> Does the 3125 use a motor-generator set, like the larger > models? Do you have the right power to run the MG? I know > the MGs on the 3145 were oversized, so maybe the same unit > could also run nthe 3158, and demanded an INSANE current > surge when spinning up. Also, the running current, even at > idle, was pretty crazy, somewhere around 60 A at 208 V 3-phase.
No, the 3125 does not. Power consumption for a model 125 system is actually not bad for a mainframe of the era. Generally, big iron collectors are not to concerned about big copper. -- Will