Model E-1100

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The Weatherford Ellis-Williams™ E-series model E-1100 mud pump is a premium pump suitable for land and offshore drilling applications in the 1100-hp, continuous-duty-rated segment.

The E-1100 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-1100
Pump speed (spm)
135
130
120
110
100
90
Input power (hp, kW)*
1,115
832
1,074
801
991
740
909
678
826
616
744
555
Piston size (in.)
Rated pressure (psi, MPa)
Displacement (gal/rev)
Output
(gal/min, bbl/min)
7.00
2,550
17.6
4.998
675
16.1
650
15.5
600
14.3
550
13.1
500
11.9
450
10.7
6.50
3,075
21.2
4.309
582
13.9
560
13.3
517
12.3
474
11.3
431
10.3
388
9.2
6.00
3,600
24.8
3.672
496
11.8
477
11.4
441
10.5
404
9.6
367
8.7
330
7.9
5.50
4,300
29.6
3.085
417
9.9
401
9.6
370
8.8
339
8.1
309
7.3
278
6.6
5.25
4,700
32.4
2.811
380
9.0
365
8.7
337
8.0
309
7.4
281
6.7
253
6.0
5.00
5,000
34.5
2.550
344
8.2
331
7.9
306
7.3
280
6.7
255
6.1
229
5.5

* Input power required assumes 90% mechanical efficiency.

 

Rated power (hp, kW)
1,100
820.6
Maximum pump speed (spm)
135
Stroke length (in., mm)
10
254.0
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
12 in., flanged (3)
Discharge connections
5 1/8-in.
API-5000 (2)
Internal gear ratio
4.21 : 1
Crankcase oil capacity
(gal, L)
110
416.4
Input shaft diameter (in., mm)
7.8
196.9
Dry weight (lb, kg)
28,700
13,030