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LSPM Water Jacket Cooled - 2500 Nm to 8250 Nm
The best of performance
The Leroy-Somer™ LSPM electrical machine has been designed to offer you the best power generation performances.
With its meticulous design and optimized architecture, the LSPM strikes the perfect balance between compactness, reliability, performance and longevity.
Whatever your application, the Leroy-Somer™ LSPM electrical machine will meet your needs and will adapt to all situations.
Standards
Leroy-Somer™ LSPM electrical machine meets all key international standards and regulations, including IEC 60034, NEMA MG 1.32-33, ISO 8528-3. 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. The Leroy-Somer TM LSPM electrical machine can be integrated in EC marked generator set, and bears EC, UKCA and CMIM markings.
Leroy-Somer TM LSPM electrical machines are designed, manufactured and marketed in an ISO 9001 and ISO 14001 quality assurance environment.
LSPM can be provided with a marine certificate. Nidec Power can work with most marine certification bodies.
Electrical characteristics and performances
- Class H insulation
- Design for variable speed application
- Stator design to be connected to power electric converter
- Maximum repetitive peak voltage: 2000VAC
- Maximum voltage gradient: 1500V/μs
- High efficiency
- Maximum speed: see opposite table
- 3 phase system
- Voltage range: up to 690V star connection
- Other voltages are possible, please contact us
Mechanicalconstruction
- Compact and rigid assembly to withstand system vibrations
- Steel frame
- Cast iron flanges and shields
- Antifriction bearing on DE and NDE
- Lubrication interval > 1000h
- Insulated DE and NDE bearings
- Shaft end: cylindrical shaft
- Optional cylindrical shaft end with key according to DIN748-3 (key is included) - SAE flange DE: to be agreed
- Shaft grounding system
- Half-key balancing (G2.5)
- Regreaseable bearings
- Rotation direction: bidirectional
- Inclination level - Roll (Static / Dynamic): 15° / 22.5°
- Inclination level - Pitch (Static / Dynamic): 5° / 7.5°
Cooling system
- Nominal altitude (IEC 60034): <1000m
- Cooling IC71W: water jacket cooled machine
- Cooling Liquid: clean fresh water with appropriate corrosive inhibitor and antifreeze additive (Ethylene glycol (Glysantin G48 recommended))
- Minimum cooling liquid temperature: -10°C
- Maximum cooling liquid temperature: 65°C
- Minimum ambient temperature: -10°C
- Maximum ambient temperature: 50°C
- Maximum operating pressure: 4 bar
Protection system and options
- Degree of protection: IP 54
- Complete winding protection for clean environments with relative humidity ≤ 95 %, including indoor marine environments
- Rotor grounding system
- Painting:
- According to EN ISO 12944: C3 - System
- RAL 7032 - Nidec Standard - Options:
- Space heater: 250W, 240VAC
- Stator: 6 x PT100
- Bearing: 1 x PT100 per bearing
- Water temperature inlet / outlet PT100
- Speed encoder or resolver
Terminal box design:
- Easy access to the terminals
- Connection bars for voltage reconnection