PZ series Pump is machined assembly and tested under Gardner Denver designs with all fluid end parts interchangeable.
Standard Features
• Nodular iron power frame, eccentric, connection rods, and crossheads
• Double-row-spherical roller bearings carry eccentric
• Double extended Jackshaft carried on heavy-duty straight roller bearings
• Dual roller bearing connecting rod
• Heat-treated alloy steel main gears are bolted to the eccentric
• Replaceable bronze crosshead slides
• Full splash lubrication, with oil pump to feed working parts
• Heat-treated alloy steel, interchangeable fluid cyclinders
• Three-rib API-7 urethane insert valves and seats
• Replaceable-type element oil filter and oil pressure gauge
• Threaded valve covers
• Plated piston rods
• Complete piston washing and lubrication system
The monoblock forging of hollow sphere for the pulsation damper is first made in China
Performance chart1
|
Specifications
|
Maximum Input
|
Maximum RPM
|
Stroke Length
|
Rod Load
|
Pump Weight
|
Gear Ratio
|
|
PAH 275
|
275 BHP (205 kw)
|
175 RPM
|
8" (203 mm)
|
22,030 lbs. (9,990 kg)
|
9,810 lbs. (4,450 kg)
|
4.7:1
|
|
PZG (PZ-7)
|
550 BHP (410 kw)
|
145 RPM
|
7" (178 mm)
|
64,400 lbs. (29,211 kg)
|
16,765 lbs. (7,620 kg)
|
4.625:1
|
|
PZH (PZ-8)
|
750 BHP (559 kw)
|
145 RPM
|
8" (203 mm)
|
76,800 lbs. (34,836 kg)
|
17,400 lbs. (7,900 kg)
|
4.5:1
|
|
PZJ (PZ-9)
|
1000BHP (746 kw)
|
130 RPM
|
9" (229 mm)
|
101,550 lbs. (36,062 kg)
|
28,425 lbs. (12,890 kg)
|
4.48:1
|
|
PZK (PZ-10)
|
1,350BHP (1,007 kw)
|
115 RPM
|
10" (254 mm)
|
139,800 lbs. (63,276 kg)
|
37,000 lbs. (16,815 kg)
|
4.38:1
|
|
PZL (PZ-11)
|
1,600BHP (1,193 kw)
|
115 RPM
|
11" (279 mm)
|
150,300 lbs. (68,175 kg)
|
37,000 lbs. (16,815 kg)
|
4.38:1
|
Performance chart2
|
Model
|
Piston Cylinder
|
Displacement
|
Maximum
|
Pump RPM
|
Jackshaft
|
Input HP
|
|
Diameter
|
Per Revolution
|
Per Minute
|
PSI
|
RPM
|
Maximum Speed
|
|
PZJ
(PZ-9)
|
Inch
|
mm
|
Gal.
|
Lit.
|
Gal
|
Lit
|
PSI
|
Kg/sq.c
|
130
|
582
|
1000
|
|
7
|
178
|
4.5
|
17.03
|
585
|
2,214
|
2,639
|
186
|
|
6.5
|
165
|
3.88
|
14.69
|
504
|
1,908
|
3,060
|
215
|
|
6.25
|
159
|
3.59
|
13.59
|
466
|
1,764
|
3,310
|
233
|
|
6
|
152
|
3.3
|
12.49
|
430
|
1,628
|
3,592
|
253
|
|
5.5
|
140
|
2.78
|
10.52
|
361
|
1,367
|
4,274
|
301
|
|
5
|
127
|
2.29
|
8.67
|
298
|
1,128
|
5,000
|
352
|
|
4.5
|
114
|
1.86
|
7.04
|
242
|
916
|
5,000
|
352
|
|
4
|
102
|
1.47
|
5.56
|
191
|
725
|
5,000
|
352
|
|
