英语翻译Valve design is required for control of water flow to fire protection deluge system and shall be listed in 'special systems water control valve class 1 (VLFT).Provide MTRs AND Cers for main body casting and Hytrotest and Seat leak test re

英语翻译
Valve design is required for control of water flow to fire protection deluge system and shall be listed in 'special systems water control valve class 1 (VLFT).Provide MTRs AND Cers for main body casting and Hytrotest and Seat leak test report .3rd party certification required ;ABS,LLOYDS OR DNV;
Pilot Control shall be prepiped and tested prior to shipment;Piped Solenoid valve shall be NAME 4X Construction minimum&suitable for class 1 division 2 ,Group D area .Solenoid valve coil shall be 24 VDC ,Upstream water connection to pilot control shall be fitted with Monel strainer ;Provide manual valve piped to common drain for local main opening Auto Operation; Main Valve is maintained in a closed position by means of system water pressure.Pilot control (345 kpa-g Instrument Air) will be actuated to vent with 24V Volts to the solenoid valve coil or Venting external 345 kpa-g(50PSIG) air supply from buyers local fusible link flame detection device
flame detection device .Vented pilot valve hydraulically relieves the
bonnet/diaphragm pressure to open the deluge valve
Local manual reset pilot model CMDL;Furnish normally open pilot with reset handle.Pilot shall vent air from deluge ratio control diaphragm to open Main Deluge when ext.fire loop press .reduce to 137psi-g(20psig).Reset handle when >205kpa-g(30 psig) or greater翻译之后给50分,

阀门的设计是需要水的流向消防喷水灭火系统的控制,并应在特殊系统的水控制阀类上市1（VLFT）.中期审查和提供的主体,铸造和Hytrotest和座椅泄漏测试报告0.3第三方认证的CER要求; ABS的,劳埃德或挪威船级社;
先导控制应prepiped和测试之前装运;管道电磁阀的名字必4倍建设最低和1类第2分部合适,D组区域电磁阀线圈应为24伏直流电,上游水连接先导控制应当与蒙乃尔过滤器.;提供手动阀门管道输送到当地的主要开放汽车运行中常见流失;主阀是由水pressure.Pilot系统控制手段（345千帕,克仪表风）在一个封闭的地位将与24V的驱动电压来发泄的电磁阀线圈或排放来自买家的外部345千帕,克（50PSIG）空气供应本地熔线火焰检测装置
火焰检测装置.液压先导阀排气解除
帽子/隔膜压力打开雨淋阀
就地手动复位试点模式CMDL;常开装饰带复位handle.Pilot驾驶员应排出洪水比控制膜片气开大洪水时,主回路按ext.fire减少到137psi -克（20psig）复位处理时-> 205kpa.克（30 psig）的或更大的