GE 745 TRANSFORMER MANAGEMENT RELAY

5-14 745 Transformer Management Relay GE Power Management
5.2 AUTO-CONFIGURATION 5 SETPOINTS
5
Y/d150°/
y180°
1
WYE
(gnd 1/2)
150°
lag
2
DELTA
150° lag
0°
3
WYE
(gnd 2/3)
180° lag
330°
lag
Y/d150°/d30°
1
WYE
(gnd 1/2)
150°
lag
2
DELTA
150° lag
0°
3
DELTA
30° lag
120°
lag
Y/d150°/
d150°
1
WYE
(gnd 1/2)
150°
lag
2
DELTA
150° lag
0°
3
DELTA
150° lag
0°
Y/d150°/
d210°
1
WYE
(gnd 1/2)
150°
lag
2
DELTA
150° lag
0°
3
DELTA
210° lag
300°
lag
Table 5–1: TRANSFORMER TYPES (Sheet 9 of 26)
TRANSFORMER
TYPE
WDG
#
CONNECTION
VOLTAGE
PHASORS
PHASE
SHIFT
Y/d150°/
d330°
1
WYE
(gnd 1/2)
150°
lag
2
DELTA
150° lag
0°
3
DELTA
330° lag
180°
lag
Y/d210°/y0°
1
WYE
(gnd 1/2)
210°
lag
2
DELTA
210° lag
0°
3
WYE
(gnd 2/3)
0°
210°
lag
Y/d210°/
y180°
1
WYE
(gnd 1/2)
210°
lag
2
DELTA
210° lag
0°
3
WYE
(gnd 2/3)
180° lag
30° lag
Y/d210°/d30°
1
WYE
(gnd 1/2)
210°
lag
2
DELTA
210° lag
0°
3
DELTA
30° lag
180°
lag
Table 5–1: TRANSFORMER TYPES (Sheet 10 of 26)
TRANSFORMER
TYPE
WDG
#
CONNECTION
VOLTAGE
PHASORS
PHASE
SHIFT