When selecting winter clothing, find out whether it is possible to wear it in your climatic zone. It is important to remember that the clothing recommended for a specific climatic zone shall meet the requirements of heat protection properties stated in TR CU 019/2011.
As per GOST R 12.4.236-2011 (russian analogue of EN), heat-insulated outfit is divided into four protection classes depending on the climatic zones of the Russian Federation.
Protection |
Climatic |
Air temperature * |
ÑWind speed ** |
4 |
Special |
–25 |
6,8 |
3 |
IV |
–41 |
1,3 |
2 |
III |
–18 |
3,6 |
1 |
I-II |
–9,7 |
5,6 |
* Temperature index
** Most probable wind speed in the corresponding climatic zone.
Note: requirements are prescribed with due regard to the execution of medium-hard (130 W/sq.m) physical work by a human and duration of the continuous stay in the cold within two hours.