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FC 302
Vertical braking 40% duty cycle
Frequency converter data
Brake resistor data
Installation
R
rec
[
Ω
]
P
br.cont.
[kW]
Danfoss part number
Cable
cross
section
[mm
2
]
Thermo
relay
[A]
Mains
type
P
m
[kW]
R
min
[
Ω
]
R
br.nom
[
Ω
]
Wire IP54
Screw
terminal
IP21
Screw
terminal
IP65
Bolt
connection
IP20
T7
1.1
620
830
630
0.360
-
175u3108 175u3109
-
1.5
0.8
T7
1.5
513
600
570
0.570
-
175u3110 175u3111
-
1.5
1
T7
2.2
340
403
415
0.790
-
175u3112 175u3113
-
1.5
1.3
T7
3
243
292
270
1.130
-
175u3118 175u3119
-
1.5
2
T7
4
180
216
200
1.700
-
175u3122 175u3123
-
1.5
2.8
T7
5.5
130
156
145
2.200
-
175u3106 175u3107
-
1.5
3.7
T7
7.5
94
113
105
3.200
-
175u3132 175u3133
-
1.5
5.2
T7
11
69.7
76.2
72
4.200
-
175u3142 175u3143
-
1.5
7.2
T7
15
46.8
55.5
52
6.000
-
-
-
175u3242
2.5
10.8
T7
18.5
36.0
44.7
42
8.000
-
-
-
175u3243
2.5
13.9
T7
22
29.0
37.5
31
10.000
-
-
-
175u3244
4
18
T7
30
22.5
29.1
27
14.000
-
-
-
175u3201
10
23
T7
37
18.0
23.5
22
17.000
-
-
-
175u3202
10
28
T7
45
13.5
19.3
15.5
21.000
-
-
-
175u3205
16
37
T7
55
13.5
15.7
13.5
26.000
-
-
-
175u3209
16
44
T7
75
8.8
11.5
11
36.000
-
-
-
175u3212
25
57
Table 7.16 T7, Vertical Braking 40% Duty Cycle
Horizontal braking: Duty cycle 10% and maximum 120 s repetition rates according the reference brake profile. Average power corresponds to 6%.
Vertical braking: Duty cycle 40% and maximum 120 s repetition rates according the reference brake profile. Average power corresponds to 27%.
Cable cross-section: Recommended min. value based upon PVC-insulated copper cable, 30
°
C ambient temperature with normal heat dissipation.
All cabling must comply with national and local regulations on cable cross-sections and ambient temperature.
Thermal relay: Brake current setting of external thermal relay. All resistors have a built-in thermal relay switch N.C.
The IP54 is with 1,000 mm fixed unscreened cable. Vertical and horizontal mounting. Derating required by horizontal mounting.
IP21 & IP65 are with screw terminal for cable termination. Vertical and horizontal mounting. Derating required by horizontal mounting.
The IP20 is with bolt connection for cable termination. Floor mounting.
150/160%
175U
A067.10
Illustration 7.2 Horizontal Loads
100%
150/160%
175U
A068.10
Illustration 7.3 Vertical Loads
How to Order
VLT
®
AutomationDrive FC 301/FC 302 Design Guide, 0.25-75 kW
98
MG33BF02 - Rev. 2013-12-20
7
7