欧美伦理久久久久精品,精品国产乱码久久久久久蜜臀,99久热在线精品99,久久综合九色综合本道,久久aa黄色aa网站,久久国产精品一二三四,久久久久久久久久久大尺度,久久99精品九九九久久婷婷,av中亚一区二区三区久久

DWBDR...C Series Ex convection heater is designed and manufactured to provide a rugged,corrosion-resistant heat source for areas where volatile flammable liquids, gases or vapors are present.
All our heaters are designed and manufactured according to customer's requirements and operating conditions. The material for the electrical connection box is carbon steel painted or stainless steel. Heating elements material is stainless steel.
A high thermal efficiency is achieved by a specific surface load Pa which is optimized according to the operating conditions. The temperature monitoring to the protection of the heater and compliance with the temperature class are carried out by means of temperature sensors, adjusted to the heating elements, and electro-mechanical switches or electronic monitoring equipment.