Talk:PKP class ET21

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Not good english

(His english better than my polish)

Does "ET21 is a first post-war locomotive." mean

is the first post-war loco?
an early post-war loco?

Change

Designing works started in 1955.

To

Design work started in 1955.

Or

Design started in 1955.

Tabletop 06:41, 15 August 2006 (UTC)[reply]

Difference between subclass?

What is difference between first batch of the ET21 (01-69) and the second batch (70-658)?

Tabletop 06:43, 15 August 2006 (UTC)[reply]

Tractive effort

Please the tractive effort is 145 kN cont. and it is 178 kN from zero. The original spec here

http://web.archive.org/web/20070911210603/http://www.kolej.pl/tabor/ET21/dane_tech.html

gives the values in kg, which is technically incorrect. You have to multiply by 9.81 to arrive a kN. google translate handles this incorrectly. 70.137.130.74 (talk) 11:06, 4 January 2012 (UTC)[reply]