Add pressure relief protection device Mountain application Suitable for important oil immersed transformers, on load tap changers, and other related electrical equipment, providing maximum safety and environmental protection. ☆ Characteristics ·Maximum flow rate, suitable for rapid release of overpressure ·The standard integral guide hood has an 8-inch diameter discharge port, achieves maximum flow rate, and controls the emission of hot oil and gas ·Using corrosion-resistant stainless steel guide cover, casing, and operating valve Yi Option ·Operating pressure, sealing ring material, indicator type ·Equipped with up to 2 manual or automatic reset alarm control switches (single pole double throw or double pole double throw C-type contacts, high DC contacts, and low current explosion-proof gold contacts) ·Electrical connection method ·Exhaust system