The solenoid valve Type 46 in explosure proof zone 1 design for high system pressures of up to 60 bar has a pilot operated type of control. A minimum  pressure difference of 5 bar is needed to ensure perfect function. Proven valve in special steel with a long service life and suitable for a high  switching rate. Solenoid with IP67 moisture protection, electr. terminal box with cable entry M20x1.5 , 4x90°.