ABB UniGear ZS3.2, Instruction Manual

Page: 37 / 48

O P E R A T I O N O F T H E S W I T C H G E A R 37
—
6/8 Earthing switch
operation mechanism.
Duct cover 43.1
removed (seen
from inside panel)
—
6/9 Earthing switch
operation mechanism
(panel front side)
—
6/10 Active part of
the earthing switch,
EK6 mounted in the
cable connection
compartment
shown in open
position
—
6/8
—
6/10
—
6/9
14.3 Auxiliary switch Q8S1, earthing switch OFF
14.4 Auxiliary switch Q8S2, earthing switch ON
14.5 Interlocking rod (Earthing switch - withdrawable circuit-breaker unit)
5 Insulated separating plate
6.1 Bearing bracket
6.3 Short circuit bridge
6.4 Pair of earthing blades
6.6 Bevel gear mechanism (not belonging to the earthing switch)
6.7 Operating shaft
6.10 Fixed earthing contact
14.1 Hexagonal shaft
14.1 Hexagonal shaft
14.2 Slide
14.3
14.4
14.5
14.1
14.2
6.1
6.3
6.4
6.7
6.6
14.1
6.10
5