V20-VA 0, 5099 61 3, 5099613, Cover, surge protection, leak current-free, chống sét lan truyền, OBO-Bettermann

V 20-VA/O...: Separate upper part (plug-in). 

• Suitable for use in the pre-meter area (absolutely free of leakage current)
• Plug-in upper part; upper part can be separated from base without tools