产品名称：手控阀 3517F56-001(010)
主要用途(Application)：
　　 该手控阀用于控制具有弹簧制动的牵引车和挂车的应急制动和驻车制动，并用来仅在牵引车停车制动的作用下检查汽车列车的停坡能力。该阀的控制手柄在行车位置停车位置之间能自动回到行车位置，处于停车位置时能够锁止。 The hand control valve is used to control the towing vehicles and trailers spring actuators for the emergency or parking brake. it also can be used to check vehicle train on its capability for parking it on a slope . The handle of device returns automatically to the travelling position, if it is placed to position between travelling and parking . Also it can be locked at the parking position.
技术参数(Technical features)：
1、最大工作压力 1000kPa 2、工作介质 压缩空气 3、温度范围 -40℃~+80℃ 4、额定工作气压 800+500kPa 1 .Max.operating pressure 1000kPa 2. Permissible medium air 3. Temperature range -40℃~+80℃ 4. Operating pressure 800+500kPa
适用车型(Applicable Type of Vehicles)：
　　 EQ1135F19D等各种气制动的车型
工作原理：
　　
产品工作原理图 ：