May 28, 2015 #1 D deepashri Newbie level 1 Joined May 28, 2015 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 5 Hi Guys, In Surge Protection Devices (SPD), what does Open circuit voltage (Uoc) 10KV or 20KV mean? Is this equal to voltage protection level (Up)? What is the difference between Uoc and Up?
Hi Guys, In Surge Protection Devices (SPD), what does Open circuit voltage (Uoc) 10KV or 20KV mean? Is this equal to voltage protection level (Up)? What is the difference between Uoc and Up?