Linde 386 Series description of the catalogue:

Linde 386 Series Service Manual, wiring diagrams and circuit diagrams.

Series 386
E12, E14, E15, E16, E16P, E18, E18P, E20, E20P

II 2G IIB T4
II 2D IP6X T135°C
II 3G IIB T4
II 3D IP6X T135°C

E14EX - E20EX

Directive 94/9/EC Equipment
Group II, Zone 1/2,
Equipment Category
2G/3G, IIB, T4/T5