How long is the emergency response time of the LED double proof emergency lamp?
The explosion rating is divided into Exd, IICT6 and Exd II BT6 levels. Grades are related to gases. For example, when hydrogen is in the plant, use Exd, II, CT6. Explosion proof double head emergency lamp, each manufacturer's pricing is different. Basically between 120-180. This is IIB class. Prices are high at the IIC level.
The power is usually 2*3W. Manufacturers of explosion-proof lamps, Zhejiang, Yueqing more.
The emergency response time is usually 90 minutes. The general factory has a generator. A power failure will generate electricity. The emergency time should be enough for 90 minutes.