How to conduct an electrical function test for a WL breaker?

How to conduct an electrical function test for a WL breaker?

1. Electrical closing with closing coil Y1.

2. Electrical switch-on with shunt release F1.

3. Ready-to-close indicator (OK) with excited undervoltage release F3, not ready to close if undervoltage release F3 not excited (voltage interrupted).

4. Electrical switch-on with undervoltage release F3. This video is meant only to enhance, not replace, the operating instructions enclosed with every product. Please review all instructions carefully before viewing the video. Product instructions are subject to technical changes without prior notice.