12/01 - Bericht voor Eldert de Ruijter - je email adres is niet goed, neem opnieuw contact op
In 1936 the new experimental SP gun SU-14-1 was built and tested. It was the improved version of SU-14 with transmission from T-35 heavy tank (not from
T-28 medium tank as in the case of SU-14), more powerful engine, modernized spades and without of ineffective suspension, disconnected during the firing.
Specifications: weight 48,1 ton, crew 7 men, armament 203 mm howitzer B-4 model 1931, 4 x 7,62 mm MG's, ammunition 8 shells and 2196 MG shells, armor 6-20mm, engine M-17F 700 with (850?)HP, speed 30-35 km/h, range 120-150km.
Additional artillery tractor "Komintern" was used as ammunition carrier (50 - 60 shells) for SU-14-1. In 1936 203mm howitzer was also replaced by 152,4 mm gun BR-2 model 1935 with a better range and rate of fire, The SU-14-1 was equipped with radio station and additional armor in 1940 for using during the Winter War against Finnish fortifications (Mannerheim line) from a short distance.
That SP gun was renamed as SU-14-Br2 (weight 65 ton, speed 22 km/h, ammunition 16-32 shells and 2835mg shells, armor 20-50mm, additional fuel tanks increased range up to 130-150 km, dimensions vehicle 10 x 3,37 x 3,56 meter)
The vehicle was used quitte succesfully during the battle of Moscow in 1941 and was the predecessor of heavy SP guns of WWII period
SU-14 with 203mm howitzer B-4 - (vehicle based on T-28 parts)
SU-14-1 with 203 mm howitzer B-4 or 152mm howitzer BR-2 - (vehicle based on T-35 parts)
SU-14-Br2 with 152 mm howitzer BR-2
Drawings hopefully in courtesy from M. Kolomiets
Model built by Ricardo Ruiz
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