比泽尔压缩机使用使用指南.doc

应用手册 Applications Manual 半封闭整体式螺杆压缩机 Semi-hermetic Compact Screws CSH65 .. CSH95 CSH65 .. CSH95 SH-170-3-CN 目 录 页码 Contents Page 1.特色 3 1 The special highlights 3 2.设计和功能 5 2 Design and functions 5 2.1 设计特点 5 2.1 Design features 5 2.2 压缩过程Vi控制 2.3 能调控制和卸载启动 8 9 2.2 Compression process V i-control 2.3 Capacity control and start unloading 8 9 2.4 液压控制 11 2.4 Hydraulic control 11 2.5 压缩机启动 11 2.5 Starting the compressor 11 2.6 无级能量调节 11 2.6 in?nite capacity control 11 2.7 4级能量调节 15 2.7 4-step capacity control 15 2.8 油循环 15 2.8 Oil circulation 15 3.润滑油 17 3 Lubricants 17 4.制冷回路中的安装 18 4 Integration into the refrigeration circuit 18 4.1 压缩机的安装 18 4.1 Mounting the compressor 18 4.2 系统布置 19 4.2 System layout 19 4.3 压缩机和机组的安全运行 23 4.3 Safe operation of compressor and plant 23 5.直接喷液附加冷却 26 5 Additional cooling by means of direct liq- 26 uid injection (LI) 5.1 LI喷嘴喷液冷却 26 5.1 LI withintegral LI nozzle 26 5.2 喷液阀喷液冷却 29 5.2 LI valve 29 6.外置油冷附加冷却 32 6 Additional cooling by means of external 32 oil cooler 7.经济器运行（ECO） 37 7 Economiser operation (ECO) 37 7.1 概 述 37 7.1 General 37 7.2 工作原理 37 7.2 Operation principle 37 7.3 带过冷循环的ECO运行 38 7.3 ECO operation with subcooling circuit 38 7.4 带中间压力储液器的ECO 39 7.4 ECO operation with intermediate pressure 39 运 行 receiver 7.5 ECO回气管路消声音器 39 7.5 Pulsation muf?er in ECO suction line 39 7.6 管路布置 40 7.6 Pipe layout 40 7.7 附 件 41 7.7 Additional components 41 7.8 控 制 42 7.8 Control 42 7.9 带喷液冷却的ECO运行 42 7.9 ECO operation with liquid injection 42 8.电气连接 44 8 Electrical connection 44 8.1 电机设计 44 8.1 Motor design 44 8.2 压缩机保护装置 46 8.2 Compr. protection device 46 8.3 电器盒 49 8.3 Terminal box 49 8.4 电气元件选择 52 8.4 Selection of electrical components 52 8.5 接线示意图 55 8.5 Schematic wiring diagrams 55 9.产品概要 63 9 Program survey 63 10.技术参数 11.应用范围 64 66 10 Technical data 11 Application limits 64 66 12.性能数据/软件 68 12 Performance data/Software 68 12.1 选择压缩机 69 12.1 Select the compressor 69