SCB – Surge Circuit Breakers Description The Novaris Surge Circuit Breakers are designed specifically for short circuit protection of MOV based Type I and Type II (point of entry and secondary) shunt connected surge diverters. The SCB models have a continuous current rating of 3A to power the Novaris active alarm circuits but will not trip for large transient surges. Product Codes: SCB1-3-25, SCB1-3-80 SCB1-3-25 Datasheet SCB1-3-80 Datasheet