TY  - BOOK
AU  - International Electrotechnical Commission
TI  - IEC: 947 - 6 - 2 - 1992; Low-voltage switchgear and controlgear Part 6 multiple function equipment Section two - control and protective switching devices (or equipment) (CPS)
PY  - 1992///
CY  - Geneva
PB  - IEC
ER  -