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Siemens 3RW51 Series Manual page 96

Industrial controls , soft starters and solid-state switching devices

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Functions
7.8 3RW5 HMI Standard
Operating state
Display
STATE
RAMP
STATE
STATE
STATE
OVLD
WN O
OVLD
OVLD
OVLD
OVLD%
SCR %
S-TRQ
S-TRQ
LOCL
CNTRL
REMT
CNTRL
96
Explanation
ON
The ramp-up time comes to an end and the motor is running.
The ramp-up time or the ramp-down time is active.
OFF
The motor is switched off.
ER O
The motor is not ready to start because there is a fault.
Additional information is provided by the diagnostics display.
WN I
The motor is switched on. A motor overload protection warning is pending.
The motor is switched off. A motor overload protection warning is pending.
ER O
The motor is switched off. There is a fault at the motor overload protection.
----
No motor overload exists.
...%
Status of the electronic motor overload protection as a percentage.
SCR % (silicon-controlled rectifier, power semiconductor temperature rise)
...%
Status of the intrinsic device protection as a percentage. This measured value reflects
the temperature rise of the power semiconductor. It comprises the measurement of the
heat sink temperature and the calculated temperature rise of the junction (thermal
model of the semiconductor).
ON
The function SOFT TORQUE is activated.
OFF
The function SOFT TORQUE is deactivated.
Manual mode means that the 3RW5 HMI Standard is the master control.
Automatic mode means that the 3RW5 HMI Standard is not the master control. To
make the unit the master control, press LOCL / REMT.
STATE
OVLD (OVERLOAD)
OVLD% (OVERLOAD as a percentage)
S-TRQ (Soft Torque)
CNTRL (CONTROL)
Manual, 06/2019, A5E37108631002A/RS-AB/002
3RW51 Soft Starter

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