W]
%
175Uxxxx
P1K1
1.1
130
152.9
150/100
9
1005
P1K1
1.1
130
152.9
150/200
18
0989
P1K5
1.5
81.0
110.5
100/100
7
1006
P1K5
1.5
81.0
110.5
100/200
14
0991
P2K2
2.2
58.5
74.1
72/200
9
0992
P3K0
3
45.0
53.7
50/200
7
0993
P3K7
3.7
31.5
39.9
35/200
6
0994
P3K7
3.7
31.5
39.9
72/200
11
2x0992
Table 8.37 Mains: 200-240 V (T2)
8.3.3 VLT
®
HVAC Drive FC 102, T4
Mains: 380-480 V, T4
FC 102
P
m
R
min
R
br,nom
Flat-pack IP65
R
rec
per item/P
br,cont.
Duty cycle
Danfoss part number
T4
[kW]
[
Ω
]
[
Ω
]
[
Ω
/W]
%
175Uxxxx
P1K1
1.1
546
607.3
620/100
9
1001
P1K1
1.1
546
607.3
620/200
18
0982
P1K5
1.5
382
437.3
430/100
7
1002
P1K5
1.5
382
437.3
430/200
14
0983
P2K2
2.2
260
293.3
310/200
9
0984
P3K0
3
189
212.7
210/200
7
0987
P4K0
4
135
157.3
150/200
5
0989
P4K0
4
135
157.3
300/200
20
2x0985
P5K5
5.5
99.0
113.3
130/200
7
2x0990
Table 8.38 Mains: 380-480 V (T4)
Selection Guide
Design Guide
62
Danfoss A/S © Rev. 05/2014 All rights reserved.
MG90O202
8
8
Содержание VLT Brake Resistor MCE 101
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