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 LEGO Company / 3776
  Re: The Future of Trains
 
(...) Ah, thank you - so running two stalled train motors would exceed the NXT output, but running one train motor up to a stall conditions should be fine. Out of curiosity, along with the output limitations on the NXT (1 A) and RCX (500 mA), does (...) (17 years ago, 8-Oct-07, to lugnet.lego, lugnet.robotics.nxt)
 
  Re: The Future of Trains
 
(...) The linear regulator inside is a 1.5A version if I remember well, but I may be wrong. Cross posted to lugnet.trains trying to get train guru opinion... Philo (17 years ago, 8-Oct-07, to lugnet.lego, lugnet.robotics.nxt, lugnet.trains)
 
  Re: The Future of Trains
 
(...) At BayLTC we usually run four train motors on one loop using stock Controller with a 1.2 amp wall wart. Bruce (17 years ago, 8-Oct-07, to lugnet.lego, lugnet.robotics.nxt, lugnet.trains)
 
  Re: The Future of Trains
 
(...) The Australian LEGO wall wart is marked 10V @ 7VA on the secondary. I don't recall all the stuff I learnt about the relationship between VA and W, but that seems to me to indicate about 0.7A. I believe this generally reduces as load increases, (...) (17 years ago, 8-Oct-07, to lugnet.lego, lugnet.robotics.nxt, lugnet.trains)
 
  Re: The Future of Trains
 
(...) You are right, the main limitation probably comes from wall wart... You are essentially right for the 0.7A current (though it is not hard limit, rather a safety one). Philo (17 years ago, 9-Oct-07, to lugnet.lego, lugnet.robotics.nxt, lugnet.trains)

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