Delivery of APP24 High Pressure Seawater Desalination Pump
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CR4
Type: Vertical Multistage Pump in Series
Pump No.: 2 sets
Fluid: Fresh Water & Sea Water
Application: RO System/ High Pressure Water Supply
Q(@50Hz, 2900r/min): 1.5 ~ 7.0 m³/h
Hmax(@50Hz, 2900r/min): 413 m
Description
CR4 vertical multistage pump in series is 2 sets multistage centrifugal pump with rated capacity 4 m³/h to achieve max. high pressure 413m. CR vertical multistage pumps in series is specially designed for Reverse Osmosis system and high pressure water supply system.
1. Model Key
CR4-140+220
- CR – Industrial pump code
- 4 – Pump rated capacity is 4 m³/h
- 140 – Number of impellers of Jockey Pump is 14
- 220 – Number of impellers of High Pressure Pump is 22
2. Construction and Material:
| Part No. | Name | Material |
| 1 | Motor | / |
| 2 | Pump Head | QT500/SUS304、316、2205 |
| 3 | Seal Cover | QT500/SUS304、316、2205 |
| 4 | Mechanical Seal | TC-CA/ TC-TC |
| 5 | Top Diffuser | SUS304、316、2205 |
| 6 | Diffuser | SUS304、316、2205 |
| 7 | Support Diffuser | SUS304、316、2205 |
| 8 | Coupling | QT500 |
| 9 | Impeller | SUS304、316、2205 |
| 10 | Cylinder | SUS304、316、2205 |
| 11 | Shaft | SUS304、316、2205 |
| 12 | Bearing | TC |
| 13 | Inducer | SUS304、316、2205 |
| 14 | Pump Base | QT500/SUS304、316、2205 |
| 15 | Base Plate | QT500 |
3. Technical Date:
@ 50Hz, 2900r/min
| Model | Motor（kW） | Q (m³/h) | 1.5 | 2 | 3 | 4 | 5 | 6 | 7 |
| CR4-20+220 | 0.37+4.0 | H (m) | 221 | 215 | 205 | 190 | 170 | 144 | 111 |
| CR4-30+220 | 0.55+4.0 | 230 | 224 | 214 | 199 | 177 | 152 | 116 | |
| CR4-40+220 | 0.75+4.0 | 240 | 233 | 222 | 207 | 184 | 158 | 122 | |
| CR4-50+220 | 1.1+4.0 | 249 | 242 | 231 | 215 | 191 | 165 | 126 | |
| CR4-60+220 | 1.1+4.0 | 258 | 251 | 240 | 223 | 198 | 171 | 131 | |
| CR4-70+220 | 1.5+4.0 | 268 | 260 | 249 | 231 | 205 | 177 | 136 | |
| CR4-80+220 | 1.5+4.0 | 276 | 269 | 258 | 239 | 212 | 184 | 141 | |
| CR4-100+220 | 2.2+4.0 | 298 | 287 | 275 | 256 | 228 | 196 | 151 | |
| CR4-120+220 | 2.2+4.0 | 316 | 305 | 292 | 270 | 242 | 209 | 161 | |
| CR4-140+220 | 3.0+4.0 | 338 | 323 | 310 | 287 | 258 | 223 | 171 | |
| CR4-160+220 | 3.0+4.0 | 354 | 341 | 328 | 304 | 272 | 235 | 181 | |
| CR4-190+220 | 4.0+4.0 | 385 | 368 | 356 | 328 | 294 | 256 | 196 | |
| CR4-220+220 | 4.0+4.0 | 413 | 397 | 380 | 353 | 317 | 272 | 211 |
4. Dimensions and Weight:
@ 50Hz, 2900r/min
| Model | Size（mm) | Weight | ||||
| Bl | B2 | B1＋B2 | D1 | D2 | (kg) | |
| CR4-20+220 | 276 | 239 | 515 | 148 | 117 | 94 |
| CR4-30+220 | 303 | 239 | 542 | 148 | 117 | 95 |
| CR4-40+220 | 340 | 280 | 620 | 170 | 142 | 98 |
| CR4-50+220 | 367 | 280 | 647 | 170 | 142 | 100 |
| CR4-60+220 | 394 | 280 | 674 | 170 | 142 | 100 |
| CR4-70+220 | 431 | 333 | 764 | 190 | 155 | 106 |
| CR4-80+220 | 458 | 333 | 791 | 190 | 155 | 106 |
| CR4-100+220 | 512 | 333 | 845 | 190 | 155 | 110 |
| CR4-120+220 | 566 | 333 | 899 | 190 | 155 | 111 |
| CR4-140+220 | 630 | 348 | 978 | 197 | 165 | 119 |
| CR4-160+220 | 684 | 348 | 1032 | 197 | 165 | 121 |
| CR4-190+220 | 765 | 382 | 1147 | 230 | 188 | 130 |
| CR4-220+220 | 846 | 382 | 1228 | 230 | 188 | 132 |
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