I級防雷
YLSP-T1-15/4P-385V(10/350us)Iimp=15kA應配125A的熔斷器或斷路器作為后備保護器或前置保護開關
YLSP-T1-25/4P-320V(10/350us)Iimp=25kA應配125A的熔斷器或斷路器作為后備保護器或前置保護開關
YLSP-T1-35/4P-320V(10/350us)Iimp=35kA應配125A的熔斷器或斷路器作為后備保護器或前置保護開關
YLSP-T1-50/4P-320V(10/350us)Iimp=50kA應配125A的熔斷器或斷路器作為后備保護器或前置保護開關