威德福Weatherford三缸工業(yè)泵 W250 W250H W250M W250L
Pump Specifications:
Rated (HP, kW) 250 187
Stroke length (in., mm) 5 127
Maximum discharge pressure (PSI, Bar)
W250H 5,000 345
W250M 3,030 209
W250L 1,540 106
Rated rod load (lb, kg) 14,885 6,738
API-674 speed, RPM 310
Maximum speed, RPM 400
Minimum speed, RPM 100
Crankshaft dimensions (in., mm)
Diameter 4.875 124
Length (long) 11.85 301
Length (short) 5.62 143
Keyway, width × depth (in., mm) 1.25 × .62 32 × 16
Oil capacity (gal, l)
Pump 6.5 24.6
Reducer (varies with ratio) 3.5 to 6.5 13 to 25
Weight (lb, kg); estimates only
Pump
W250H 4,932 2,237
W250M 4,958 2,249
W250L 4,588 2,081
Reducer 1,100 499
Mechanical efficiency 90%
Flange Connections
Pump Model Discharge Connection Sizes (in., mm) Suction Connection Sizes (in., mm)
W250H 2 (50.8) ANSI 2500 RJ 3 (76.2) API 2000 RJ
W250M 2 (50.8) API 5000 RJ 4 (101.6) ANSI 150 FF
W250L 3 (76.2) API 2000 RJ 6 (152.4) ANSI 150 FF
Standard Equipment:
• Cast aluminum-bronze, forged duplex stainless steel,or forged carbon steel fluid ends
• Aluminum-bronze or duplex stainless steel stuffing boxes
• Various valve designs offered per fluid end style
• Tungsten carbide coated plungers over stainless steel base or solid ceramic plungers
• Double extended crankshaft
• Multiple plunger packing arrangements offered
Optional Accessories:
• Weatherford bolt on gear reducers (ratios)
––2.27:1 ––2.89:1 ––3.25:1 ––3.36:1 ––3.69:1 ––4.38:1 ––4.84:1 ––5.56:1
• Packing lubricators
• Customized plunger packing arrangements
• Complete pump packages
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