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Flatpack brake resistors IP 65
Type
P
motor
[kW] [HP]
303 (400 V)
0.37
305 (400 V)
0.55
307 (400 V)
0.75
311 (400 V)
1.10
315 (400 V)
1.50
322 (400 V)
2.20
330 (400 V)
3.00
335 (400 V)
3.30
Mounting bracket for brake resistors
Type
303-315
322-335
Coiled wire brake resistors Duty-cycle 40%
VLT Type
Intermit-
tent brak-
ing period
time
[seconds]
303 (400 V)
120
305 (400 V)
120
307 (400 V)
120
311 (400 V)
120
315 (400 V)
120
322 (400 V)
120
330 (400 V)
120
335 (400 V)
120
*Always observe national and local regulations
P
motor
R
min
R
rec
P
b, max
Therm. relay
Code number
Cable cross section
See dimensions of Coiled wire brake resistors in instructions MI.90.FX.YY
MG.90.F2.22 - VLT is a registered Danfoss trademark
R
Size [ ] / [W]
MIN
[ ]
520
830
405
830
331
620
243
430
197
310
140
210
104
150
104
150
P
R
motor
min
[kW] [HP]
[ ]
0,37
520
0,55
405
0,75
331
1,1
243
1,5
197
2,2
140
3,0
104
3,3
104
: Rated motor size for VLT type
: Minimum permissible brake resistor
: Recommended brake resistor (Danfoss)
: Brake resistor rated power as stated by supplier
: Brake current setting of thermal relay
: Order numbers for Danfoss brake resistors
: Recommended minimum value based upon PVC insulated cober cable, 86
degrees Fahrenheit (30 degree Celsius) ambient temperature with normal heat
dissipation
Decentral Solutions
Duty cycle %
per item
/ 100 W
20
/ 100 W
20
/ 100 W
14
/ 100 W
8
/ 200 W
16
/ 200 W
9
/ 200 W
5.5
/ 200 W
5.5
R
P
Therm.re-
rec
b, max
[ ]
[kW] [HP]
830
0,45
0,7
830
0,45
0,7
620
0,32
0,7
430
0,85
1,4
330
0,85
1,6
220
1,00
2,1
150
1,35
3,0
150
1,35
3,0
2 wires
Shielded cable
Order no.
Order no.
175Uxxxx
175Nxxxx
1000
2397
1000
2397
1001
2396
1002
2395
0984
2400
0987
2399
0989
2398
0989
2398
Order no.
175Nxxxx
2402
2401
Code
lay
number
[Amp]
175Uxxxx
section
1976
1,5*
1976
1,5*
1910
1,5*
1911
1,5*
1912
1,5*
1913
1,5*
1914
1,5*
1914
1,5*
Cable
cross
2
[
]
31
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