UNE 20004-4:1972

SIMBOLOS (LITERALES Y GRAFICOS) Y ESQUEMAS EN ELECTROTECNIA. CONTACTOS, APARAMENTA, MANDOS MECANICOS, ARRANCANDORES Y RELES ELECTROMECANICOS

RECOMMENDED GRAPHICAL AND LITERAL SYMBOLS. CONTACTS, SWITCHGEAR, MECHANICAL CONTROLS, AND ELECTROMECHANICAL STARTERS AND RELAYS.

Publication Date:

1972-03-15 /Anulada

Cancellation date:

2000-01-20

ICS:

CTN:

International equivalences:

IEC 117-3:1963 MOD.1 (1966) (Identical)

This standard is available in:

Print and digital format

Spanish