GE 745 TRANSFORMER MANAGEMENT RELAY Instruction Manual page 72

5.2 AUTO-CONFIGURATION
Table 5–1: TRANSFORMER TYPES (Sheet 25 of 26)
TRANSFORMER WDG
TYPE #
1
D/y330°/
2
d300°
3
1
D/y330°/
2
y150°
3
5
1
D/y330°/
2
y330°
3
1
2
Y/z30°/z30°
3
5-22
VOLTAGE PHASE
CONNECTION
PHASORS SHIFT
DELTA
WYE
(gnd 1/2) 30° lag
330° lag
DELTA
60° lag
300° lag
DELTA
WYE
(gnd 1/2) 30° lag
330° lag
WYE
210°
(gnd 2/3)
150° lag
DELTA
WYE
(gnd 1/2) 30° lag
330° lag
WYE
(gnd 2/3) 30° lag
330° lag
WYE 30° lag
ZIG-ZAG
(gnd 1/2)
30° lag
ZIG-ZAG
(gnd 2/3)
30° lag
745 Transformer Management Relay
Table 5–1: TRANSFORMER TYPES (Sheet 26 of 26)
TRANSFORMER WDG
TYPE
0°
Y/y0°/y0°
0°
lag
0°
0°
0°
5 SETPOINTS
VOLTAGE
CONNECTION
# PHASORS
1 WYE
WYE
2 (gnd 1/2)
0°
WYE
3 (gnd 2/3)
0°
GE Power Management
PHASE
SHIFT
0°
0°
0°