GE 745 TRANSFORMER MANAGEMENT RELAY

GE Power Management 745 Transformer Management Relay 5-19
5 SETPOINTS 5.2 AUTO-CONFIGURATION
5
D/d180°/
y330°
1DELTA 0°
2
DELTA
180° lag
180°
lag
3
WYE
(gnd 2/3)
330° lag
30° lag
D/d240°/d0°
1DELTA
240°
lag
2
DELTA
240° lag
0°
3
DELTA
0°
240°
lag
D/d240°/d60°
1DELTA
240°
lag
2
DELTA
240° lag
0°
3
DELTA
60° lag
180°
lag
D/d240°/
d240°
1DELTA
240°
lag
2
DELTA
240° lag
0°
3
DELTA
240° lag
0°
D/d240°/y30°
1DELTA 0°
2
DELTA
240° lag
120°
lag
3
WYE
(gnd 2/3)
30° lag
330°
lag
Table 5–1: TRANSFORMER TYPES (Sheet 19 of 26)
TRANSFORMER
TYPE
WDG
#
CONNECTION
VOLTAGE
PHASORS
PHASE
SHIFT
D/d240°/
y210°
1DELTA 0°
2
DELTA
240° lag
120°
lag
3
WYE
(gnd 2/3)
210° lag
150°
lag
D/d300°/d0°
1DELTA
300°
lag
2
DELTA
300° lag
0°
3
DELTA
0°
300°
lag
D/d300°/
d180°
1DELTA
300°
lag
2
DELTA
300° lag
0°
3
DELTA
180° lag
120°
lag
D/y30°/d60°
1DELTA 0°
2
WYE
(gnd 1/2)
30° lag
330°
lag
3
DELTA
60° lag
300°
lag
D/y30°/d240°
1DELTA 0°
2
WYE
(gnd 1/2)
30° lag
330°
lag
3
DELTA
240° lag
120°
lag
Table 5–1: TRANSFORMER TYPES (Sheet 20 of 26)
TRANSFORMER
TYPE
WDG
#
CONNECTION
VOLTAGE
PHASORS
PHASE
SHIFT