WD-2A国际船用电笛 440v/380v胜也1电笛 船检CCS 顺丰包邮
销售***：18796595908同微信
***：2962048170徐经理
WD-2A电笛，是广泛用于各类船舶的声号器具。它由电机直接带动活塞，对空气进行压缩和推动，发出声响。相比较传统汽笛，省去压缩空气贮气罐、压缩空气的输送管道，使得安装及使用大大方便于传统汽笛，它仅需由配电箱供电即可工作。
WD-2A electric whistle, is widely used in various types of ship sound signal device. The utility model is driven by a motor to directly drive the piston, and the air is compressed and pushed. Compared with the traditional whistle, the utility model can s***e the compressed air storage tank and the compressed air conveying pipeline, and the installation and the use of the utility model are greatly convenient for the traditional whistle.
主要技术参数：
Main technical parameters:
电机：
Electric machinery：
工作电压A***40V
Operating voltage A***40V
电源频率50/60Hz
Power frequency 50/60Hz
额定功率4KW
Rated power 4KW
暂载率10%
Temporary loading rate 10%
声响：
Sound:
1/3倍频带声压级≥138dB
1/3oct***e band sound pressure level: ≥138dB
中心频率160Hz
Center frequency 160Hz
可听距离1.5海里
Audible range 1.5 nautical miles
重量:110kg