ABB PSTX250 - Page 103

1SFC132081M0201 | Installation and commissioning manual | Functions 103
7.17.1 EOL Protection
The motor is overloaded because of too high current
during a certain time. The EOL protection resets when the
motor temperature decreases to 60% of EOL trip level.
EOL protection has these parameters:
Parameter Description Setting range Default value
13.01 EOL mode Set the EOL mode to Normal or Dual. Normal/ Dual Normal
13.02 EOL class Sets the EOL trip class. 10 A, 10,
20, 30
10
13.03 EOL dual class Sets the protection class used when in top
of ramp. This parameter is only applicable
when EOL protection mode is set to dual.
10 A, 10,
20, 30
10 A
13.04 EOL out Identifies the Event groups this protection
is part of.
Eventgroup 0 ...6 0000010
13.05 EOL operation Sets the operation of this protection. Off, Stop-Manual,
Stop-Automatic,
Indication
Stop-Manual
7.17.2 Locked rotor protection
The motor is running stiff.
This protection only operates in the Top of ramp state.
Locked rotor protection has these parameters:
Parameter Description Setting range Default value
13.06 Locked rotor level Set the locked rotor trip level 0.5 ... 8.0 x I
e
4.0 x I
e
13.07 Locked rotor trip time Sets the time that the current is above the
trip level to trip.
0.2 ... 10.0 s 1.0 s
13.08 Locked rotor delay time Sets the time after top of ramp that the
protection is enabled.
1.0 ... 30.0 s 5.0 s
13.09 Locked rotor out Identifies the Event groups this protection
is part of.
Eventgroup 0 ... 6 0000010
13.10 Locked rotor op Sets the operation of this protection. Off, Stop-Manual,
Stop-Automatic,
Indication
Off
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