Locked Rotor Protection; Locked Rotor Protection Level - ABB PST30 Installation And Commissioning Manual

1SFC132003M0201

10:22 Locked rotor protection

Path in menu:
Menu/SETTINGS/Functional Settings/
Protections/Locked Rotor
If the motor current exceeds the set level and the set time
when the motor is running at full voltage, this protection is
activated. The protection starts monitoring when full voltage
is applied to the motor.
Parameter Default value Setting range
text
Locked No
Rotor

10:23 Locked rotor protection level

Path in menu:
Menu/SETTINGS/Functional Settings/
Protections/Locked Rotor/Lock R Lev
This function makes it possible to set the level of the locked
rotor protection. It is active only if Locked rotor protection is
selected.
Parameter Default value Setting range
text
Lock R Lev 4.0 x I
Yes, No
0.5...8.0 x I
e e
Chapter 10
Functions
Description
Locked rotor
protection
Description
Trip level for
locked rotor
protection
143