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QDL Multistage Centrifugal Pump/ Multistage Pump

Reference image. Final construction follows the confirmed model and quotation.

Centrifugal & Pipeline Pumps

QDL Multistage Centrifugal Pump/ Multistage Pump

Model: QDL

QDL Multistage Centrifugal Pump/ Multistage Pump is designed for clean-water transfer, pressure boosting, circulation and general industrial service. DFIN Pump provides model verification, material selection and technical support based on the actual duty point.

TECHNICAL DATA

Specifications, performance and construction

Confirm the final operating point, materials, motor and connection standard before ordering.

Product Overview

QDL Multistage Centrifugal Pump/ Multistage Pump is an industrial centrifugal pump selected for clean-water transfer, pressure boosting, circulation and general industrial service. The final configuration should be verified against the actual liquid, duty point, temperature, installation and power supply.

Typical Applications

Clean-water transfer, pressure boosting, circulation and general industrial service.

Design Features

  • Compact hydraulic design
  • Stable flow with low vibration
  • Multiple materials and motor options
  • Model and material selection supported by DFIN Pump engineers

Extracted Operating Data

  • ：-15℃ +120℃ ： +40℃ ： NPSH + 0.5

Values are reference data from the authorized source catalog. Confirm the selected model before ordering.

Technical Performance Data

Model Append Motor (kw) Q(m3/h) 0.8 1.2 1.6 2.0 2.4 3.0 3.4
CDLF2-2 0.37 H(m) 18.5 17 16 15 13.3 11 8.5
CDLF2-3 0.37 28 26 24 22 20 16.5 13
CDLF2-4 0.55 37 35 33 30 26.5 22 17.5
CDLF2-5 0.55 45.5 43 40 37 33 27 21.5
CDLF2-6 0.75 54.5 52 49 45 40 33 21.5
CDLF2-7 0.75 64 61 57 52 47 38 30.5
CDLF2-9 1.1 82 78 73 67 60.5 49.5 39
CDLF2-11 1.1 100 95 89 82 73 59 47
CDLF2-13 1.5 119 114 106 98 88 71 55.5
CDLF2-15 1.5 137 130 122 112 101 82 64.5
CDLF2-17 2.2 157 149 140 128 115 94 75
CDLF2-18 2.2 166 157 148 136 122 100 80
CDLF2-20 2.2 183 174 164 151 135 110 89
CDLF2-22 2.2 200 192 180 165 149 121 98
CDLF2-24 3 219 209 197 181 164 133 107
CDLF2-26 3 239 228 214 198 179 145 116
Model Append Motor (kw) Q(m3/h) 1.5 2 3 4 5 6 7
CDLF4-2 0.37 H(m) 18.5 18 16.8 15.3 13.5 11.8 8.5
CDLF4-3 0.55 28 27.5 26 21 21 18 13.3
CDLF4-4 0.75 37.5 36.5 34.5 32 28 24.5 18.5
CDLF4-5 1.1 46.5 45.5 43 40 35.5 30.5 23.5
CDLF4-6 1.1 55.5 54.5 51.5 18 43 37.5 28.5
CDLF4-7 1.5 65 63.5 60 56 50 43 33
CDLF4-8 1.5 74 72.5 69 64 58 50 37.5
CDLF4-10 2.2 93 91 86 80 72 62 47.5
CDLF4-12 2.2 112 109 103 96 86 74 57
CDLF4-14 3 132 129 121 112 101 88 68
CDLF4-16 3 151 147 139 129 116 101 78
CDLF4-18 4 171 167 157 145 131 114 88
CDLF4-19 4 180 176 166 153 139 121 93
CDLF4-20 4 190 186 175 161 146 127 98
CDLF4-22 4 210 205 193 178 161 140 108
Model Append Motor (kw) Q(m3/h) 4 5 6 7 8 9 10 11 12
CDLF8-2 0.75 H(m) 21 20 19.5 19 18 17 16 16 12.5
CDLF8-3 1.1 31 30 29.5 28.5 27 25.5 23.5 23.5 19
CDLF8-4 1.5 42 41 39.5 38 36 34 31.5 31.5 26
CDLF8-5 2.2 53.5 52 50 48 45 42.5 39.5 39.5 32
CDLF8-6 2.2 63.5 62 60 57 54 51 48 48 39
CDLF8-8 3 85 83 80 77 73 69 64.5 64.5 52
CDLF8-10 4 106 104 101 97 92 87 81 81 65
CDLF8-12 4 127 124 121 116 111 104 97 97 78
CDLF8-14 5.5 148 145 141 136 130 122 113 113 92
CDLF8-16 5.5 170 166 162 156 148 139 130 130 106
CDLF8-18 7.5 191 187 182 175 167 157 146 146 120
CDLF8-20 7.5 212 208 202 195 186 175 163 163 135
Model Append Motor (kw) Q(m3/h) 8 9 10 11 12 13 14 15 16
CDLF12-2 1.5 H(m) 23 23 22 21 20 19 17 16 14
CDLF12-3 2.2 35 34 33 31.5 30 28 26 24 21
CDLF12-4 3 46 45 44 42 40 37 34 31 28
CDLF12-5 3 58 57 55 53 50 47 43 39 35
CDLF12-6 4 70 68 66 63 60 56 52 47 42
CDLF12-7 5.5 82 80 77 74 70 66 61 55 49
CDLF12-8 5.5 94 91 88 84 80 75 70 63 56
CDLF12-9 5.5 106 103 100 96 91 85 79 72 64
CDLF12-10 7.5 118 115 111 106 101 95 88 80 72
CDLF12-12 7.5 141 137 133 127 121 114 106 96 86
CDLF12-14 11 165 160 155 148 141 133 124 112 100
CDLF12-16 11 189 184 178 170 162 152 142 129 115
CDLF12-18 11 213 208 202 193 183 172 160 145 130
Model Append Motor (kw) Q(m3/h) 7 10 12 14 16 18 20 22
CDLF16-2 2.2 H(m) 27.5 26 25 24 22 21 19 16
CDLF16-3 3 41.5 40 38 36.5 34 32 29 25
CDLF16-4 4 55 53 51 49 46 43 38 34
CDLF16-5 5.5 69 67 65 62 58 54 48 43
CDLF16-6 5.5 83 80 78 74 70 64 58 52
CDLF16-7 7.5 97 94 91 87 82 75.5 68 61
CDLF16-8 7.5 111 108 104 99 94 86.5 78 70
CDLF16-10 11 139 135 131 125 118 108 98 87
CDLF16-12 11 167 162 157 150 141 130 117 105
CDLF16-14 15 195 190 184 175 166 152 137 122
CDLF16-16 15 223 217 210 200 189 174 157 140
Model Append Motor (kw) Q(m3/h) 9 12 14 16 18 20 22 24 26 28
CDLF20-1 1.1 H(m) 14 13 12.5 12 11 10 9 8 7 6
CDLF20-2 2.2 28 26.5 26 25 24 23 22 20 18 15
CDLF20-3 4.0 41 39.5 39 38 37 35 33 30 27 27
CDLF20-4 5.5 55 53 52 51 49 47 44 41 37 33
CDLF20-5 5.5 68 66 64 62 60 58 55 50 45 40
CDLF20-6 7.5 82 79 77 75 73 70 66 61 55 49
CDLF20-7 7.5 96 93 91 89 86 82 77 71 65 58
CDLF20-8 11 110 107 105 102 99 84 89 82 75 67
CDLF20-10 11 137 134 131 128 124 118 111 103 95 85
CDLF20-12 15 165 162 158 154 149 142 133 124 114 102
CDLF20-14 15 193 189 185 180 174 166 156 145 133 119
CDLF20-17 18.5 235 230 225 219 212 202 190 177 162 145
Model Append Motor (kw) Q(m3/h) 16 20 24 28 32 36 40
CDLF32-1-1 1.5 H(m) 14 13 12 11 9 7 4
CDLF32-1 2.2 18 17 15 14 13 11 8
CDLF32-2-2 3.0 29 28 26 23 20 16 11
CDLF32-2 4.0 36 34 32 29 27 23 18
CDLF32-3-2 5.5 47 44 41 38 33 28 21
CDLF32-3 5.5 54 51 48 44 40 35 27
CDLF32-4-2 7.5 65 62 58 53 46 40 30
CDLF32-4 7.5 72 69 65 59 53 47 37
CDLF32-5-2 11 83 79 74 68 60 52 41
CDLF32-5 11 90 86 81 74 67 59 47
CDLF32-6-2 11 101 97 90 83 74 65 51
CDLF32-6 11 108 104 97 90 81 72 57
CDLF32-7-2 15 119 114 107 98 88 78 60
CDLF32-7 15 126 121 113 105 95 85 67
CDLF32-8-2 15 136 131 123 114 102 90 71
CDLF32-8 15 144 138 130 120 109 97 77
CDLF32-9-2 18.5 154 148 140 129 117 102 82
CDLF32-9 18.5 162 156 147 136 124 109 88
CDLF32-10-2 18.5 175 166 157 146 131 115 91
CDLF32-10 18.5 182 173 164 152 138 122 98
CDLF32-11-2 22 193 184 173 164 146 128 102
CDLF32-11 22 200 191 180 168 153 135 109
CDLF32-12-2 22 211 201 189 178 160 140 113
CDLF32-12 22 218 208 196 184 167 147 120
CDLF32-130-2 30 230 218 206 193 174 153 124
CDLF32-130 30 237 225 213 200 181 160 131
CDLF32-140-2 30 247 235 222 210 189 165 135
CDLF32-140 30 255 242 229 216 196 172 142
CDLF32-150-2 30 266 253 239 224 203 178 145
CDLF32-150 30 274 260 246 231 210 185 152
CDLF32-160-2 30 284 270 255 240 218 190 156
CDLF32-160 30 292 277 262 146 225 197 163
Model Append Motor (kw) Q(m3/h) 25 30 35 40 45 50 55
CDL45-10-1 3.0 H(m) 20 19 18 17 15 13 11
CDL45-10 4.0 24 23 22 21 19 18 16
CDL45-20-2 5.5 40 38 36 33 30 27 23
CDL45-20 7.5 48 46 44 42 39 35 31
CDL45-30-2 11 63 61 58 54 50 44 38
CDL45-30 11 71 69 66 63 58 53 47
CDL45-40-2 15 87 84 80 75 69 62 54
CDL45-40 15 95 92 88 84 78 71 62
CDL45-50-2 18.5 111 107 102 96 88 80 69
CDL45-50 18.5 119 115 110 105 97 88 78
CDL45-60-2 22 135 130 124 117 108 97 85
CDL45-60 22 143 138 132 125 116 106 93
CDL45-7-2 30 158 152 146 138 127 115 100
CDL45-7 30 166 161 154 146 135 124 109
CDL45-8-2 30 182 175 168 159 146 133 116
CDL45-8 30 190 184 176 167 154 141 124
CDL45-9-2 30 205 198 190 180 166 150 132
CDL45-9 37 214 207 198 188 174 159 140
CDL45-10-2 37 230 221 212 200 185 168 147
CDL45-10 37 238 230 220 209 193 177 155
CDL45-11-2 45 255 246 236 223 206 188 165
CDL45-11 45 263 225 244 232 214 196 173
CDL45-12-2 45 280 270 259 245 226 206 181
CDL45-12 45 289 280 268 255 236 216 190
CDL45-13-2 45 305 294 282 267 247 225 198
Model Append Motor (kw) Q(m3/h) 30 40 50 60 64 70 80
CDL64-1-1 4.0 H(m) 19 18 16 14 13 11 8
CDL64-1 5.5 27 25 23 21 20 18 15
CDL64-2-2 7.5 39 36 33 29 26 23 17
CDL64-2-1 11 46 44 40 36 34 30 24
CDL64-2 11 53 51 47 43 41 37 30
CDL64-3-2 15 66 62 56 50 47 41 32
CDL64-3-1 15 73 69 63 57 54 48 39
CDL64-3 18.5 80 76 70 64 61 55 46
CDL64-4-2 18.5 92 87 80 71 67 60 47
CDL64-4-1 22 100 94 87 78 74 67 54
CDL64-4 22 107 101 94 85 81 74 61
CDL64-5-2 30 121 114 105 95 90 80 64
CDL64-5-1 30 128 121 112 102 97 87 74
CDL64-5 30 136 129 119 109 104 94 78
CDL64-6-2 30 150 142 131 118 112 101 81
CDL64-6-1 37 157 149 138 125 119 108 88
CDL64-6 37 164 156 145 132 126 115 95
CDL64-7-2 37 179 169 156 141 134 121 99
CDL64-7-1 37 186 176 163 148 141 128 106
CDL64-7 45 193 183 170 155 148 135 112
CDL64-8-2 45 207 196 182 164 156 142 116
CDL64-8-1 45 215 203 189 171 163 149 123

Selection Information Required

Please provide medium, concentration, flow, total head or pressure, temperature, viscosity or solids, voltage, frequency and installation method. DFIN Pump will confirm the suitable model and materials.

Catalog reference: authorized YZJ product data · Model QDL

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