Page 34 - 通用电气（中国）有限公司

EntelliGuard* L

Trip Unit Functionality & available Long Time settings

Trip Unit functionality GT-L Trip Unit LT settings
Breaker In (A) 400 630 800 1000 1250
LCD Screen allowing access to 4 distinct menu’s
X
Setting interface Touch pad adjustments X X X X x In 0,45 160 252 320 400 500
GT-L Setting
Available Setpoints (A)
0,4
450
180
360
563
284
Multilingual
0,5
200
625
315
500
400
0,55
440
550
688
347
220
Adjustable manual or automatic RESET option
Electronic Trip Units Long time or overload current protection 22 Thermal Protection (C type) time bands available X X X X X Breaker In (A) 1600 2000 2500 1000 1000
0,6
600
378
750
480
240
0,65
520
813
260
650
410
Ir=0.4 to 1In 15 secondary current settings
875
0,7
441
560
700
280
0,75
750
600
300
938
473
0,8
504
ranging from class 0.5 to 40 (bands at 7.2 x Ir)
320
800
640
340
0,85
1063
850
680
536
Neutral Protection 0-50%-63%-100%
0,9
1125
360
900
567
720
0,95
1188
760
950
380
599
630
400
1250
1
800
Cooling function and Thermal memory
Setting range from 1.5 to 12 x Ir (LT setting)
3200
4000
Steps of 0.5 (A total of 22 settings)
GT-L Setting
Available Setpoints (A)
0,4
940 milliseconds delay setting result in a 90 to 1000
640
800
milliseconds clearing time
1800
1125
1440
720
900
1250
1600
2000
800
0,5
Clearance times to IEC 40979-1 and IEC 60364
880
1375
0,55
1760
1100
2200
0,6
960
2400
1500
1200
1920
Intro Short time short-circuit current protection 17 time delay settings (STDB) ranging from 30 to X X X X x In 0,45 1040 1000 1000 1280 1600
3 I²t Protection time bands available
0,65
2080
2600
1625
1300
0,7
1750
1400
2800
2240
1120
I i setting range from 2 to 15 x In
1200
3000
2400
1875
1500
0,75
Instantaneous Short- circuit Current Protection Possibility to switch OFF X X 0,95 1520 1900 2375 3040 3800
0,8
3400
2720
2125
1700
1360
A Steps of 0.5 (A total of 28 settings) X 0,85 1280 1600 2000 2560 3200
3600
2250
1800
2880
1440
0,9
1
1600
2000
3200
2500
4000
Selective execution
B Fixed instantaneous or HSIOC protection X
Setting range from 0.2 to 1 x In (Breaker rating) O
Steps of 0.01 (A total of 92 settings) O
Ground Fault Protection 14 time delay settings (GFDB) ranging from 50 to 840 O
C Possibility to switch OFF O
milliseconds delay setting resulting in a 110 to 900
D milliseconds clearing time O
Clearance times to IEC 40979-1 and IEC 60364
E 3 I²t protection time bands available O
O
Residual principle
Trip Target (trip reason indication) X
Data Acquisition & Diagnostics Trip Counter X X
X Trip Info (Magnitude / Phase) X
Event Logger (trip events)
Good & Bad Health Indicator X
Other 24V DC Auxiliary power supply O
O
Test kit with power support function
Key:
X = Present
O = Optional
B.4