Standard Description Protection Groups
EN ISO 20345:2022 Safety shoes with toe cap 200J SB, S1, S2, S3, S3L,
S3S, S4, S5, S5L,
S5S, S6, S7, S7L, S7S
EN ISO 20347:2022 Occupational shoes with out toe cap OB, O1, O2, O3, O3L, O3S, O4, O5, O5L, O5S, O6, O7, O7L, O7S

Shoes according EN ISO 20346:2022 are not offered by Stuco

 
Protective functions
Groups 1/2
SB/ OB S1/ O1 S2/ O2 S3/ O3 S3L/ O3L S3S/ O3S
Puncture-resistant sole metal
(metallic 4.5mm test nail, force for puncture >1100 N)
      ×    
Penetration-resistant sole non-metallic (4.5mm test nail, no puncture at 1100 N)         x  

Penetration-resistant sole non-metallic (3 mm test nail, no puncture at 1100 N)

          x
Slip resistance (ceramic tiles with NaLS) x x x x x x
Closed heel area   × × × × ×
Antistatic (A)   × × × × ×
Energy absorption in the heel area (E)   × × × × ×
Profiled outsole       × x ×
Against water penetration and water absorption of the shoe upper (WPA)     × × × ×
 
Protective functions
Groups 2/2
S4 O4 S5 O5 S5L O5L S5S
O5S
S6 O6 S7 O7 S7L O7L S7S O7S
Puncture-resistant sole metal
(metallic 4.5mm test nail, force for puncture >1100 N)
  x       x    
Penetration-resistant sole non-metallic (4.5mm test nail, no puncture at 1100 N)     x       x  

Penetration-resistant sole non-metallic (3 mm test nail, no puncture at 1100 N)

      x       x
Slip resistance (ceramic tiles with NaLS) x x x x x x x x
Closed heel area x × × × × × x x
Antistatic (A) x × × × × × x x
Energy absorption in the heel area (E) x × × × × × x x
Profiled outsole   x x ×   × x x
Against water penetration and water absorption of the shoe upper (WPA)   x × × × × x x
Waterproof footwear (WR)         x x x x
Single protection Discription
A Antistatic shoes
AN Ankle protection
C Conductive shoes
CI Cold insulation of the outsole complex
CR Cut resistance of the shoe upper
E Energy absorption in the heel area
FO Fuel-resistant sole
HI Heat insulation of the outsole complex
HRO Thermal behavior of the sole, resistant up to 300°c
I Electrically insulating shoes
LG Ladder grip
M Metatarsal protection (100 Joul impact energy)
P Metallic penetration protection, 4.5 mm test nail
PL Penetration protection non-metallic, 4.5 mm test nail
PS Penetration protection non-metallc, 3.0 mm test nail
SC Overcap abrasion (no hole after 8000 cycles)
SR Special slip resistance on ceramic tiles with glycerine

Ø

No slip resistance (shoes for special purposes with spikes, metal studs, etc.)
WPA Water penetration and water absorption of the upper part of the shoe
WR Waterproof (shoe in assembled condition)