
The ABB OVR T2 3N 40-320 P TS U is a Class II surge protective device designed to safeguard power systems against transient overvoltages. It features a nominal discharge current of 20 kA and a maximum of 40 kA, ensuring robust protection against lightning and other surges. Ideal for residential and commercial applications, this device meets IEC 61443-1 and UL 1449 standards for maximum safety and performance.
Detailed engineering parameters based on manufacturer documentation