Explosion-proof junction box price wholesale / aluminum explosion-proof junction box specializing in the production of home

Explosion-proof junction box price wholesale / aluminum explosion-proof junction box specializing in the production of home 1 1.1 Purpose and working conditions, use BHD series of explosion-proof junction box (hereinafter referred to as the junction box) for Class II, A grade, B grade , C level and below T6 group level, group explosive gas mixture containing hazardous locations, in Inlet thread G15-G80 connected by electrical cables through the branch. 1.2 Working conditions a. Altitude less than 2000m; b. The ambient air temperature not higher than + 40 ℃, not lower than -20 ℃; c. Air relative humidity less than 90% (+ 20 ℃); d. No significant shake and severe shock and vibration place; 2, structure and characteristics 2.1 Model meaning B HC - □ □ Inlet thread structure code-proof junction box 2. 2 Architectural Overview a. Junction box in accordance with GB3836.1 ~ 3 for explosive gas atmospheres electrical equipment General requirements; standard provisions of Part III increased safety "e" design and manufacturing, testing agencies designated by the state inspection, issued the certificate; b. Junction box is cast by the ZL102 shell, for adjustable be special, housing and lid with a rubber ring seal, using bolt for water; c. Imported thread into the junction box by G15, G20, G25, G32, G40, G50, G70, G80 eight kinds; d. Threading box by structure type is divided into A, B, C, D, E, F, G, H eight kinds. 3, shape and installation dimensions imported thread LWH G15 110 54 44 G20 130 58 48 G25 154 64 54 G32 188 84 68 G40 216 100 84 G50 260 110 96 G70 316 130 110 G80 360 150 120 4, Installation and Maintenance 4.1 Installation Check whether the data set before nameplate consistent with the actual situation; 4.2 Check for loose fasteners, if loose must be secured; 4.3 cable penetration, with steel or tighten the compression nut to ensure a good sealing waterproof performance; 5, Ordering Information shall include full threading box when ordering the complete model, name, size and number of orders: Example: BHD-G15 A-proof junction box, outlet thread of G15, straight 100.