According to IEC 60641-1 Type B 4.1
30 – 150 mm
B
25 – 60 mm
s
1 -12 mm
D
16 – 25 mm
T
Any mm
T1
Alpha
30º
Tolerances
±0.3 mm
W
±
±1mm
+0.1/0.4 mm
E
-
G
+0.4 / -0 mm
± 0.3 mm
