This International Standard specifies the clearance and fixing dimensions of two- and four-pole change-over sealed elec-tromagnetic relays with a rated breaking capacity equal to 2 A or 3 A.
SIS SS-ISO 2315:1982 history
1982SIS SS-ISO 2315:1982 Aircraft - Two- and four-pole sealed electromagnetic relays, 2 A and 3 A - Clearance and fixing dimensions