DIN VDE 0660-112 VDE 0660-112:1987-02
Low-voltage switchgear and controlgear
Additional specification for d.c. air-break switches, air-break disconnectors and air-break switch-disconnectors exceeding 1200 V but not exceeding 3000 V
Class/Status:
Standard,
valid
Released: 1987-02
VDE Art. No.: 0660035