3EB4 surge arrester composite housing. railroad application 600-800 V DC arrester standard: EN50526-1 fire test according to EN45545-2 continuous voltage Uc: 1 kV DC up to 420 km/h rated leakage current In: 20 kA arrester class: DC-B Ures (10 kA, 8/20 µs): 2.4 kV charge transfer rating Qrs: 2.5C thermal rated energy absorption capacity Wth: 10 kJ rated short-circuit current Is: 40 kA creepage distance: 243 mm height: 155 mm short-term load SSL: 16800 N can only be ordered via Siemens Energy: https://shop.siemens-en ergy.com/transmission/en/login