Saltar navegación principal
Normas BSI – AENOR
BS 787-4:1972

BS 787-4:1972

Specification for mining type flameproof gate-end boxes. Gate-end boxes for drilling machines (for use on 3-phase a.c. circuits up to 650 V)

Fecha:
1972-01-25 /Confirmed
Comité:
MRE/3
Keywords:
Drilling machines, Marking, Temperature rise, Electric connectors, Transformers, Frequency changers, Rated frequencies, Rated voltage, Drilling (mineral extraction), Mining equipment, High-voltage tests, Electric enclosures, Endurance testing, Design, Rated current, Power transformers, Type testing, Electrical protection equipment, Gate-end boxes, Protected electrical equipment, Dry-type transformers, Electrical safety
142,34
Idioma Formato

Formato digital

Nota: Precios sin IVA ni gastos de envío

Añadir a la cesta