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Siemens siprotec 7sj602 Instruction Manual page 177

Numerical time overcurrent protection
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6-
24 UNBAL LOAD - UNBALANCED LOAD PROTECTION
24 UNB.L
ON
OFF
24 I2>
min. 8
max. 80
24 TI2>
min. 0.00
max. 60.00
24 I2>>
min. 8
max. 80
24 TI2>>
min. 0.00
max. 60.00
©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©
27 THERM OVERLOAD - THERMAL OVERLOAD PROTECTION
27 O/L
ON
OFF
27 k-FAC
min. 0.40
max. 2.00
27 Ì-CON
min. 1.0
max. 999.9
27 f-Ìco
min. 1.00
max. 10.00
27 Î-ALM
min. 50
max. 99
27 tL
min. 1.0
max. 120.0
27 IL
min. 0.4
max. 4.0
©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©©
28 START TIME SUP - STARTING-TIME SUPERVISION
28 STRT
ON
OFF
&*&
State of the unbalanced load protection
[ ] on
[ ] off
Pick-up value of neg. seq. I low-set stage I2>
%
©©©©
Trip delay of neg. seq. I low-set stage TI2>
s
©©©©
Pick-up value for high current stage
%
©©©©
Trip time delay for high current stage
s
©©©©
State of thermal overload protection
[ ] on
[ ] off
K-factor for thermal overload protection
©©©©
Time constant for thermal overload protection
min
©©©©
Multiplier of time constant at standstill
©©©©
Thermal warning stage
%
©©©©
Time-setting for I-squared-t overload stage
s
©©©©
Pick-up value for I-squared-t overload stage
I/In
©©©©
Supervision of starting time
[ ] on
[ ] off
$SSHQGL[


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