Designation Dimensions, cm Protective area b(min) Protective area I (min)
  L B H m m
SL5K 473017
470 300 170 2  5
SL4K 433017 430 300 170 2  5
SL2K 431517
430 150 170 2 5
SL 351512
350 150 120 2 5
SL 121502 120 150 20 2 5
SL 201512 200 150 120 2 2
SL 201515 200 150 150 2 2
SL 151515 150 150 150 2 2
SL 151509 150 150 90 2 2
SL 241509 240 150 90 2 5