aluminum alloy explosion proof terminal box 1 Ex d II CT5 2 For zone 1, 2,21,22 3 IP55 4 Aluminum-alloyTerminal/junction box without hole on lidone entry on top side(cable diameter: Φ7~9mm/Φ8~12mm/Φ11~17mm)one entry on left side and one entry on right side(cable diameter:Φ7~9mm/Φ8~12mm/11~17mm)one entry on right side, one entry on top side and one entry on bottom(cable diameter:Φ7~9mm/Φ8~12mm/11~ ...