Emerson 1275331PSB100VMc1‑6 Surge Protection Board

Technical Specifications

Model：1275331PSB100VMc1‑6

Brand：Emerson

Product Type：Surge Protection Board

Applicable System：Industrial control cabinet, power plant thermal control DCS system

Rated Voltage：100V

Interface：Wiring terminal block, signal input‑output port

Common Revision：Multiple hardware revisions available

Status Indicator：On‑board status LED for protection working and fault indication

Built‑in Function：Transient voltage absorption, surge spike suppression, power‑loop anti‑interference, over‑voltage protection, fault status feedback

Working Temperature：0℃ ~ +60℃

Storage Temperature：‑20℃ ~ +70℃

Protection Class：IP20

Mounting：Cabinet internal installation

Weight：0.52kg

Product Brief:

1275331PSB100VMc1‑6 is legacy surge protection board manufactured by Emerson. It is applied inside industrial control cabinet for power‑circuit surge suppression. It absorbs transient voltage spikes and lightning‑induced interference, protects rear‑end control board and field instrument loop from surge damage. On‑board LED shows working status and fault alarm. This is EOL discontinued spare part,widely used for maintenance and renovation of legacy power plant thermal control DCS equipment. Please confirm rated voltage and wiring definition before purchase. Strict ESD anti‑static protection shall be followed during installation.