Siemens SINAMICS S Manuel page 1181

Power unit
Tmax heatsink
Temperature measurement
<3>
I_act abs. value DRIVE-
CLiQ
r0068[0]
[6714.5]
I_act abs. value
r0068
[5730.4]
[8850.4] i²t model
power unit
[8950.4]
<2>
LT I_rated
r0207
<1> Not for A_INF (r0107 = 10).
<2> Not for the following drive objects:
A_INF (r0107 = 10)
SERVO (r0107 = 11)
S_INF (r0107 = 20)
<3> Only for VECTOR (r0107 = 12).
1 2
DO: A_INF, S_INF, SERVO, VECTOR
Messages and monitoring functions - thermal monitoring, power unit
Control Unit
Maximum power unit temperature
Max
Power unit
temperatures [°C]
r0037 [0...19]
3 4
Thermal monitoring for the power unit
1
1
0
5 °C
-
+
1
0
100 %
Power unit overload
(0...100 %)
r0036
1
0
1
Alarm threshold
i²t overload power unit 0...100 %
p0294 (95 %)
1
0
5 6
fp_8014_01_eng.vsd
12.01.06 V02.04.00
p0115[3] (2000.00 µs)
1 = Fault thermal overload in power unit
r2135.13
[2548.2]
Faults "power unit overtemperature"
F30004 inverter heatsink
F30025 chip F30035 air intake
F30036 electronics module
F30037 rectifier
Alarms "power unit overtemperature"
A05000 inverter heatsink
A05001 chip
A05002 air intake
A05003 electronics module
A05004 rectifier
F30005 "Power unit overload"
1 = Alarm, thermal overload, power unit
r2135.15
[2548.2]
Overload response
Power unit overload response
p0290
<1>
A07805 "Power unit overload"
7 8
Function diagram
- 8014 -
SINAMICS S