Product and Performance
Technical Data
| Flow Rate | 18,5 l/min (50Hz) | |||
| Delivery Head | 18 m (50Hz) | |||
| Temperature Range | -20…+85°C | |||
| Max. Specific Gravity | 1,2 Kg/dm3 @ max. 30 mPa s | |||
| Pump Casing Pressure | 2,5 bar | |||
| Pump Casing Material | PPS | |||
| Impeller | PPS | |||
| Spindle Material | Keramik (Ceramic) | |||
| O-Ring | EPDM alternativ NBR, VITON | |||
| Motor | 230 V, 1 Ph, 50 Hz | 230 V, 1 Ph, 60 Hz | 110 V, 1 Ph, 50 Hz | 110 V, 1 Ph, 60 Hz |
| Motor Capacity | 180 Watt | |||
| IP Protection | IP X5 | |||
| Total Weight | ~ 3,8 kg | |||
Dimensions and component parts
Component Parts
| Pos. | Type | Description | Quantity | Articlel No | Remark |
|---|---|---|---|---|---|
| 1 | NEMP 20/18 | Motor | 1 | 116843 | 230 V |
| 1 | NEMP 20/18 | Motor | 1 | 116876 | 110 V |
| 2 | NEMP 20/18 | Mounting Foot | 1 | 036330 | |
| 3 | NEMP 20/18 | Fan | 1 | 001577 | |
| 4 | NEMP 20/18 | Fan Cowl | 1 | 036085 | |
| 5 | NEMP 20/18 | Terminal Box | 1 | 036078 | |
| 6 | NEMP 20/18 | Nut | 6 | 001564 | |
| 7 | NEMP 20/18 | Adaptor | 1 | 026217 | |
| 8 | NEMP 20/18 | Drive Magnet | 1 | 016541 | |
| 9 | NEMP 20/18 | Pumpengehäuse | 1 | 016373 | Ø 15mm |
| 10 | NEMP 20/18 | Pump Body | 1 | 016375 | threaded ports |
| 11 | NEMP 20/18 | Spindle | 1 | 026205 | |
| 12 | NEMP 20/18 | Thrust Washer | 1 | 026208 | |
| 13 | NEMP 20/18 | Driven Magnet | 1 | 026203 | |
| 14 | NEMP 20/18 | Impeller | 3 | 026238 | |
| 15 | NEMP 20/18 | Inter-Stage | 2 | 016396 | |
| 16 | NEMP 20/18 | O-Ring | 2 | 022056 | EPDM |
| 16 | NEMP 20/18 | O-Ring | 2 | 022054 | Nitrile |
| 16 | NEMP 20/18 | O-Ring | 2 | 022055 | Viton |
| 17 | NEMP 20/18 | Stage Element | 2 | 016395 | |
| 18 | NEMP 20/18 | Ceramic Washer | 1 | 026252 | |
| 19 | NEMP 20/18 | Thrust Washer | 1 | 026249 | |
| 20 | NEMP 20/18 | O-Ring | 1 | 022059 | EPDM |
| 20 | NEMP 20/18 | O-Ring | 1 | 022057 | Nitrile |
| 20 | NEMP 20/18 | O-Ring | 1 | 022058 | Viton |
| 21 | NEMP 20/18 | Front Cover | 1 | 016398 | threaded ports |
| 21 | NEMP 20/18 | Front Cover | 1 | 016397 | plain ports |
| 22 | NEMP 20/18 | Screw | 6 | 022061 |
Article numbers
The part numbers listed are the actual, that have changed in the past several times. When ordering spare parts, the located on the nameplate of the pump Item Number and Serial Number specify.
NEMP 100/6: 38990, 28905, 38925, 38993
NEMP 120/8: 48927, 28930, 28676, 28673, 18608, 18650, 18908, 18907, 48919, 28973, 28939, 28907, 28909, 28908, 28910;; Heidolph KrP 120/8 523.612.0001
NEMP 160/9: 28672, 38630, 18912, 18911, 38982, 48940, 28941, 18938, 28911, 28912, 28914
NEMP 20/12: 456935, 496989, 456937, 426970, 486920, 466941, 466930, 456939,, 156935, 196989, 156937, 126970, 186920, 166941, 166930, 156939
NEMP 20/18: 466907, 476927, 466931, 416952, 496991, 16721, 6790, 426971, 456900, 6786,, 226929, 316952, 166907, 176927, 166931, 116952, 196991, 126971, 156900
NEMP 200/12: 18915, 18916, 38919, 28677, 18654, 8654, 18613, 8655, 38956, 38942, 48920, 28918, 28671, 18918, 18612, 28915, 28917, 28916, 028965
NEMP 25/5: 486908, 456951, 426987, 456952, 456953, 436948, 456954, 456955, 426972, 456950,, 186997, 186998, 186909, 216925, 186908, 156951, 126987, 156952, 156953, 136948, 156954, 156955, 126972, 156950
NEMP 270/17: 38642, 38649
NEMP 300/20: 28967, 28919, 48912, 28920, 28922, 28670, 8656, 18656, 8657, 18657, 18920, 38996, 38978, 38981, 48921, 28691, 28678, 18614, 38971, 18919,, 028980
NEMP 40/4: 406958, 416918, 406913, 446934, 406943, 446957, 456959, 476978, 426989, 426973, 486910, 456957, 496972,, 106958, 116918, 106913, 146934, 106943, 146957, 156959, 176978, 126989, 126973, 186910, 156957, 196972;; Heidolph KrP 40/4 523.640.0001, Eheim 1034 21 123
NEMP 40/6: 486912, 446913, 476956, 456901, 456965, 456966, 456933, 456991, 456967, 426974, 456997,, 186912, 146913, 176956, 156901, 156965, 156966, 156933, 156991, 156967, 126974, 156997
NEMP 50/11: 446989, 416971, 456903, 406946, 486938, 416950
NEMP 50/25: 48937
NEMP 50/7: 406955, 456972, 456970, 456971, 456949, 496979, 446964, 446908, 446950, 416932, 416999, 456904, 416951, 406976, 446984, 456974, 446951, 476964, 38608, 426975, 486914, 446932, 16730,, 106904, 106932, 216951
NEMP 500/20: 48932, 48928, 28679, 28669, 28618, 28616, 38636, 48900, 48922, 38984, 48916, 38903, 28621, 28995, 18995
NEMP 60/6: 48935, 38995, 48930, 28675, 18648, 18923, 18924
NEMP 80/6: 456981, 496973, 456987, 486983, 456982, 446930, 406957, 436945, 406956, 426904, 28642, 406931, 456977, 426976, 456979, 466919, 466921, 476926,, 156981, 196973, 156987, 186983, 156982, 146930, 106957, 136945, 206956, 106956, 126904, 106931, 156977, 126976, 456979, 166919, 166921, 176926;; Eheim 1042 51 693, Heidolph KrP 80/6 523.680.0001
NEMP 800/30: 38620, 38613, 48911, 48910
NEMP 20/30 IV: ,,038935, 02914, 02915, 066963
NEMP 20/32 IV: ,,02908
NEMP 35/6: ,, 106900, 226928