Settings - ABB RELION 620 Series Technical Manual

1MAC504801-IB E
4.5.2.7
Table 321: 49T Group settings
Parameter Values (Range)
Env temperature Set -50...100
Current reference 0.05...4.00
Temperature rise 0.0...200.0
Maximum temperature 0.0...200.0
Trip temperature 80.0...120.0
Alarm temperature 40.0...100.0
Reclose temperature 40.0...100.0
Short time constant 6...60000
Long time constant 60...60000
Weighting factor p 0.00...1.00
Table 322: 49T Non group settings
Parameter Values (Range)
Operation 1=enable
5=disable
Initial temperature, 0.0...100.0
percent value
620 series ANSI
Technical Manual
Table 320: 49T Output signals
Name Type
TRIP BOOLEAN
PICKUP BOOLEAN
ALARM BOOLEAN
BLK_CLOSE BOOLEAN

Settings

Unit Step
°C 1
xIn 0.01
°C 0.1
°C 0.1
% 0.1
% 0.1
% 0.1
s 1
s 1
0.01
Unit Step
% 0.1
Description
Trip
Pickup
Thermal Alarm
Thermal overload indicator. To inhibite reclose.
Default Description
40 Ambient temperature used when no external
temperature measurement available
1.00 The load current leading to Temperature raise
temperature
78.0 End temperature rise above ambient
105.0 Temperature level for trip
100.0 Trip temperature, percent value
90.0 Alarm temperature, percent value
60.0 Temperature for reset of block reclose after trip
450 Short time constant in seconds
7200 Long time constant in seconds
0.40 Weighting factor of the short time constant
Default Description
5=disable Operation Disable / Enable
80.0 Temperature raise at startup
Section 4
Protection functions
387