External Braking Resistor - gefran SIEIDrive AVy Series Quick Start Up Manual

5.8.2 External braking resistor

Recommended resistors for use with internal braking unit:
Table 5.8.2.1: Lists and technical data of the external standard resistors for inverters AVy1007 to 5550
Inverter
Type
1007
1015
1022
1030
2040
2055
2075
3110
3150
4185
4220
4300
4370
5450
5550
Parameters description:
P
NBR
R
BR
E
BR
P
PBR
T
BRL
Figure 5.8.2.2: Limit operating braking cycle with typical triangular power profile
Ch.5 82
Resistor
Type
RF 220 T 100R
RF 300 DT 100R
RFPD 750 DT 100R
RFPD 750 DT 68R
RFPD 900 DT 68R
RFPD 1100 DT 40R
RFPR 1900 D 28R
BR T4K0-15R4
BR T4K0-11R6
BR T8K0-6R2
(1): Max overload energy, 1"- duty 10%.
(2): Max overload energy, 30"- duty 25%.
Nominal power of the braking resistor
Braking resistor value
Max surge energy which can be dissipated by the resistor
Peak power applied to the braking resistor
Maximum braking time in condition of limit operating cycle (braking power = P
with typical triangular profile)
E
BR
T = 2 =[s]
BRL
P
PBR
n,P
P
PBR
E
BR
T
BRL
P R
NBR BR
[kW] [Ohm]
0.22 100
0.3 100
0.75 100
0.75 68
0.9 68
1.1 40
1.9 28
4 15.4
4 11.6
8 7.7
n
T
CL
AVy - HGB
E
BR
[kJ]
(1) (2)
1.5 11
2.5 19
7.5 38
7.5 38
9 48
11 58
19 75
40 150
40 150
80 220
avy4190
PBR
t