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1/ Command :

• OVA

2/ Description : This tool automatically draws a Thermal Relay A-Contact symbol (Normally Open) on a line, commonly used in electrical sequence drawings.

• Sequence Context: This tool is part of the electrical symbol series and requires you to　select a point along the line to determine the direction.

• Symbol Scaling: On the first run, you set the　insertion scale (e.g., input 1 for a 3mm circle diameter). You can adjust this later using the FAC command.

3/ How to Use :

1. Type OVA in the command line and press Enter.

2. (First Run Only) Enter the Symbol　Insertion Scale (e.g., 1).

3. Select the Line where the symbol will be　inserted.

4. Click a point along the line to define the Direction (Up/Down or Left/Right).

5. The Thermal Relay A-Contact symbol is automatically drawn at the　selected location.