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Table 278:
49T Output signals
Name
Type
Description
TRIP
BOOLEAN
Trip
PICKUP
BOOLEAN
Pickup
ALARM
BOOLEAN
Thermal Alarm
BLK_CLOSE
BOOLEAN
Thermal overload indicator. To inhibite reclose.
4.1.5.7
Settings
Table 279:
49T Group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Env temperature Set
-50...100
°C
1
40
Ambient temperature used when no external
temperature measurement available
Temperature rise
0.0...200.0
°C
0.1
78.0
End temperature rise above ambient
Maximum temperature
0.0...200.0
°C
0.1
105.0
Temperature level for trip
Trip temperature
80.0...120.0
%
0.1
100.0
Trip temperature, percent value
Alarm temperature
40.0...100.0
%
0.1
90.0
Alarm temperature, percent value
Reclose temperature
40.0...100.0
%
0.1
60.0
Temperature for reset of block reclose after trip
Short time constant
6...60000
s
1
450
Short time constant in seconds
Long time constant
60...60000
s
1
7200
Long time constant in seconds
Weighting factor p
0.00...1.00
0.01
0.40
Weighting factor of the short time constant
Table 280:
49T Group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Current reference
0.05...4.00
xIn
0.01
1.00
The load current leading to Temperature raise
temperature
Table 281:
49T Non group settings (Basic)
Parameter
Values (Range)
Unit
Step
Default
Description
Operation
1=enable
5=disable
1=enable
Operation Disable / Enable
Table 282:
49T Non group settings (Advanced)
Parameter
Values (Range)
Unit
Step
Default
Description
Initial temperature,
percent value
0.0...100.0
%
0.1
80.0
Temperature raise at startup
1MAC059074-MB A
Section 4
Protection functions
615 series ANSI
283
Technical Manual
Содержание Relion 615 series
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