Danfoss VLT Midi Drive FC 280 Design Guide

6.2 Ordering Numbers: Brake Resistors
Danfoss oers a wide variety of dierent resistors that are specially designed for our frequency converters. See
chapter 2.9.4 Control with Brake Function for the dimensioning of brake resistors. This section lists the ordering numbers for
the brake resistors.
6.2.1 Ordering Numbers: Brake Resistors 10%
FC 280 P
m (HO)
R
min
R
br. nom
R
rec
P
br avg
Ordering
number
Period Cable
cross-
section
1)
Thermal
relay
Maximum
brake torque
with R
rec
T4 [kW (hp)]
[Ω] [Ω] [Ω]
[kW (hp)] 175Uxxxx [s]
[mm
2
(AWG)]
[A] [%]
PK37 0.37 (0.5) 890 1041.98 989
0.030
(0.04)
3000 120 1.5 (16) 0.3 139
PK55 0.55 (0.75) 593 693.79 659
0.045
(0.06)
3001 120 1.5 (16) 0.4 131
PK75 0.75 (1.0) 434 508.78 483
0.061
(0.08)
3002 120 1.5 (16) 0.4 129
P1K1 1.1 (1.5) 288 338.05 321
0.092
(0.12)
3004 120 1.5 (16) 0.5 132
P1K5 1.5 (2.0) 208 244.41 232
0.128
(0.172)
3007 120 1.5 (16) 0.8 145
P2K2 2.2 (3.0) 139 163.95 155
0.190
(0.255)
3008 120 1.5 (16) 0.9 131
P3K0 3 (4.0) 100 118.86 112
0.262
(0.351)
3300 120 1.5 (16) 1.3 131
P4K0 4 (5.0) 74 87.93 83
0.354
(0.475)
3335 120 1.5 (16) 1.9 128
P5K5 5.5 (7.5) 54 63.33 60
0.492
(0.666)
3336 120 1.5 (16) 2.5 127
P7K5 7.5 (10) 38 46.05 43
0.677
(0.894)
3337 120 1.5 (16) 3.3 132
P11K 11 (15) 27 32.99 31
0.945
(1.267)
3338 120 1.5 (16) 5.2 130
P15K 15 (20) 19 24.02 22
1.297
(1.739)
3339 120 1.5 (16) 6.7 129
P18K 18.5 (25) 16 19.36 18
1.610
(2.158)
3340 120 1.5 (16) 8.3 132
P22K 22 (30) 16 18.00 17
1.923
(2.578)
3357 120 1.5 (16) 10.1 128
Table 6.2 FC 280 - Mains: 380–480 V (T4), 10% Duty Cycle
1) All cabling must comply with national and local regulations on cable cross-sections and ambient temperature.
Type Code and Selection Design Guide
MG07B102 Danfoss A/S © 03/2016 All rights reserved. 73
6
6

Danfoss VLT Midi Drive FC 280 Specifications

General

Brand	Danfoss
Model	VLT Midi Drive FC 280
Category	DC Drives
Language	English