Alarm Messages In The Alarm History - Siemens SICHARGE UC 150 UL Installation And Operation Manual

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Canceling the alarm state

To cancel the alarm state, you need to disconnect the electric vehicle. When you unplug the charging

plug, the SICHARGE UC dispenser changes back to normal operation. When the display of the SICHARGE

UC dispenser shows the "Start" menu, the SICHARGE UC dispenser is ready for operation again.

9.5 Alarm messages in the alarm history

In case of an error, the SICHARGE UC dispenser triggers an alarm and automatically performs diagnostics.

For each alarm, the SICHARGE UC dispenser shows the following data in the "Alarm History" menu:

• Alarm time

• Date when the alarm was triggered

• Alarm status

• Alarm message

Alarm messages and error handling

In the "Alarm History" menu, the charging station lists the following alarm messages (error handling steps that involve

measuring or applying changes while SICHARGE UC is active should be performed by a local Siemens service representative):

Main cabinet error codes

Description

No_Error

Emergency Stop Active

Surge Arrester ON

A22-1-Ground Fault Relay Warning

A22-1-Ground Fault Relay Shutdown

High Input Voltage Warning

High Input Voltage Shutdown

Low Input Voltage Warning

Installation and Operations Manual | SICHARGE UC 150 UL Plug-in Dispenser

Error

Code

Handling

N/A

Check the EMERGENCY STOP button

Eliminate the hazardous situation

Reset the EMERGENCY OFF button

Switch off the alarm

Check the surge protector SPD1 for a broken wire or a loose con-

nection

There may be a ground fault at the charging station or on the

vehicle

Ensure the CCS charging plug is in good condition

Insert the charging plug into the plug holder

Start the charging station in manual mode

If no fault appears, the vehicle is causing the ground fault

There may be a ground fault at the charging station or on the

vehicle

Ensure the CCS charging plug is in good condition

Insert the charging plug into the plug holder

Start the charging station in manual mode

If no fault appears, the vehicle is causing the ground fault

The voltage difference between the phases must not exceed a

tolerance range. The high output voltage can be caused by various

specific events

Repeat the charging process

Check whether the fault persists

Measure the level of the input voltage at the AC input breaker

Measure the AC input voltage on the SinePower board

Measure the artifical netural on the SinePower board

Measure the resistance of RY1 and RY2