gefran GTF Series Installation And Operation Manual page 26

Connection example GTF 25-120A (Master with 2 Slave GTS) for 3-phase star load.
Figure 36
Connection example GTF 25-120A (3 Master) for 3-phase star load with neutral.
Figure 37
EARTH
Neutral
Phase R
Phase S
Phase T
26
1 2 3 4 5 6 7 8 9
1 2 3 4 5 6 7 8 9
GTF GTF
3
2
1/L1 2/T1 1/L1 2/T1
3/L2
3/L2
PE PE
FUSE
FUSE GG
- GTF 1 STATUS: MASTER
- GTF 2 STATUS: MASTER
- GTF 3 STATUS: MASTER
- FIRING MODE: ZC,BF,HSC,PA
- HB DIAGNOSTIC AVAILABLE:
total and partial load failure of each single leg
HB OUT
ALARM SWITCH
POTENTIOMETER
1 2 3 4 5 6 7 8 9
24 Vdc/ac
SUPPLY
GTF
1
1/L1 2/T1
3/L2
PE
FUSE : fast fuse, see fuse table
FUSE GG : see Fuse section
Analog Output
0-10 V
0-5 V
-
+
REGULATOR
Star With Neutral
Load
R
R
R
80960G_MHW_GTF_05-2019_ENG