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Addr.
Parameter
4401
Load Jam Prot.
4402
Load Jam I>
4403
TRIP DELAY
4404
I Alarm
4405
ALARM DELAY
4406
T Start Blk.
2.7.4.2 Information List
No.
Information
4822
>BLOCK 66
4823
>66 emer.start
4824
66 OFF
4825
66 BLOCKED
4826
66 ACTIVE
4827
66 TRIP
4828
>66 RM th.repl.
4829
66 RM th.repl.
4834
Rot.overl.TRIP
4835
Rot.overl.alarm
6801
>BLOCK 48
6805
>48 Rot. locked
6811
48 OFF
6812
48 BLOCKED
6813
48 ACTIVE
6821
48 TRIP
6822
48 Rotor locked
6823
48 pickup
10020
>BLOCK Load Jam
10021
Load Jam BLOCK.
10022
Load Jam OFF
10023
Load Jam ACTIVE
10024
Load Jam alarm
10025
Load Jam pickup
10026
Load Jam TRIP
SIPROTEC, 7SK80, Manual
E50417-G1140-C344-A5, Release date 11.2012
2.7 Motor Protection (Motor Starting Protection 48, Motor Restart Inhibit 66, Load Jam Protection)
C
Setting Options
OFF
ON
Alarm Only
1A
0.50 .. 12.00 A
5A
2.50 .. 60.00 A
0.00 .. 600.00 sec
1A
0.50 .. 12.00 A
5A
2.50 .. 60.00 A
0.00 .. 600.00 sec
0.00 .. 600.00 sec
Type of In-
formation
SP
SP
OUT
OUT
OUT
OUT
SP
OUT
OUT
OUT
SP
SP
OUT
OUT
OUT
OUT
OUT
OUT
SP
OUT
OUT
OUT
OUT
OUT
OUT
Default Setting
OFF
2.00 A
10.00 A
1.00 sec
1.80 A
9.00 A
1.00 sec
10.00 sec
Comments
>BLOCK 66 Motor Startup Counter
>66 Mot.St. Cnt: Emergency start
66 Motor Startup Counter OFF
66 Motor Startup Counter BLOCKED
66 Motor Startup Counter ACTIVE
66 Motor Startup Counter TRIP
>66 Mot.St. Cnt:Reset therm.memory rotor
66 Mot.St. Cnt: therm.memory rotor reset
Rotor thermal overload TRIP
Rotor thermal overload alarm
>BLOCK 48 Motor Startup Time Supervision
>48/14 Mot.St.Time Sup. Rotor locked
48 Motor Startup Time Supervision OFF
48 Motor Startup Time Superv. BLOCKED
48 Motor Startup Time Supervision ACTIVE
48 Motor Startup Time Supervision TRIP
48/14 Mot.St.Time Sup. Rotor locked
48 Motor Startup Time Superv. picked up
>BLOCK Load Jam Protection
Load Jam Protection is BLOCKED
Load Jam Protection is OFF
Load Jam Protection is ACTIVE
Load Jam Protection alarm
Load Jam Protection picked up
Load Jam Protection TRIP
Functions
Comments
Load Jam Protection
Load Jam Tripping
Threshold
Load Jam Trip Delay
Load Jam Alarm Thresh-
old
Load Jam Alarm Delay
Load Jam Blocking after
motor start
149
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