一、产品概述: D、DG型泵系卧式、单吸多级、分段式离心泵。供输送清水或物理化学性质类似于水的其它液体之用,也可以通过改变泵过流部件材质、密封形式和增加冷却系统用于输送热水、油类、腐蚀性或含磨粒的介质。产品执行JB/T1051-93《多级清水离心泵型式与基本参数》标准。具有**、性能范围广、运行*平稳、噪音低、寿命长、安装维修方便等特点。 二、适用范围: 适用于工业和城市给排水、高层建筑增压供水,园林喷灌、消防增压、远距离送水、采暖、浴室等冷暖水循环增压及设备配套等,尤其适用于小型锅炉给水。 三、型号意义: D(DG)6 - 25×4 D –分段式给水离心泵 G –锅炉泵 6 –设计流量(m3/h) 25 –单级扬程(m) 4 –级数 四、技术参数: 流量:6.3-450m3/h; 扬程:69-684m; 功率:5.5-450Kw; 转速:2950r/min; 口径:40-150mm; 温度范围:≤130℃。 D、DG型卧式多级离心泵性能参数: 型号转速 n (r/min) 流量 Q扬程 H (m)效率 η (%)功率(KW)必需汽蚀余量 (NPSH)r (m)立方米/时L/S辅功率 Pa电机 功率 D 6-25 ×3 DG29503.751.0476.5332.375.52.0 6.31.7575452.362.07.52.0873.5473.192.5 D 6-25 ×4 DG29503.751.04102333.167.52.0 6.31.75100453.812.07.52.0898474.262.5 D 6-25 ×5 DG29503.751.04127.5333.957.52.0 6.31.75125454.772.07.52.08122.5475.322.5 D 6-25 ×6 DG29503.751.04153334.37112.0 6.31.75150455.722.07.52.08147476.392.5 D 6-25 ×7 DG29503.751.04178.5335.52112.0 6.31.75175456.672.07.52.08171.5477.452.5 D 6-25 ×8 DG29503.751.04204336.31152.0 6.31.75200457.632.07.52.08196478.522.5 D 6-25 ×9 DG29503.751.04229.5337.10152.0 6.31.75225458.582.07.52.08220.5479.582.5 D 6-25 ×10 DG29503.751.04255337.8918.52.0 6.31.75250459.532.07.52.082454710.652.5 D 6-25 ×11 DG29503.751.04280.5338.6818.52.0 6.31.752754510.52.07.52.08269.54711.712.5 D 6-25 ×12 DG29503.751.04306339.4718.52.0 6.31.753004511.442.07.52.082944712.782.5型号转速 n (r/min) 流量 Q扬程 H (m)效率 η (%)功率(KW)必需汽蚀余量 (NPSH)r (m)立方米/时L/S辅功率 Pa电机 功率 D 12-25 ×3 DG29507.52.0884.6443.937.52.0 12.53.4775544.732.015.04.1769535.322.5 D 12-25 ×4 DG29507.52.08112.8445.24112.0 12.53.47100546.302.015.04.1792537.092.5 D 12-25 ×5 DG29507.52.08141446.55112.0 12.53.47125547.882.015.04.17115538.862.5 D 12-25 ×6 DG29507.52.08169.2447.85152.0 12.53.47150549.462.015.04.171385310.642.5 D 12-25 ×7 DG29507.52.08197.4449.16152.0 12.53.471755411.02.015.04.17615312.412.5 D 12-25 ×8 DG29507.52.08225.64410.4718.52.0 12.53.472005412.612.015.04.171845314.182.5 D 12-25 ×9 DG29507.52.08253.84415.9518.52.0 12.53.472255413.092.015.04.172075315.762.5 D 12-25×10 DG29507.52.082824417.73222.0 12.53.472505414.42.015.04.172305317.732.5 D 12-25×11 DG29507.52.08310.24414.4222.0 12.53.472755417.342.015.04.172535319.52.5 D 12-25×12 DG29507.52.08338.44415.7302.0 12.53.473005418.92.015.04.172765321.32.5型号转速 n (r/min) 流量 Q扬程 H (m)效率 η (%)功率(KW)必需汽蚀余量 (NPSH)r (m) 立方米/时L/S辅功率 Pa电机 功率 D 25-30×3 DG2950154.17102508.33152.2 256.9490629.882.2308.3382.56310.72.6 D 25-30×4 DG2950154.171365011.1118.52.2 256.941206213.12.2308.331106314.262.6 D 25-30×5 DG2950154.171705013.89222.2 256.941506216.472.2308.33137.56317.832.6 D 25-30×6 DG2950154.172045016.67302.2 256.941806219.772.2308.331656321.42.6 D 25-30×7 DG2950154.172385019.44302.2 256.942106223.12.2308.33192.56324.962.6 D 25-30×8 DG2950154.172725022.22372.2 256.942406226.42.2308.332206328.532.6 D 25-30×9 DG2950154.173065025.0372.2 256.942076229.652.2308.33247.56332.12.6 D 25-30×10 DG2950154.173405027.8452.2 256.943006232.92.2308.332756335.72.6型号转速 n (r/min) 流量 Q扬程 H (m)效率 η (%)功率(KW)必需汽蚀余量 (NPSH)r (m)) 立方米/时L/S辅功率 Pa电机 功率 D 25-50×3 DG2950154.16154.544154.5302.4 256.94150541502.7287.78144541442.8 D 25-50×4 DG2950154.1620644206302.4 256.94200542002.7287.78192541922.8 D 25-50×5 DG2950154.16157.544257.5372.4 256.94250542502.7287.78240542402.8 D 25-50×6 DG2950154.1630944309452.4 256.94300543002.7287.78288542882.8 D 25-50×7 DG2950154.16360.544360.5552.4 256.94350543502.7287.78336543362.8 D 25-50×8 DG2950154.1641244412752.4 256.94400544002.7287.78384543842.8 D 25-50×9 DG2950154.16463.544463.5752.4 256.94450544502.7287.78432544322.8 D 25-50×10 DG2950154.1651544515752.4 256.94500545002.7287.78480544802.8 D 25-50×11 DG2950154.1656644566902.4 256.94550545502.7287.78528545282.8 D 25-50×12 DG2950154.16618446181002.4 256.94600546002.7287.78576545762.8 规格 : D DG85-45X2,X3,X4,X5,X6,X7,X8,X9 ; 功率 : 75(kw) ; 电压 : 380(V) ; 级数 : 多级 ; 结构原理 : 喷射泵 ; 排出口径 : 100(mm) ; 吸入口径 : 100(mm) ; 汽蚀余量 : 4.2(m) ; 扬程 : 180(m) ; 叶轮数目 : 4 ; 流量 : 85(m3/h) ; 叶轮吸入方式 : 单吸式 ; 叶轮结构 : 封闭式叶轮 ; 泵轴位置 : 卧式 ; 输送介质 : 清水泵 ; 驱动方式 : 电动 ; 用途 : 增压泵 ; 性能 : ** ; 材质 : 铸铁 ; 型号 : D DG85-45X4 ; ** : 康瑞 ;
