Air preheating (Optional)
Turn the switch to “ON” to initiate preheating of the generating set.
AIR PREHEATING
OFF
ON
In the case of a power plant, the position of the air preheating switches must NECESSARILY be the
same on all the switches of the generating sets in the power plant.
Important
Bi-frequency (Optional)
Turn the switch to the desired frequency and voltage.
FREQUENCY
Earthing system
Turn the switch to the desired earthing system.
EARTHING SYSTEM
1: IT
2: TN
(TNS)
3:
TT (TT or EDF APPLICATION)
The EDF earthing system is only used in the so-called rental configurations.
The switch must necessarily correspond to the wiring described in the section on “Connection of the
generating sets”.
Important
50Hz
400V
50Hz
440V
60Hz
480V
IT
TT
TN
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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 ...
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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 ...
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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 ...