Summary: the main use of Ed flameproof power hydraulic propeller is to be used as the driving device of the power hydraulic block brake. It can also carry out the rapid movement of reciprocating, circular and propeller through leveraged machinery. It is commonly used in lifting, transportation, metallurgy, mine, port, building and other industries. The flameproof performance is in accordance with the regulations of GB3836.2-83 "explosion-proof electrical set so" and "d" for explosion-proof electrical setting. The explosion proof is marked as "d|" "d||BT4". It is used in coal mine and ||A, ||B, B grade, respectively as T1 T4 group gas dice or steam and air. A physical place. Conditions of use: 1. The altitude is not higher than 1000M. 2, the environment temperature: -20 degrees C degrees C+40. 3. The maximum monthly relative maximum temperature at the installation site is not more than 90%. 4. The pollution level of the surrounding environment is allowed to be level 3. 5, the power supply is three-phase AC: 127V, 220V, 380V, 660V, 1140V/50HZ (60HZ).