Ceramics are used in panels with protection classes Br4 and Br5 in accordance with the state standard of the Russian Federation (GOST P 50744-95) in combination with a substrate made of structural ballistic materials. This provides protection against bullets of automatic small arms of 7.62 mm caliber (AKM, AK-74 assault rifles, SVD sniper rifle).
Armored panel Ermak BR
| Armored panel type | Size | Regulatory document | Overall dimensions, mm | Weight (+0,15) kg | |
| Drawing | ТУ | ||||
| Ermak Br4 | 1 | ТПВЕ.305424.039.012.00 | ТУ 7399-184-07621739-2017 |
300х275х21 | 2,7 |
| Ermak Br4 | 2 | ТПВЕ.305424.039.014.00 | 324х275х21 | 2,85 | |
| Ermak Br4 | MS | ТПВЕ.305424.039.016.00 | 300х260х21 | 2,6 | |
| Ermak Br4 | LS | ТПВЕ.305424.039.018.00 | 325х260х21 | 2,75 | |
| Ermak Br5 | 1 | ТПВЕ.305424.039.013.00 | ТУ 7399-171-07621739-2016 |
300х275х24 | 3,25 |
| Ermak Br5 | 2 | ТПВЕ.305424.039.015.00 | 324х275х24 | 3,4 | |
| Ermak Br5 | MS | ТПВЕ.305424.039.017.00 | 300х260х24 | 3,1 | |
| Ermak Br5 | LS | ТПВЕ.305424.039.019.00 | 325х260х24 | 3,25 | |
