Original
By certification 
External gear pump AZPG
The displacement range of POOCCA PA-AZPG series external gear pumps is 22cc to 100cc, which can realize the combination of multiple pumps; achieve continuous high quality through mass production; cast pump casings can be customized according to customer requirements.
Name |
PA-AZPG Series Hydraulic gear pump |
Series |
Series G |
Sizes |
22.5 25 28 32 36 40 45 50 56 63 70 80 100 |
Nominal Pressure |
230 bar |
Maximum Pressure |
250 bar |
Operation Mode |
External Gear Pumps |
Displacement |
V |
cm3/rev |
22.5 |
25 |
28 |
32 |
36 |
40 |
45 |
50 |
56 |
63 |
70 |
80 |
100 |
|
Suction pressure |
pe |
0.7...3 (absolute), with tandem pumps: pe (p2) = max. 0.5 > pe (p1) |
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max. continuous pressure |
p1 |
bar |
250 |
220 |
195 |
170 |
120 |
90 |
80 |
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max. intermittent pressure |
p2 |
280 |
250 |
225 |
200 |
150 |
120 |
100 |
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max. peak pressure |
p3 |
300 |
280 |
250 |
230 |
180 |
150 |
120 |
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min. |
12 mm2/s |
< 100 |
rpm |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
100...180 |
1200 |
1200 |
1000 |
1000 |
1000 |
800 |
800 |
800 |
800 |
800 |
800 |
800 |
800 |
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180... p2 |
1400 |
1400 |
1400 |
1400 |
1200 |
1200 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
1000 |
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25 mm2/s |
P2 |
600 |
600 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
500 |
600 |
800 |
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max. rpm at |
p2 |
3000 |
3000 |
3000 |
2800 |
2800 |
2800 |
2600 |
2600 |
2300 |
2300 |
2200 |
2000 |
1700 |
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POOCCA external gear pumps are available as standard gear pumps in the 4 series of B, F, N and G, as SILENCE gear pumps in the S, T and U series, and as the SILENCE PLUS version in the J series in which the displacements are graded by different gear widths. Further configuration variants are given by different flanges, shafts, valve arrangements and multiple pump combinations.
General | |
Construction |
External gear pump |
Mounting |
Flange or through-bolting with spigot |
Line ports |
Flange |
Direction of rotation (looking on shaft) |
Clockwise or counter-clockwise, |
the pump may only be driven in the direction indicated | |
Installation position |
Any |
Load on shaft |
Radial and axial forces after consulting |
Ambient temperature range |
–30 °C...+80 °C with NBR seals |
or –20 °C...+110 °C with FKM seals | |
Hydraulic fluid |
– Mineral oil compliant with DIN 51524, 1–3, however under higher load at least HLP compliant with DIN 51524 Part 2 recommended. |
– Comply with RE 90220 | |
– Further operating fluids possible after consultation | |
Viscosity |
12...800 mm2/s permitted range |
...2000 mm2/s range permitted for starting | |
Hydraulic fluid temperature range |
max. +80 °C with NBR seals *) max. +110 °C with FKM seals **) |
Filtration ***) |
At least cleanliness level 20/18/15 compliant with ISO 4406 (1999) |
Caution: Dimensions drawings always show clockwise-rotation pumps. On counterclockwise-rotation pumps the positions of the drive shaft and the suction and pressure ports are different.
http://www.poocca.com/
