凌尔地弹簧 LD-730技术资料 Technical data
1、内置减压阀，防止因外来强压或强风状态下闭门而成造地弹簧损坏或漏油。
Built-in pressure relief valve to protect the unit against any abuse from strong pressure or strong wind when closing the door.
2、机体采用优质防冻液压油，确保在不同温度下机件运转平稳、灵活。
Filled with high quality anti-icing hydraulic oil,ensuring smooth and flexible operation of mechanical parts at different temperatures.
3、门开启角度高达130度方向选择。
Door openning angel at 130° at your option
4、可选用90度有止动装置或无止动装置。
90o Stop device or non-stop device at your option
5、130度至0度两个闭门速度调控阀，以配合不同闭门效果。
With double closing speed adjusting valves at 130°~0°to match different closing purposes
6、通用型设计，适合左右手及单双开启门扇，各使用方式均备有完整配件。
General designed is suitable for openning doors with left/right hand and single/double opening,accessories are available for each means
7、特设可调式与不可调式上枢轴，安装简易，调整方便、精确。
Adjustable and unadjustable axis is designed to install and adjust easily & precisely