8
LEROY-SOMER
2011.03/ g
Installation and maintenance
LSA 47.2 - 4 POLES
ALTERNATORS
3742 en -
Connection codes
Voltage L.L
Factory connection
L1(U)
N
L3(W)
T1
T7
T12
T10
T4
T9
T3
T6
T11
T5
T2
T8
L2(V)
A
3-phase
3-phase
Winding
60 Hz
50 Hz
190 - 208 190 - 240
220
-
-
190 - 208
6
7
8
6
7
8
9
6
7
8
N
T1
T7
T12
T10
T4
T9
T3
T6
T11
T5
T2
T8
L1(U)
L3(W)
L2(V)
D
F
L1(U)
M
L3(W)
T1
T7
T12
T10
T4
T9
T3
T6
T11
T5
T2
T8
L2(V)
Voltage LM = 1/2 voltage LL
R 250 voltage sensing:
0 => (T8) / 110 V => (T11)
R 450 voltage sensing:
0 => (T3) / 220 V => (T2)
Winding
60 Hz
50 Hz
380 - 415
380 - 480
440
600
-
-
380 - 416
R 250 voltage sensing:
0 => (T8) / 110 V => (T11)
NDE
L1(U)
L2(V)
L3(W)
Single-phase
or
3-phase
Winding
60 Hz
50 Hz
220 - 240
220 - 240
220 - 240
240 - 254
-
-
-
L
L
R 250 voltage sensing:
0 => (T8) / 110 V => (T11)
T11
T12
T10
T4
T6
T5
T7
T8
T9
T1
T2
T3
N
(
*
)
In case of reconnection, ensure that AVR voltage sensing is correct!
Winding 9: R 450 voltage s transformer (Diagram on request)
NDE
L1(U)
L2(V)
L3(W)
T11
T12
T10
T4
T6
T5
T7
T8
T9
T1
T2
T3
N
M
AR
L1(U)
L2(V)
L3(W)
T11
T12
T10
T4
T6
T5
T7
T8
T9
T1
T2
T3
Operating phases L2 (V), L3 (W)
single phase
The factory can supply a set of flexible shunts and special connection links as an option for making these connections (*).
R 450 voltage sensing:
0 => (T3) / 380 V => (T2)
R 450 voltage sensing:
0 => (T3) / 220 V => (T2)
232/297
Summary of Contents for R570U
Page 1: ...User and maintenance manual for generating sets R570U 33504081501NE_1_1 ...
Page 15: ...Alternator Cabinet Figure 1 3 Examples of identification plates 13 297 ...
Page 18: ...Sockets voltage 208 120V 16 297 ...
Page 125: ...9 Appendix 9 1 Appendix A Engine user and maintenance manual 123 297 ...
Page 126: ...124 297 ...
Page 128: ...126 297 ...
Page 129: ...OPERATOR S MANUAL Generating set and industrial engines 16 liter EMS 2 127 297 ...
Page 159: ...157 297 ...
Page 218: ...216 297 ...
Page 220: ...218 297 ...
Page 222: ...7748681 English 12 2011 220 297 ...
Page 223: ...9 2 Appendix B Alternator user and maintenance manual 221 297 ...
Page 224: ...222 297 ...
Page 226: ...224 297 ...
Page 250: ...www leroy somer com 248 297 ...
Page 261: ...Installation and maintenance R250 A V R 4067 en 2009 05 b LEROY SOMER 11 259 297 ...
Page 281: ...2012 03 e LEROY SOMER 19 Installation and maintenance R 450 AVRs 4531 en 279 297 ...
Page 282: ...www leroy somer com 280 297 ...