Description
ĐẦU PHÁT LEROY SOMER LSA 49.3
Leroy somer performance:
meticulous design and optimized architecture, the LSA 49.3 strikes the perfect balance between compactness, reliability,
performance and longevity. Whatever your application, the LSA 49.3 will meet your needs and will adapt to all situations.
Nidec Leroy Somer LSA 49.3 alternator meets all key international standards and regulations, including IEC 60034,
NEMA MG 1.32-33, ISO 8528-3, CSA C22.2 n°100-14 and UL 1446 (UL 1004 on request). Also compliant with IEC 61000-6-2,
IEC 61000-6-3, IEC 61000-6-4, VDE 0875G, VDE 0875N and EN 55011, group 1 class A for European zone.
Nidec Leroy Somer LSA 49.3 alternator can be integrated in EC marked generator set, and bears EC, EAC and CMIM markings.
It is designed, manufactured and marketed in an ISO 9001 and ISO 14001 quality assurance environment.
● Voltage range:
● High efficiency and motor starting capacity
● Other voltages are possible with optional adapted windings:
– 50 Hz: 440V (no. 7), 500V (no. 9), 550V (no. 22), 600V (no. 23), 690V (no. 10)
– 60 Hz: 380V and 416V (no. 8), 600V (no. 9), 690V (no. 22)
Excitation system | Regulation options | ||||
AVR | AREP |
PMG (option) |
C.T. Current transformer for paralleling |
Mains paralleling | Remote voltage potentiometer |
D350 | Standard | Standard | √ | √ | |
D550 | Option | Option | √ | √ | √ |
Protection system and options:
– Filters on air inlet: derating 5%
– Filters on air inlet and air outlet (IP 44): derating 10%
– Reinforced winding protection for harsh environments and relative humidity greater than 95%
– Space heater
– Thermal protection for stator windings and shields
- Compact and rigid assembly to better withstand generator vibrations
- Steel frame
- Cast iron flanges and shields
- Two-bearing and single-bearing versions designed to be suitable for engines on the market
- Half-key balancing
- Greased for life bearings, regreasable bearings (optional)
- Standard direction of rotation: clockwise when looking at the drive end view (for anti-clockwise, derate the machine by 5%)
● Easy access to the voltage regulator and to the connections. Possible inclusion of accessories for paralleling, protection and measurement
● Connection bars for voltage reconnection
General characteristics:
Insulation class | H | Excitation system | AREP / PMG | |
Winding pitch | 2/3 (wind.6S – 6-wire / wind.6 – 12-wire option) | AVR type | D350 | |
Number of wires | 6 (12 option) | Voltage regulation (*) | ± 0.25% | |
Protection | IP 23 | Short-circuit current | 300% (3 IN) : 10s | |
Altitude | ≤ 1000 m | Total Harmonic distortion THD (**) | at no load < 4% – on load < 4% | |
Overspeed | 2250 R.P.M. | Waveform: NEMA = TIF (**) | < 50 | |
Air flow | 1 m3/s (50 Hz) / 1.2 m3/s (60 Hz) | Waveform: IEC = THF (**) | < 2% | |
Total harmonic distortion between phases, no-load or on-load (non-distorting)
|
Key features:
Power | 660 – 1000 kVA* |
Voltage | 220 – 480V |
Poles | 4 |
Speed | 1500 – 1800 rpm |
Shaft height | 400 mm |
Max efficiency | 96.8 % |
Excitation | AREP / PMG |
Regulation | D350 / D550 |
* kVA/50Hz – kW/60Hz | Continuous / 40°C (Discrepancies may occur, consult catalogue for exact figures)
Regulators:
Regulators | D350 | R450T | 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
Flex plate / Flange:
Flex plate / Flange | 1 | 1/2 | 0 | 00 |
14 | ● | ● | ● | – |
18 | – | – | ● | ● |
Reviews
There are no reviews yet.