该产品已获国家专利，专利号：200720089808.7 200730100657.6
本产品系统通过冷冻机使槽内的液体降温，再通过循环泵进行外循环，以对旋转蒸发仪，反应槽。各种机械装置的发热部件实施冷却的冷却循环装置。
低温冷却液循环泵技术参数
| 规格型号 | 制冷性能 | 循环性能 | 控温性能 | 工作条件 | 外型尺寸 |
| 储液 容积 | 空载最低温度 | 制冷量 | 流量 Q | 扬程 H | 调温范围 | 恒温精度 | 电源 | 环境 | 长 L | 宽 W | 高 H |
| 温度 | 湿度 |
| (L) | (℃) | (W) | (L/min) | (m) | (℃) | (℃) | (V/HZ) | (℃) | (mm) | (mm) | (mm) |
| DLSB-5/10 | 5 | -12 | 1213－290 | 35 L/min | 4-6m | -10 | ±2 | 220/50HZ | 25 | (60-80)% 通风 | 520 | 350 | 720 |
| DLSB-5/20 | 5 | -23 | 1248－319 | -20 | ±2 | 220/50HZ | 25 | 520 | 350 | 720 |
| DLSB-5/25 | 5 | -26 | 1314－447 | -25 | ±2 | 220/50HZ | 25 | 520 | 350 | 720 |
| DLSB-5/30 | 5 | -32 | 1375－450 | -30 | ±2 | 220/50HZ | 25 | 520 | 350 | 720 |
| DLSB-5/40 | 5 | -40 | 1420－462 | -40 | ±2 | 220/50HZ | 25 | 520 | 350 | 720 |
| DLSB-5/60 | 5 | -63 | 1910－230 | -60 | ±2 | 220/50HZ | 25 | 430 | 350 | 960 |
| DLSB-5/80 | 5 | -83 | 1938－200 | -80 | ±2 | 220/50HZ | 25 | 430 | 350 | 960 |
| DLSB-5/120 | 5 | -120 | 2365－180 | -120 | ±2 | 220/50HZ | 25 | 540 | 450 | 1020 |
| DLSB-10/10 | 10 | -12 | 1825－820 | -10 | ±2 | 220/50HZ | 25 | 580 | 450 | 730 |
| DLSB-10/20 | 10 | -23 | 2100－780 | -20 | ±2 | 220/50HZ | 25 | 580 | 450 | 730 |
| DLSB-10/25 | 10 | -26 | 2170－780 | -25 | ±2 | 220/50HZ | 25 | 580 | 450 | 730 |
| DLSB-10/30 | 10 | -32 | 2436－820 | -30 | ±2 | 220/50HZ | 25 | 580 | 450 | 730 |
| DLSB-10/40 | 10 | -40 | 2548－980 | -40 | ±2 | 220/50HZ | 25 | 580 | 450 | 730 |
| DLSB-10/60 | 10 | -63 | 2732－310 | -60 | ±2 | 220/50HZ | 25 | 720 | 650 | 900 |
| DLSB-10/80 | 10 | -83 | 2900－230 | -80 | ±2 | 220/50HZ | 25 | 720 | 650 | 900 |
| DLSB-10/120 | 10 | -120 | 2982－200 | -120 | ±2 | 220/50HZ | 25 | 940 | 710 | 900 |
| DLSB-20/20 | 20 | -23 | 3126－950 | -20 | ±2 | 380/50HZ | 25 | 630 | 520 | 1000 |
| DLSB-20/30 | 20 | -32 | 3237－1023 | -30 | ±2 | 380/50HZ | 25 | 630 | 520 | 1000 |
| DLSB-20/40 | 20 | -40 | 3635－980 | -40 | ±2 | 380/50HZ | 25 | 630 | 520 | 1000 |
| DLSB-20/60 | 20 | -63 | 4120－510 | -60 | ±2 | 380/50HZ | 25 | 940 | 710 | 1010 |
| DLSB-20/80 | 20 | -83 | 4530－360 | -80 | ±2 | 380/50HZ | 25 | 940 | 710 | 1010 |
| DLSB-20/120 | 20 | -120 | 4889－270 | -120 | ±2 | 380/50HZ | 25 | 1000 | 800 | 900 |
| DLSB-30/20 | 30 | -23 | 3780－1150 | -20 | ±2 | 380/50HZ | 25 | 940 | 7100 | 1010 |
| DLSB-30/30 | 30 | -32 | 3960－1200 | -30 | ±2 | 380/50HZ | 25 | 940 | 7100 | 1010 |
| DLSB-30/40 | 30 | -40 | 4080－1270 | -40 | ±2 | 380/50HZ | 25 | 940 | 7100 | 1010 |
| DLSB-30/60 | 30 | -63 | 4330－680 | -60 | ±2 | 380/50HZ | 25 | 1030 | 810 | 1020 |
| DLSB-30/80 | 30 | -83 | 4679－422 | -80 | ±2 | 380/50HZ | 25 | 1030 | 810 | 1020 |
| DLSB-30/120 | 30 | -120 | 4968－330 | -120 | ±2 | 380/50HZ | 25 | 760 | 610 | 1030 |
| DLSB-40/20 | 40 | -23 | 4322－1280 | 70 L/min | 6-8m | -20 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-40/30 | 40 | -32 | 4390－1300 | -30 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-40/40 | 40 | -40 | 4510－1320 | -40 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-40/60 | 40 | -63 | 4690－980 | -60 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-40/80 | 40 | -83 | 4830－510 | -80 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-40/120 | 40 | -120 | 5120－450 | -80 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-50/20 | 50 | -23 | 8550－2170 | -10 | ±2 | 380/50HZ | 25 | 760 | 610 | 1030 |
| DLSB-50/30 | 50 | -32 | 8930－2280 | -20 | ±2 | 380/50HZ | 25 | 760 | 610 | 1030 |
| DLSB-50/40 | 50 | -40 | 10256－2300 | -30 | ±2 | 380/50HZ | 25 | 760 | 610 | 1030 |
| DLSB-50/60 | 50 | -63 | 10570－1600 | -40 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-50/80 | 50 | -83 | 11200－1480 | -80 | ±2 | 380/50HZ | 25 | 1030 | 860 | 1030 |
| DLSB-50/120 | 50 | -120 | 11290－1260 | -120 | ±2 | 380/50HZ | 25 | 1130 | 840 | 1120 |
| DLSB-80/20 | 80 | -23 | 9738－2626 | 70 L/min | 6-8m | -20 | ±2 | 380/50HZ | 25 | 1000 | 800 | 1100 |
| DLSB-80/30 | 80 | -32 | 9820－2820 | -30 | ±2 | 380/50HZ | 25 | 1000 | 800 | 1100 |
| DLSB-80/40 | 80 | -40 | 10860－2830 | -40 | ±2 | 380/50HZ | 25 | 1000 | 800 | 1100 |
| DLSB-80/60 | 80 | -63 | 11380－2100 | -60 | ±2 | 380/50HZ | 25 | 1220 | 830 | 1350 |
| DLSB-80/80 | 80 | -83 | 11670－1800 | -80 | ±2 | 380/50HZ | 25 | 1220 | 830 | 1350 |
| DLSB-80/120 | 80 | -120 | 11880－1200 | -120 | ±2 | 380/50HZ | 25 | 1200 | 110 | 1300 |
| DLSB-100/20 | 100 | -23 | 11245－2821 | -20 | ±2 | 380/50HZ | 25 | 1100 | 900 | 1100 |
| DLSB-100/30 | 100 | -32 | 11380－3012 | -30 | ±2 | 380/50HZ | 25 | 1100 | 900 | 1100 |
| DLSB-100/40 | 100 | -40 | 11520－3160 | -40 | ±2 | 380/50HZ | 25 | 1100 | 900 | 1100 |
| DLSB-100/60 | 100 | -63 | 12300－2627 | -60 | ±2 | 380/50HZ | 25 | 1200 | 1100 | 1350 |
| DLSB-100/80 | 100 | -83 | 12630－2160 | -80 | ±2 | 380/50HZ | 25 | 1200 | 1100 | 1350 |
| DLSB-100/120 | 100 | -120 | 13760－1350 | -120 | ±2 | 380/50HZ | 25 | 1460 | 1200 | 1350 |
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