SQUARE D SDSASecondary Surge Arresters

Designed to the highest standards of reliability in the industry for protection against lightning and high currentsurges up to 40,000 amps

SQUARE D SDSA secondary surge arresters include two models,SDSA1175 and SDSA3650, which include the following distinctivefeatures:

UL and cUL Listed to UL 1449-Second Edition as TVSS andsecondary surge arresters

Designed to meet ANSI/IEEE C62.11-1987 for surge arresters

Suitable for use in Category B and C locations, for use ongrounded systems only

Metal oxide varistor (MOV) design for faster response and lower clamping voltages than traditional gas tube arresters

Response time of less than 50 nanoseconds LED status indicator for easy visual indication of the device’s operational status

Non-replaceable internal fuse link for protection against varistor-damaging sustained overvoltages

Housing made of high-temperature thermoplastic to ensure reliable performance in both indoor and outdoor applications Maintenance-free, long-life desi