Electrical, Power Distribution & Automation — Protection Devices
Surge Protection Devices
SPDs for protection of LV panels, distribution boards, and instrument signal loops against lightning and switching transients. Type 1+2 combined for main incomer; Type 2 for sub-distribution; signal SPDs for 4-20mA/HART instrument loops.
Key Selection Criteria
Standards & Certifications
Industries Served
Products in this Family
Example Electrical
Surge Protection Device, Type 2, 3P+N, 275V, 40kA, DIN Rail
Type 2 SPD, 3P+N, 275V Un, 40kA In, for sub-distribution boards and downstream LV panel surge protection.
Example Electrical
Surge Protection Device, Combined Type 1+2, 3P+N, 255V, 25kA
Combined Type 1+2 SPD, 3P+N, for main LV panel protection against direct and indirect lightning strikes.
Example Electrical
Signal Surge Protection Device, 24VDC, 4-20mA / HART Instrument Loop
DIN rail signal SPD for 24VDC 4-20mA/HART instrument loops, protecting field transmitters from surge damage.
Related Product Families
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