Siemens SINAMICS S120 Manual De Listas página 2486

Power unit
Tmax heatsink
Temperature measurement
ϑ
<1>
Pulse frequency
p1800
<2>
DRIVE-
I_act abs value
CLiQ
r0068[0]
[6714.8]
I_act abs value
r0068
[5730.4]
[8850.4] I2t model
power unit
[8950.4]
<2> <5>
LT I_rated
<2>
r0207
<1> Not for A_INF, B_INF and S_INF.
<2> Not for Basic Line Modules Chassis.
<3> Only for Power Unit Chassis.
<4> Only for Power Unit Blocksize.
<5> Only for SINAMICS S120.
1 2
DO: A_INF, B_INF, S_INF, SERVO, VECTOR
Signals and monitoring functions - Thermal monitoring, power unit
Control Unit
Maximum power unit temperature
Max
PU temperatures [°C]
r0037 [0...20]
3 4
Thermal monitoring for the power unit
≥1
5 °C
–
+
<2>
100 %
PU overload I2t
0...100 [%]
<2>
r0036
PU Tmodel_A_thresh
r0293
<1> <3>
≥1
Alarm threshold
I2t overload power unit
0...100 [%]
p0294 (95)
<2>
5 6
fp_8021_54_eng.vsd
06.05.20 V05.02.03
p0115[3] (2000.00 µs)
<2>
<3>
A05007 "Power unit overtemperature chip to heatsink"
<1>
Power unit overload response
p0290
<2>
7 8
Function diagram
S120/S150/G130/G150
r2135.13
[2548.2]
r2135.15
[2548.2]
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