Danfoss VLT 2800, Design Manual

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1.11.13 Brake Resistors
VLT type P
motor
[kW]
R
min
[
Ω
]
R
rec
[
Ω
]
P
b, cont.
[kW]
Therm. relay
[A]
Order no. Cable cross-
section
[mm
2
]
2803 (200 V) 0.37 275 300 0.2 0.8 175U3096 1.5
2805 (200 V) 0.55 185 200 0.2 0.9 175U3008 1.5
2807 (200 V) 0.75 135 145 0.3 1.3 175U3300 1.5
2811 (200 V) 1.1 91 100 0.45 2 175U3301 1.5
2815 (200 V) 1.5 66 70 0.57 2.7 175U3302 1.5
2822 (200 V) 2.2 44 48 0.96 4.2 175U3303 1.5
2840 (200 V) 3.7 22 27 1.4 6.8 175U3305 1.5
2805 (400 V) 0.55 747 850 0.2 0.5 175U3308 1.5
2807 (400 V) 0.75 558 630 0.3 0.7 175U3309 1.5
2811 (400 V) 1.1 370 410 0.45 1 175U3310 1.5
2815 (400 V) 1.5 260 270 0.57 1.4 175U3311 1.5
2822 (400 V) 2.2 185 200 0.96 2.1 175U3312 1.5
2830 (400 V) 3 135 145 1.13 2.7 175U3313 1.5
2840 (400 V) 4 99 110 1.7 3.7 175U3314 1.5
2855 (400 V) 5.5 74 80 2.2 5 175U3315 1.5
2875 (400 V) 7.5 52 56 3.2 7.1 175U3316 1.5
2880 (400 V) 11 35 38 5.0 11.5 175U3236 1.5
2881 (400 V) 15 26 28 6.0 14.7 175U3237 2.5
2882 (400 V) 18.5 21 22 8.0 19.1 175U3238 4
Table 1.8 Brake Resistors Vertical Braking - 40% Duty Cycle
VLT type P
motor
[kW]
R
min
[
Ω
]
R
rec
[
Ω
]
P
b, cont.
[kW]
Order no. Cable cross-section
[mm 2 ]
2803 (200 V) 0.37 275 300 0.1 175U3006 1.5
2805 (200 V) 0.55 185 200 0.1 175U3011 1.5
2807 (200 V) 0.75 135 145 0.1 175U3016 1.5
2811 (200 V) 1.1 91 100 0.1 175U3021 1.5
2815 (200 V) 1.5 66 70 0.2 175U3026 1.5
2822 (200 V) 2.2 44 48 0.2 175U3031 1.5
2840 (200 V) 3.7 22 27 0.36 175U3326 1.5
2805 (400 V) 0.55 747 850 0.1 175U3001 1.5
2807 (400 V) 0.75 558 630 0.1 175U3002 1.5
2811 (400 V) 1.1 370 410 0.1 175U3004 1.5
2815 (400 V) 1.5 260 270 0.2 175U3007 1.5
2822 (400 V) 2.2 185 200 0.2 175U3008 1.5
2830 (400 V) 3 135 145 0.3 175U3300 1.5
2840 (400 V) 4 99 110 0.45 175U3335 1.5
2855 (400 V) 5.5 74 80 0.57 175U3336 1.5
2875 (400 V) 7.5 52 56 0.68 175U3337 1.5
2880 (400 V) 11 35 38 1.1 175U3338 1.5
2881 (400 V) 15 26 28 1.4 175U3339 1.5
2882 (400 V) 18.5 21 22 1.7 175U3340 1.5
Table 1.9 Brake Resistors - Horisontal Braking - 10% Duty Cycle
Introduction to VLT 2800 Design Guide
22 Danfoss A/S © Rev. May/2014 All rights reserved. MG27E402
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