PPE
 ·  50                               GB/T 12624-2009
 ·
 ·                                      1                2             3                               5
                                       100             500           2000               000             /
                                       1.2              2.5           5.0               10.0          20.0
                                        10              25             50                75             /
                                        20              60            100               150             /
                 EN388
                                       2            5           10           15           22          30
 1
                                       A            B           C            D            E            F
 2
                                       P
 3
                                        “13  ”  “15  ”
                                             NO.1                        NO.2                        NO.3
      0       10
                                            LEVEL 3                    LEVEL 3                      LEVEL 3
                                    0
                                            LEVEL                                                         1
      0       10
                                            LEVEL                            1
                               0
                                            LEVEL 3                    LEVEL 3                      LEVEL 2
      0       10
                                            LEVEL E                    LEVEL E
                               0
 “  ”
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