Is the SDSA1175 UL Listed as a Transient Voltage Surge Suppressor or as a Secondary Surge Arrestor?
The current design of SDSA1175 (Series 001) is UL Listed as a Transient Voltage Surge Suppressor, per UL 1449. It is also UL Listed as a Secondary Surge Arrestor, per ANSI/IEEE C62.11. It is marked for the Secondary Surge Arrestor application only.