GE 745 TRANSFORMER MANAGEMENT RELAY

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