驱动类型：SINAMICS GM150
故障描述：正常起机，驱动进线侧合闸，变频器进入运行状态，然后跳闸，故障代码F30105:
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F30105 PU: Actual value sensing fault
Drive objects:
All objects
-
Response:
OFF2
Acknowledgement:
IMMEDIATELY
Cause:
At least one incorrect actual value channel was detected on the Power Stack Adapter (PSA).
The incorrect actual value channels are displayed in the following diagnostic parameters.
See also: r6916 (PSA actual value channel status)
Remedy:
Evaluate the diagnostic parameters.
If the actual value channel is incorrect, check the components and if required, replace.
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手册上r6916的解释为：
r6916[0...n] PSA actual value channel status
Changeable: - Calculated: - Access level: 1
Data type: Unsigned16 Dynamic index: PDS, p0120
Object: A_INFMV, VECTORMV P group: - Version: 2603900
Group of units: -
Not for motor type: PEM Expert list: 1
-
Des cription:
Displays the status for actual value channels 0 ... 9 on the Power Stack Adapter (PSA).
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发生故障后的r6916的值为0002H








奇怪的是，这个故障发生没有规律，有时候合闸了马上跳闸，有时候变频器运行一会儿了才跳开。