S-220C地弹簧
技术资料 Technical data
- 1. 本产品经过30万次开关测试，经国家技术监督部门检定，品质稳定运转正常，符合QS/T2697-2005技术标准。
All floor springs h**e passed many opening and closing tests,meeting asfe appli**ion standards.
- 2. 内置减压阀，防止因外来强压或强风状态下闭门而造成地弹簧损坏或漏油。
Built-in pressure relief va**e to protect the unit against any abuse from strong pressure or strong wind when closing the door.
- 3. 机体采用**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 fle**ble operation lf mechanical parts at different temperatures.
- 4. 门开启角度高达116度方向选择。
Door openning angel at 116°at your option
- 5. 可选用90度有止动装置或无止动装置
90°S** dev** or non-s** dev** at your option
- 6. 116度至0度单个闭门速度调控阀，以配合不同闭门效果。
With single closing speed adjusting va**es at 116°～0°to match different closing purposes
- 7. 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 desig** is suitable for openning doors with left/right hand and single/double opening,accessories are **ailable for each means
- 8. 特设可调式上枢轴，安装简易，调整方便、。
Adjustable a**s is desig** to install and adjust easily& precisely