Model E-800

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The Weatherford Ellis-Williams™ E-series model E-800 mud pump is a premium pump suitable for land and offshore drilling applications in the 800-hp, continuous-duty-rated segment.

The E-800 mud pump has a traditional triplex design. It is built with only the finest materials and to exacting quality standards. The pump is designed to offer years of trouble-free operation under the most demanding drilling conditions.

Features

  • Fabricated, double-wall, steel power-frame construction
  • Full premium roller-bearing construction
  • Herringbone gear sets
  • Pressurized lubrication system with externally mounted lube pump
  • Forged-steel, inherently balanced crankshaft
  • 24-month limited warranty

Specifications

E-800
Pump speed (spm)
150
130
120
110
100
90
Input power hp, kW)*
847
632
734
548
677
505
621
463
565
421
508
379
Piston size (in.)
Rated pressure (psi, MPa)
Displacement (gal/rev)
Output
(gal/min, bbl/min)
7.0
2,050
14.1
4.248
637
15.2
552
13.1
510
12.1
467
11.1
425
10.1
382
9.1
6.5
2,375
16.4
3.663
549
13.1
476
11.3
440
10.5
403
9.6
366
8.7
330
7.8
6.0
2,800
19.3
3.121
468
11.1
406
9.7
375
8.9
343
8.2
312
7.4
281
6.7
5.5
3,300
22.8
2.623
393
9.4
341
8.1
315
7.5
288
6.9
262
6.2
236
5.6
5.0
4,000
27.6
2.167
325
7.7
282
6.7
260
6.2
238
5.7
217
5.2
195
4.6
4.5
5,000
34.5
1.756
263
6.3
228
5.4
211
5.0
193
4.6
176
4.2
158
3.8

* Input power required assumes 90% mechanical efficiency.

Rated power (hp, kW)
800
596.8
Maximum pump speed (spm)
150
Stroke length (in., mm)
8.5
215.9
Maximum piston size (in., mm)
7
177.8
Maximum rated pressure (psi, MPa)
5,000
34.5
Fluid-end style
PZ9
Valve size
API-7
Suction connections
8 in., flanged (2)
Discharge connections
5 1/8-in.
API-5000 (2)
Internal gear ratio
4.04 : 1
Crankcase oil capacity (gal/L)
55
208.2
Input shaft diameter (in., mm)
6
152.4
Dry weight (lb, kg)
20,000
9,080.0