Hi!
https://www.sas1946.com/main/index.php?topic=37287.0
http://www.airwar.ru/enc/fww2/se100.html
https://www.aviarmor.net/aww2/projects/fra/sncase_se500.htm
http://www.reaa.ru/cgi-bin/yabb/YaBB.pl?num=1491089436/480
SE.500
1940 project .
This aircraft which was part of the same family as the SE 100 fighter, was designed as a « B4 » (B= bomber , 4= four-seater). The project went up to the windcanal model (illustrated above) while a mock-up was also worked upon.
The bomber version could carry up to 1350 kgs in bombs but a transport version for 12 passengers was also designed.
Of note is the possibility to use american PW R-2800 engines on this machine
Span : 2150 cm
Length: 1270 cm
Flight weight : 10 000 Kgs
Load : from 800 up to 1350 Kgs in bombs
Max speed : between 550 and 600 km/h
Source : Leo 45, Amiot 350 et autres B4 par Jean Cuny et Raymond Danel , Editions Larivière