Valvetrab-MS T1/T2 Phoenix Contact VALVETRAB-MS T1/T2 provides varistor-based lightning protection with a high discharge capacity and low residual voltage for Type 1 or Type 2 lightning level applications. VAL-MS-T1/T2 can safely discharge 12.5kA I-imp (10x350) of lighting current. VAL-MS-T1/T2 accommodates most power systems worldwide, even systems with high mains voltage fluctuations. Phoenix Contact VAL-MS-T1/T2 is well-suited for the water/wastewater, process industry including oil and gas, telecom, energy and utility, automotive, machine building, wind, pharmaceutical, and control systems.