Siemens SINAMICS G120D CU240D-2 DP Manual page 786

Power module
T_max heatsink
Temperature measurement
Pulse freq setp
2.000 ... 16.000 [kHz]
p1800 [D] (4.000)
I_act abs val [Arms]
r0068 [0]
[6714.8]
i²t model
power
module
PU PI_rated [Arms]
r0207[0..4]
1 2
Signals and monitoring functions
Thermal monitoring, power module
Control Unit
Maximum power module temperature
Max
PU temperatures [°C]
r0037 [0..19]
PU overload I2t [%]
r0036
3 4
Thermal monitoring for the power module
1
1
Faults "Power unit overtemperature"
F30004 "Overtemperature heat sink AC inverter"
0
F30024 "Overtemperature thermal model"
F30025 "Chip overtemperature"
5 °C
–
+
1
Alarms "Power unit overtemperature"
A05000 "Overtemperature heat sink AC inverter"
0
A05001 "Overtemperature depletion layer chip"
A05002 "Air intake overtemperature"
100 % A05006 "Overtemperature thermal model"
1
F30005 "Power unit: Overload I2t"
0
1
PU I2t alrm thresh
10.0 ... 100.0 [%]
p0294 (95.0)
1
A07805 "Power unit overload I2t"
0
5 6
fp_8021_97_51.vsd
09.12.2015 V4.7.6
ZSW fault/alarm 2
r2135
r2135 .13 [2548.2]
1 = Fault power unit
thermal overload
ZSW fault/alarm 2
r2135
r2135 .15 [2548.2]
1 = Alarm power unit
thermal overload
Overload response
PU overld response
0 ... 13
p0290 (2)
7 8
Function diagram
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SINAMICS G120D