WHY50000 high pressure pumps are built to operate at the continuous maximum duty stated in the performance parameters. Just compare the crankshaft speed, average plunger speed, plunger diameter and power rating. 

Stationary unit with electric motor

Length: 3500 mm - Width: 2000 mm - Height: 1800 mm - Weight: 4500 kg

Stationary unit with diesel engine

Length: 4500 mm - Width: 2000 mm - Height: 2200 mm - Weight: 6000 kg

- Features

  • Stainless steel pump head free of alternating stress

  • Spring Preload high pressure sealing make it longer life

  • Solid ceramic plunger to ensure high strength and stable operation

  • An integrated lubricating oil and piston cooling system to improve the service life
  • The crankshaft is made of a high strength forging process and is specially treated
  • Built-in double gear reducer to make transmission balance higher efficiency

  • Special design of the crankcase magnetic filter
  • Crankcase forced lubrication system

  • An integrated ball type liquid inlet valve design, greatly improving the efficiency of fluid mechanics
  • Computational fluid mechanics design in dynamic load to ensure the highest reliability under max duty working condition

Model Plunger
Diameter(mm)
Flow
(l/min)
RBR 280kw
(bar)
RBR 315kw
(bar)
RBR 355kw
(bar)
RBR 400kw
(bar)
RBR 450kw
(bar)
RBR 500kw
(bar)
RBR 550kw
(bar)
D
n1
R.P.M
n2
WHY50030
WHY50035
WHY50040
WHY50045
WHY50050
WHY50055
WHY50060
WHY50065
WHY50070
WHY50075
WHY50080
WHY50085
WHY50090
WHY50095
WHY50100
WHY50105
WHY50110
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
110
99
112
175
222
274
332
395
463
537
617
702
792
888
990
1096
1209
1327
1490
1310
840
660
535
445
370
315
275
240
210
185
165
150
135
120
110
1675
1475
945
745
605
500
420
355
310
270
235
210
185
165
150
135
125
1890
1660
1060
840
680
560
470
400
345
300
265
235
210
190
170
155
140
2130
1870
1195
945
765
635
530
455
390
340
300
265
235
210
190
175
160
2395
2105
1345
1065
860
710
600
510
440
385
335
300
265
240
215
195
180
2660
2340
1495
1180
960
790
665
565
490
425
375
330
295
265
240
215
200
2925
2570
1645
1300
1055
870
730
625
535
470
410
365
325
290
265
240
220
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
388
388
388
388
388
388
388
388
388
388
388
388
388
388
388
388
388
Applications for use of HYDRO jetting machine