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中文Leroy-Somer LSA 47.3
High performance and reliable industrial alternator for all types of generator sets
| Power | 410 - 660 kVA* |
| Voltage | 220 - 480V |
| Poles | 4 |
| Speed | 1500 - 1800 rpm |
| Shaft height | 355 mm |
| Max efficiency | 96.9 % |
| Excitation | SHUNT / AREP / PMG |
| Regulation | R250 / D350 / D550 |
* kVA/50Hz - kW/60Hz | Continuous / 40°C
(Discrepancies may occur, consult catalogue for exact figures)
Applications
 Commercial |
 Industrial |
 Powerplants |
 Marine |
Benefits
COMPACT
Opimized cooling system
HIGH RELIABILITY
Class H insulation
HIGH EFFICIENCY
Suited for prime applications
Downloads
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Key features
Insulation class H Winding pitch 2/3 (winding 6) Number of wires 12 (optional 6 wires) Protection IP 23 Altitude ≤ 1000 m Overspeed 2250 rpm Air flow 0.9 m3/s (50Hz) / 1.1m3/s(60Hz) Excitation system / AVR type SHUNT/R250 AREP or PMG/D350 Voltage regulation (Steady state) ±0.5% SHUNT / ±0.25% AREP Short-circuit current (3 IN / 10 s) 300 % (3 IN) : 10s -
Regulation
Regulators R250 D350 D550 Mains Paralleling - - ● 3-phase sensing - ● ● Advanced settings - ● ● Data logging & monitoring - ● ● Remote communication - ● ● Remote voltage potentiometer ○ ○ ○ CT for paralleling - ○ ○ R791 RFI suppression kit (standard in Europe) ○ ○ ○ ● : Included ○ : Option - : Not available
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Coupling
Flex plate / Flange 1 1/2 0 11 ½ ● - - 14 ● ● ● 18 - - ● -
Options
- Other voltages available (specific windings).
- Space heater.
- Winding protection for harsh environments and relative humidity above 95%.
- Specific cable outlet.
- Temperature detectors.
- Thermal protection for winding and shields.
- Remote Voltage Trimmer.
- Filters on air inlet: derating 5%.
- IP 44 Filters on air inlet and air outlet : derating 10%.
- Lower shaft height on demand.
- Two bearing.
- Customized painting.
