Event 180 – Converter AC Frequency Detection

Event Description

The converter electronic detects a difference beetwen an expected or set frequency and a measured or calculated frequency.
Dependend on the application different sources for machine frequency and rotational speed are avaliable. These sources are compared. A difference triggers this error.
If the frequency is higher or lower than the set system frequency a high or low frequency error is generated instead of this error message.

Error view

Elements of the Event page

Event symbol	Consequences of the event
Error event	When an error event occurs, the monitored value has reached its error limit. Error events shutdown the generator
Warning event	When a warning event occurs, the monitored value has reached its warning limit. Warning Events don’t shutdown the generator
Information event	An Information event is for information purpose only and has no effect on the generator operation

---

Device that triggers this event:

Converter Control Unit (part of the Power Electronic Unit)

---

Warning	No
Error	Yes

---

Safety instructions

These symbols are used to warn of the possibility of personal injury of lethal danger during certain maintenance work or operations. See Users Manual for Safety Information and complete operating information. Read these instructions carefully. For further information click on the corresponding symbol. Each link opens a new tab.

Causes and solutions

Common causes	Possible solutions
The rotational speed signal is not available on the CAN bus.	Contact the Fischer Panda Service.
Machine stall, the sensorless control cannot detect a field or frequency.	Contact the Fischer Panda Service.
Wrong parameter value for the machine pole pair.	Contact the Fischer Panda Service.

---

Distributors and Services

For any service or maintenance questions, please contact Fischer Panda or our worldwide partners.

---