Electromechanical Relay Capacitive-Inrush Contact Welding & DC-Arc Life Predictor

Deterministic IEC 61810-2 TV-rating capacitive inrush I_pk^2 * t_half weld energy vs AgNi/AgSnO2 contact material limit + Holm Paschen DC arc-length V-I sustain curve engine (.json, .csv) built for Omron, Finder, TE Schrack, Panasonic — zero-upload ephemeral Wasm RAM execution.

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