Plug Setting Multiple
Definition: A term used in conjunction with electromechanical relays, denoting the ratio of the fault current setting of the relay.
Pick Up Current | Current Setting | Plug Setting Multiplier and Time Setting Multiplier of Relay
Pick-up Current, Plug Setting Multiplier (PSM) and Time Setting Multiplier (TSM) | Electrical Concepts
What is the PSM and TDS for relays? – Quora
CR4 – Thread: Calculation of Plug Setting Multiplier & Time setting Multiplier