PV DC BUD-40/2 Surge Protection Device was designed and manufactured, complying with the PV standard EN50539-11. It is widely used in PV DC combiner box, inverter, controller and PV DC cabinet. Rated voltage 600V DC. Maximum discharge current 40KA, High Energy Varistor, highly effective for lightning protection.
Suitable for use in all Photovoltaic Systems
Prewired Modular Complete Unit, consisting of a Base Part and Plug-in Protection
Plug-in Protection module, easy installation and maintenance
High Energy Varistor. Response time less than 25 nanosecond
Optimal remote signalling Contact (FM) for monitoring device (Floating Changeover Contact)
Din Rail Mounting TH35-7.5/DIN35
Comply with: EN50539-11
Surge Protection (SPD) PV DC Type II 600v BUD-40/2
Model BUD-40/2
Moulds 2
SPD according to EN 50539-11Â Type 2
Open Voltage Uoc Max 600V
Max. discharge current (8/20 ps) [(DC+/DC-) –> PE] ((Imax)  40KA
Nominal discharge current (8/20 ps) [(DC+/DC-) –> PE] (In)  20KA
