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05.05.2005 - Liquid Cooled High Power Alternator

Iskra Avtoelektrika added a new product family of alternators, which is Liquid Cooled Alternators.
The current programme includes the following alternator families:
- LC – liquid cooled alternator
- Type LT 730 – dimensions dia 158mm, length 176mm, 14V output 90A at 1800RPM and 150A at 6000RPM
- Type LT 744 – dimensions dia 181mm, length 200mm, 14V output 120A at 1800RPM and 190A at 6000RPM
- LC / HP – liquid cooled high power alternator
- Type LD 850 – dimensions dia 190mm, length 270mm, 14V output 180A at 1400RPM and 320A at 6000RPM
Advantages of LC alternators:
· Noise reduction – no fans
· High durability
· Underhood temperature reduction
· Mounting flexibility – no air flow required
· Rotor inertia limits
· High idle output – magnets between the claw poles
· Minimal packaging space
· Higher efficiency
· Mass reduction
· Quicker warm up of engine
· Reduced battery problems due to cycling
· Improved durability of alternator against splash, dust,…
· Output insensitive to ambient temperature
Applications:
· For passenger - luxury cars with high demand of electrical energy. Existing applications for Bentley, Mercedes, VW, Porsche, Audi, Fiat,…
· For applications in difficult ambient environments – off road machinery for example: loaders, diggers, combines…
· For road or off road applications with high electrical demands as busses, trucks, luxury tractors...
· For marine applications.
The necessary changes for new applications:
· To ensure the flow of liquid cooler (50% water + 50% glycol)
· Additional liquid cooler necessary, approximately 240cc
· Adjustment of alternator support on the engine
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