ABB ConVac Installation And Operation Instruction Manual page 23

I N S T A L L A T I O N
5.8.4 Emergency opening (Only for mechanical
latching)
Emergency opening is only allowed by
specially trained personnel with detailed
knowledge of the equipment.
For fixed and withdrawable version of mechanical
latching ConVac contactor, emergency opening
could be realized in manual mode.
For fixed contactor, please apply < 80 N force and
<20 mm stroke to pull the mechanical release
lever (Fig. 5e) to open the contactor under
emergency situations.
—
Fig 5e
For withdrawable version, please use a special
tool to apply <100 N force and <35 mm stroke to
trigger the emergency opening button on the
front cover (Fig 5f), then open the contactor.
To perform the operation above, please reserve
operating hole on the switchgear door.
—
Fig 5f
23