The Siemens cover accessory 3NJ4912-1AA01 is a versatile component specifically designed for the series 3NJ41 fuse load disconnectors. This cover provides a comprehensive solution for customizing and expanding the functionality of load disconnect switches and network switches. It allows for flexible use in various applications and can be retrofitted at any time. The cover meets the stringent requirements of the IEC/EN 60439-1 and IEC/EN 60947-3 standards, underscoring its reliability and safety. Additionally, it is suitable for voltages up to AC 690 V and offers a parking position for maintenance work, facilitating handling and upkeep. The cover is designed for both vertical and horizontal mounting positions and is characterized by its climate resistance. With an IP rating of IP30 when closed and IP10 when the handle inserts are open, it ensures a high level of protection.

• Meets the IEC/EN 60439-1 and IEC/EN 60947-3 standards
• Suitable for voltages up to AC 690 V
• Provides a parking position for maintenance work
• Climate resistance for various environments
• IP rating of IP30 when closed and IP10 when handle inserts are open.