Accessories
9.7 Mechanical latch
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
326 Manual, 09/2017, A5E03656507120A/RS-AE/006
The mechanical latch can be operated with alternating and direct current; it can be activated
and deactivated electrically and manually. The illustrations below show how to operate the
mechanical latch manually.
Electrical release is achieved by applying the voltage to terminals E1 and E2 of the
mechanical latch.
Table 9- 24 Operating the mechanical latch
1 To activate the latch, press the left plunger.
2 To deactivate it, press the right plunger. It
can only be unlocked if the contactor coil is
not excited.
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