What is the meaning of 10/350 of surge impulse current and 8/20 of surge maximum discharge current?
SPD’s surge impulses as per IEC61643 - 1
Type1
•Impulse discharge current (Iimp): maximal discharge current for impulse wave 10/350mS, which SPD is capable of discharging 5 times.
Type2
•Maximum discharge current (Imax): maximal discharge current for impulse wave 8/20mS, which SPD can withstand at least 1 time.
Type1
•Impulse discharge current (Iimp): maximal discharge current for impulse wave 10/350mS, which SPD is capable of discharging 5 times.
Type2
•Maximum discharge current (Imax): maximal discharge current for impulse wave 8/20mS, which SPD can withstand at least 1 time.
Released for: Schneider Electric Thailand
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