久久久久99精品成人,黑丝美女后入视频在线观看,97人妻caopom真相,av免费观看在线网址,国产精品中出av高潮,国产成人精品久久久久久久,久久中文字幕人妻在线,出差被上司持续中出在线播放,中文字幕久久一区日韩

YFB Series electric motor is full-enclosed self-cooled squirrel cage three phase asynchronous motor which pole can be designed as 4P~16P. Normal voltage 380V and frequency 50HZ can be also custom-made. Working temperature:-40-75℃, altitude: less than 1000M, insulation grade: F/temperature rise B, protection class: IP55, cooling method: IC410, duty: S1, and mounting type meets the requirements of standards IEC and DIN. This series motor is specially used for transformer fan and bears the characteristics of good waterproofness, low noise, and safe&reliable operation,etc.

YFL Series（Center height H80-355mm,power range 0.55-375KW）electric motor is full-enclosed self-cooled squirrel cage three phase asynchronous motor which pole can be designed as 2P~16P. Normal voltage 380V and frequency 50HZ can be also custom-made. Working temperature:-15-40℃, altitude: less than 1000M, insulation grade: F/temperature rise B, protection class: IP55, cooling method: IC410, duty: S1, and mounting type meets the requirements of standards IEC and DIN. This series motor is specially used for cooling fan and bears the characteristics of good waterproofness, low noise, easy for installation and low air resistance,etc. It is widely applied in sever environment for cooling tower fan, evaporative cooling fan and so on.

YFL Series electric motor is full-enclosed self-cooled squirrel cage three phase asynchronous motor which casing is without heat fin. Normal voltage 380V and frequency 50HZ can be also custom-made. Working temperature:-40-40℃, altitude: less than 1000M, insulation grade: F/temperature rise B, protection class: IP55, cooling method: IC410 and duty: S1.This series motor is specially used for cold storage fan and bears the characteristics of good waterproofness and fine low temperature resistance.

The YE3 series, YE4 series, and YE5 series (center height H80-355mm, 0.55-375KW) motors are fully enclosed, self fan air-cooled squirrel cage three-phase asynchronous motors, with energy efficiency consistent with IE3, IE4, and IE5 of IEC60034-30. The general voltage is 380V and the frequency is 50HZ, but it can also be customized according to customer requirements. Working environment -15-40 ℃, altitude not exceeding 1000M, insulation level F (B-level assessment), protection level IP55, cooling method IC411, working system S1, installation method in accordance with IEC and DIN standards. The energy efficiency series motor is a general-purpose motor suitable for driving various mechanical equipment without special requirements. The YE3 series motors meet the GB18613-2020 energy efficiency limit level 3 energy efficiency, the YE4 series motors meet the GB18613-2020 energy efficiency limit level 2 energy efficiency, and the YE5 series motors meet the GB18613-2020 energy efficiency limit level 1 energy efficiency.

BP Series motor used for oil pump of transformer fan is full-enclosed self cooled squirrel cage three phase induction motor which casing is without heat fin. Normal voltage 380V and frequency 50HZ can be also custom-made. This series electric motor is specially used for the oil pump of the transformer fan and is required to be totally immersed in the transformer oil. It bears the characteristics of good transformer oil resistance and reliable performance.