This simplicity gives the equipment a higher degree of reliability.
The operating mechanism is of the energy storage type and is fitted as standard with an anti-pumping device with appropriate locks to prevent incorrect operation.
Each operating sequence can only be activated if all the conditions to ensure its correct execution are met.
All types of VD4 circuit breakers have the same accessories.
- Highly reliable operating mechanism thanks to low component count due to mass-produced system
- Extremely easy to maintain
- The accessories are common to the entire series and are the same for both AC and DC applications
- Quick and easy installation or replacement of electrical accessories, as the cables are already equipped with plug and socket connectors
- Mechanical anti-pumping device as standard
- Built-in closing spring-loaded charging lever
- Protective cover for the opening and closing buttons that can be operated with special tools
- Padlock device on the operating buttons
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