ABB VD4 Series Instruction Manual - page 17
Figure 3/7: Vacuum circuit-breaker, type VD4, for fixed installation, operating side
Figure 3/8: Vacuum circuit-breaker, type VD4, for fixed installation, terminal side
Figure 3/9: Vacuum circuit-breaker, type VD4, for fixed installation, version with partition, terminal side
Figure 3/10: Indicators and controls on a circuit-breaker for fixed installation
57.2 Lower breaker terminal
57.8 Embedded pole
VD4 Vacuum Circuit-breaker | Structure and function 17
50.7 Front plate
54.2 Mechanical ON pushbutton
54.3 Mechanical OFF pushbutton
55.4 Mechanical switch position indicator
55.5 Mechanical operating cycle counter
55.6 Socket (for charging lever)
55.7 Rating plate
55.8 Charging condition indicator
50.8 Rollers
57.1 Upper breaker terminal
Figure 3/7
Figure 3/8
Figure 3/9
Figure 3/10