Stored-Energy Motorized Operating Mechanism - Siemens SENTRON 3VL System Manual

9.3

Stored-energy motorized operating mechanism

Function description for stored-energy motorized operating mechanism
Requirement: Supply voltage is applied
Status
The stored-energy spring mechanism
is charged The toggle handle of the
SENTRON VL is in the "OFF/RESET"
position.
The stored-energy motorized
operating mechanism is charged.
SENTRON VL toggle handle is in the
"OFF/RESET" position.
The stored-energy spring mechanism
is discharged. The toggle handle of
the SENTRON VL is in the tripped
position.
The stored energy operator is
discharged SENTRON VL toggle
handle is in the "ON" or tripped
position
3VL molded-case circuit breakers
System Manual, 03/2009, 110 0110 - 02 DS 01
Operation
Local operation:
Power ON: Press the "ON" button.
Remote operation:
Power ON: "ON" signal
The stored-energy spring mechanism
discharges when actuated, and
switches the SENTRON VL to the
"ON" position.
Local operation:
To switch off: Press the "OFF" button
Remote operation:
To switch off: "OFF" signal
The toggle handle of the
SENTRON VL moves to the "OFF"
position.
The motor charges the stored-energy
spring mechanism.
Displays and operator controls
9.3 Stored-energy motorized operating mechanism
Display
"ON/Discharged"
Display: Stored-energy spring mechanism
discharged
"OFF/Charged"
Display: Stored-energy spring mechanism
compressed
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