Toshiba GRL150-100 Series Instruction Manual page 30

113
EF2
EF2-EN
+
373
ICD
1683 OC_IC_BLK
By PLC
[OC-ICD]
(+)
" BLK "
EF2_INST_TP
1625
EF2_BLOCK
1561 1
114
EF3
EF3-EN
+
373
OC_IC_BLK
ICD 1683
By PLC
[OC-ICD]
(+)
" "
BLK
1626 EF3_INST_TP
1562 EF3_BLOCK 1
115
EF4
EF4-EN
+
373
OC_IC_BLK
1683
ICD
By PLC
[OC-ICD]
(+)
" "
BLK
1627 EF2_INST_TP
EF2_BLOCK
1563 1
2.4.2 Setting
The table shows the setting elements necessary for the earth fault protection and their setting
ranges.
Element Range
EF1 0.1 – 25.0 A
(0.02 – 5.00 A)
TEF1 0.00 – 300.00 s
TEF1M 0.010 – 1.500
(TMS)
TEF1R 0.0 – 300.0 s
"ON"
&
1
&
Figure 2.4.1.2 EF2 Earth Fault Protection
"ON"
&
1
&
Figure 2.4.1.3 EF3 Earth Fault Protection
"ON"
&
1
&
Figure 2.4.1.4 EF4 Earth Fault Protection
Step
0.1 A
(0.01 A)
0.01 s
0.001
0.1 s
⎯ 29 ⎯
TEF2
0
t
&
0.00 - 300.00s
&
TEF3
t 0
&
0.00 - 300.00s
&
TEF4
0
t
&
0.00 - 300.00s
&
Default Remarks
1.5 A EF1 threshold setting
(0.30 A)
1.00 s EF1 definite time setting. Required if [MEF1]
= DT.
1.000 EF1 time multiplier setting. Required if
[MEF1] = IEC, IEEE, US or CON.
0.0 s EF1 definite time delayed reset. Required if
[EF1R] = DEF.
6 F 2 S 0 8 2 8
293
EF2_TRIP
≥1
294
EF3_TRIP
≥1
295
EF4_ALARM
≥1