Tonar 974603 refrigerated semi-trailer with TONAR axles of models: 90422, 90424, 90431

A truck semi-trailer-refrigerator model 974603 and its modifications with refrigeration unit, designed for transporting dangerous goods of EX/III category.
The refrigerator semi-trailer model 974603 (hereinafter referred to as the semi-trailer) is a three-axle, isothermal van with metal corner strapping, with a rear swing door.
The semi-trailer is manufactured in U1 version according to GOST 15150-69 and designed for operation at ambient air temperatures from minus 45°C to plus 40°C, relative air humidity up to 80% at plus 20°C. The trailer is designed for operation at ambient air temperatures from minus 45°C to plus 40°C, relative air humidity up to 80% at plus 20°C.
The semi-trailer is designed for operation in garage-free storage.