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Blog Entry# 215482
Posted: Aug 05 2011 (14:36)
3 Responses
Last Response: Aug 05 2011 (15:22)
3 Responses
Last Response: Aug 05 2011 (15:22)
Q. Why do locos sometimes use the rear pantograph and sometimes the front pantograph?
There is in principle no difference between using the front and the rear pantographs for most locos as each is fully capable of delivering the required electric current from the catenary to the loco. (The AC-DC locos are special in that each loco is intended for a different traction supply.) Generally on IR there is no need for both pantographs to be raised at once since there are usually no unusual situations such as frost on the catenary or increased current collection requirements seen with other countries' railways.
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There is in principle no difference between using the front and the rear pantographs for most locos as each is fully capable of delivering the required electric current from the catenary to the loco. (The AC-DC locos are special in that each loco is intended for a different traction supply.) Generally on IR there is no need for both pantographs to be raised at once since there are usually no unusual situations such as frost on the catenary or increased current collection requirements seen with other countries' railways.
Yet,...
more...
@SibMjJordan SMJ: Re# 215482-1
Thanks. Already added. Please see Entry# 501
Thanks. Already added. Please see Entry# 501