Flameproof junction box OSP-185 (1000V, 400A)
Flameproof junction box is designed for use in underground coal mines in excavations of methane explosion hazard class a, b, or c, or coal dust explosion hazard class A or B and zones 1 and/or 2 of explosion hazard group IIA. Flameproof can be used for connecting and distribution 3-conductors of a cable with auxiliary cores cross section to 185mm² for rated voltage up to 1000V.