- Performance Parameters
8SP77 Series
Deehp’s 8-inch heavy-duty submersible pump is a mainstream model tailored for urban landmark fountain matrix projects, featuring an ultra-large flow rate of 77m³/h. Built with an extra-thick SS304 barrel, this Deehp pump sustains long-term 24-hour full-load operation and resists intense large-flow water impact. Equipped with oversized wide-channel impellers, it completely eliminates clogging risks caused by fine natural lake sediment. Exclusively matched with 40kW–75kW heavy-duty 8-inch water-cooled motors (oil-cooled version unavailable), it covers a wide adjustable lift range from 20m to 332m, delivering stunning synchronized multi-height giant jet effects for cultural tourism scenic spots and urban landmark water landscape projects.
Deehp’s 8SP77 sub-series is a stainless steel submersible fountain pump with a uniform 8-inch outer barrel diameter, fixed rated flow of 77 m³/h, standard 50Hz power frequency and rated rotating speed of 2850rpm. All pump units within this Deehp sub-series share identical casing size, design flow, frequency and rotational speed; performance differences only come from varying impeller stage counts and matched Deehp motor power to meet diverse fountain lift requirements.
Model Description:
e.g.,8SP77-6
8 —— pump size (inches),
SP —— pump series,
77 —— rated flow rate (m³/h),
6 —— 6 impeller stages
| PUMP MODEL | MOT OR | DELIVERY (n2850r/min) | LENGTH (mm) | WEIGHT (Kg) | OUTLET DIAMETER | ||||||||
| KW | HP | FLOW mh | 0 | 36 | 50 | 60 | 70 | 77 | 90 | ||||
| 8SP77-01 | 4 | 5.5 | HEAD (m) | 21 | 17.5 | 16 | 15 | 14 | 13 | 10 | 392 | 12 | DN100/DN125 4"/5" |
| 8SP77-02 | 7.5 | 10 | 42 | 35 | 31 | 30 | 28 | 27 | 21 | 496 | 15.3 | ||
| 8SP77-03 | 11 | 15 | 59 | 53 | 47 | 44 | 42 | 40 | 31 | 600 | 18.6 | ||
| 8SP77-04 | 15 | 20 | 79 | 70 | 63 | 59 | 56 | 53 | 42 | 704 | 21.9 | ||
| 8SP77-05 | 18.5 | 25 | 99 | 88 | 78 | 74 | 70 | 67 | 52 | 808 | 25.7 | ||
| 8SP77-06 | 22 | 30 | 119 | 105 | 94 | 89 | 84 | 80 | 63 | 912 | 29 | ||
| 8SP77-07 | 26 | 35 | 139 | 123 | 110 | 104 | 98 | 93 | 73 | 1016 | 32.3 | ||
| 8SP77-08 | 30 | 40 | 159 | 140 | 125 | 119 | 112 | 107 | 84 | 1120 | 35.6 | ||
| 8SP77-09 | 37 | 50 | 179 | 157 | 141 | 134 | 126 | 120 | 95 | 1224 | 38.9 | ||
| 8SP77-10 | 37 | 50 | 198 | 174 | 157 | 148 | 140 | 133 | 105 | 1328 | 42.2 | ||
| 8SP77-11 | 45 | 60 | 218 | 192 | 172 | 163 | 154 | 147 | 116 | 1432 | 45.5 | ||
| 8SP77-12 | 45 | 60 | 238 | 210 | 188 | 178 | 168 | 160 | 126 | 1536 | 48.8 | ||
| 8SP77-13 | 55 | 75 | 258 | 228 | 204 | 193 | 182 | 173 | 136 | 1640 | 52.1 | ||
| 8SP77-14 | 55 | 75 | 277 | 245 | 220 | 207 | 196 | 187 | 147 | 1744 | 55.4 | ||
| 8SP77-15 | 55 | 75 | 297 | 263 | 235 | 222 | 210 | 200 | 157 | 1848 | 58.7 | ||
| 8SP77-16 | 63 | 85 | 317 | 280 | 251 | 237 | 224 | 213 | 168 | 1952 | 62 | ||
| 8SP77-17 | 63 | 85 | 337 | 298 | 266 | 252 | 238 | 227 | 178 | 2056 | 65.3 | ||
| 8SP77-18 | 75 | 100 | 357 | 315 | 281 | 267 | 252 | 241 | 188 | 2160 | 68.6 | ||
| 8SP77-19 | 75 | 100 | 377 | 332 | 297 | 282 | 266 | 253 | 199 | 2264 | 71.9 | ||
| 8SP77-20 | 75 | 100 | 397 | 350 | 313 | 297 | 280 | 267 | 210 | 2368 | 75.2 | ||
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