GE 745 TRANSFORMER MANAGEMENT RELAY - Page 66

5-16 745 Transformer Management Relay GE Power Management
5.2 AUTO-CONFIGURATION 5 SETPOINTS
5
Y/d330°/
d330°
1
WYE
(gnd 1/2)
330°
lag
2
DELTA
330° lag
0°
3
DELTA
330° lag
0°
D/d0°/d0°
1DELTA 0°
2
DELTA
0°
0°
3
DELTA
0°
0°
D/d0°/d60°
1 DELTA 60° lag
2
DELTA
0°
60° lag
3
DELTA
60° lag
0°
D/d0°/d120°
1DELTA
120°
lag
2
DELTA
0°
120°
lag
3
DELTA
120° lag
0°
Table 5–1: TRANSFORMER TYPES (Sheet 13 of 26)
TRANSFORMER
TYPE
WDG
#
CONNECTION
VOLTAGE
PHASORS
PHASE
SHIFT
D/d0°/d180°
1DELTA
180°
lag
2
DELTA
0°
180°
lag
3
DELTA
180° lag
0°
D/d0°/d240°
1DELTA
240°
lag
2
DELTA
0°
240°
lag
3
DELTA
240° lag
0°
D/d0°/d300°
1DELTA
300°
lag
2
DELTA
0°
300°
lag
3
DELTA
300° lag
0°
D/d0°/y30°
1DELTA 0°
2
DELTA
0°
0°
3
WYE
(gnd 2/3)
30° lag
330°
lag
Table 5–1: TRANSFORMER TYPES (Sheet 14 of 26)
TRANSFORMER
TYPE
WDG
#
CONNECTION
VOLTAGE
PHASORS
PHASE
SHIFT