GE TRANSFORMER MANAGEMENT RELAY 745 Instruction Manual page 70

5.2 AUTO-CONFIGURATION
Table 5–1: TRANSFORMER TYPES (SHEET 21 OF 24)
TRANSFORMER WDG # CONNECTION
TYPE
D/y150°/d180° 1
2
3
D/y150°/d300° 1
2
3
5
D/y150°/y150° 1
2
3
D/y150°/y330° 1
2
3
5-20
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VOLTAGE PHASE
PHASORS SHIFT
DELTA 0°
WYE 210° lag
(gnd 1/2)
150° lag
DELTA 180° lag
180° lag
DELTA 0°
WYE 210° lag
(gnd 1/2)
150° lag
DELTA 60° lag
300° lag
DELTA 0°
WYE 210° lag
(gnd 1/2)
150° lag
WYE 210° lag
(gnd 2/3)
150° lag
DELTA 0°
WYE 210° lag
(gnd 1/2)
150° lag
WYE 30° lag
(gnd 2/3)
330° lag
745 Transformer Management Relay
Table 5–1: TRANSFORMER TYPES (SHEET 22 OF 24)
TRANSFORMER WDG # CONNECTION
TYPE
D/y210°/d0° 1 DELTA
2 WYE
(gnd 1/2)
210° lag
3 DELTA
0°
D/y210°/d60° 1 DELTA
2 WYE
(gnd 1/2)
210° lag
3 DELTA
60° lag
D/y210°/d240° 1 DELTA
2 WYE
(gnd 1/2)
210° lag
3 DELTA
240° lag
D/y210°/y30° 1 DELTA
2 WYE
(gnd 1/2)
210° lag
3 WYE
(gnd 2/3)
30° lag
D/y210°/y210° 1 DELTA
2 WYE
(gnd 1/2)
210° lag
3 WYE
(gnd 2/3)
210° lag
5 SETPOINTS
VOLTAGE PHASE
PHASORS SHIFT
0°
150° lag
0°
0°
150° lag
300° lag
0°
150° lag
120° lag
0°
150° lag
330° lag
0°
150° lag
150° lag
GE Multilin