Japan, Nachi
Nachi NNP Series Standard High-Pressure Variable Piston Pump Unit
Made in: Japan
Manufacturer: NACHI
Model: NNP Series
Model | NNP-20-22P8N*-**-21 | NNP-20-37P8N*-**-21 | NNP-20-22P16N*-**-21 | NNP-30-37P16N*-**-21 | NNP-20-22P22N*-**-21 |
NNP-30-37P22N*-**-21 | NNP-40-37P35N*-**-21 | NNP-60-55P35N*-**-21 | NNP-80-37P45N*-**-21 | NNP-80-55P45N*-**-21 | |
NNP-20-22P8N*-**-21 | NNP-22-22P16N*-**-21 | NNP-20-22P22N*-**-21 | NNP-20-37P8N*-**-21 | NNP-30-37P16N*-**-21 | |
NNP-30-37P22N*-**-21 | NNP-40-37P35N*-**-21 | NNP-60-55P35N*-**-21 | NNP-80-37P45N*-**-21 | NNP-80-55P45N*-**-21 | |
NNP-20-22P8N*-**-21 | NNP-22-22P16N*-**-21 | NNP-20-22P22N*-**-21 | NNP-20-37P8N*-**-21 | NNP-30-37P16N*-**-21 | |
NNP-30-37P22N*-**-21 | NNP-40-37P35N*-**-21 | NNP-60-55P35N*-**-21 | NNP-80-37P45N*-**-21 | NNP-80-55P45N*-**-21 | |
NNP-80-37P45N*-**-21 |
Features
- A newly-developed, environmentally-friendly, compact variable pump unit with a low increase in hydraulic fluid temperature
- Meticulous response using an abundant series
- Valve block can be mounted
- Has a compact body and 21MPa compatible
- We have realized low heat generation through fan cooler standard equipment and tank structure innovations
- The return filter is standard equipmen
Low oil temperature rise
NNP-20-22P16N1-20
At time of 7MPa full cut-off continuity
The saturation temperature for the hydraulic fluid temperature inside the tank
A fan cooler for pump drain refrigeration is standard equipment. We kept down the increase in hydraulic fluid temperature by using a tank structure that takes into consideration foam inhibiting characteristics.
We offer an abundant series
You can choose a wide range of pump capacities up to a maximum of 45cm2/rev.
All applications can be handled using the piston pumps of diverse variable control mechanisms.
By installing a valve block we can make the piping space on the side of the machine body smaller.
Tank capacity 20 to 80L
We meet your needs with abundant variations.
Also compatible with the 100L type.
Installation space is halved with respect to conventional products
(as compared to conventional Nachi-Fujikoshi products)
Specifications
Explanation of model No
Specifications
Type | Pump capacity cm3/rev |
Motor capacity kW-P |
Maximum pressure (Full cutoff pressure) MPa (kgf/cm2) |
Tank capacity Lit |
Fan cooler motor input W (at50/60Hz) |
Standard mass kg |
---|---|---|---|---|---|---|
NNP-20-22P8N*-**-21 | 8.0 | 2.2-4 | 21 (214) | 20 | 16/15W Single-phase |
100 |
NNP-20-37P8N*-**-21 | 3.7-4 | 20 | 108 | |||
NNP-20-22P16N*-**-21 | 16.5 | 2.2-4 | 20 | 105 | ||
NNP-30-37P16N*-**-21 | 3.7-4 | 30 | 113 | |||
NNP-20-22P22N*-**-21 | 22.0 | 2.2-4 | 14 (143) | 20 | 105 | |
NNP-30-37P22N*-**-21 | 3.7-4 | 30 | 113 | |||
NNP-40-37P35N*-**-21 | 35.0 | 3.7-4 | 21 (214) | 40 | 33/30W Single-phase |
143 |
NNP-60-55P35N*-**-21 | 5.5-4 | 60 | 165 | |||
NNP-80-37P45N*-**-21 | 45.0 | 3.7-4 | 14 (143) | 80 | 158 | |
NNP-80-55P45N*-**-21 | 5.5-4 | 80 | 170 |
Mounting dimensions
Type | Measurment | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
LA | LB | LC | LD | LE | LF | LG | LH | LI | LJ | |
NNP-20-22P8N*-**-21 | 575 | 350 | 471 | 505 | 66 | 240 | 231 | 340 | 450 | 290 |
NNP-22-22P16N*-**-21 | 478 | 238 | ||||||||
NNP-20-22P22N*-**-21 | ||||||||||
NNP-20-37P8N*-**-21 | 531 | 291 | ||||||||
NNP-30-37P16N*-**-21 | 610 | 319 | ||||||||
NNP-30-37P22N*-**-21 | ||||||||||
NNP-40-37P35N*-**-21 | 743 | 450 | 559 | 620 | 119 | 267 | 292 | 440 | 560 | 390 |
NNP-60-55P35N*-**-21 | 692 | 358 | 334 | |||||||
NNP-80-37P45N*-**-21 | 746 | 454 | 292 | |||||||
NNP-80-55P45N*-**-21 | 788 | 334 | ||||||||
Type | Measurment | |||||||||
LK | LL | LM | LO | LP | LR | KD | P | T | R | |
NNP-20-22P8N*-**-21 | 426 | 400 | 600 | 184 | 80 | 189 | Ø27 | 1/2 | 3/4 | 3/8 |
NNP-22-22P16N*-**-21 | 193 | 3/4 | ||||||||
NNP-20-22P22N*-**-21 | ||||||||||
NNP-20-37P8N*-**-21 | 196 | 1/2 | ||||||||
NNP-30-37P16N*-**-21 | 205 | 3/4 | ||||||||
NNP-30-37P22N*-**-21 | ||||||||||
NNP-40-37P35N*-**-21 | 536 | 500 | 770 | 216 | 132 | 257 | 1 | 1 | 1/2 | |
NNP-60-55P35N*-**-21 | 236 | Ø35 | ||||||||
NNP-80-37P45N*-**-21 | 216 | Ø27 | ||||||||
NNP-80-55P45N*-**-21 | 236 | Ø35 |
Tank capacity and electric motor/pump combination table
Motor capacity(kW-P) | 2.2-4 | 3.7-4 | 5.5-4 | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Pump capacity(cm3/rev) | 8 | 16 | 22 | 8 | 16 | 22 | 35 | 45 | 35 | 45 | |
Tank capacity | 20L | ||||||||||
30L | |||||||||||
40L | |||||||||||
60L | |||||||||||
80L |
Block specifications
Valve installation in the option block is also possible !
Symbol | Option | Type | |
---|---|---|---|
Tank capacity 20, 30L |
Tank capacity 40, 60, 80L |
||
F1 |
F1 type |
F1-1A | F1-2A |
F2 |
F1 type |
F2-1A | F2-2A |
F3 |
F3 type |
F3-1A | F3-2A |
F6 |
F6 type |
F6-1A-M6 (Standerd M6) |
F6-2A-M6 (Standerd M6) |
We also offer blocks (the R type) that can remove the A and B ports to the right side. Contact us for information.
Tank capacity |
Option | Measurment | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MA | MB | MC | MD | ME | MF | MG | MH | MI | MJ | MK | ML | MM | MN | N | F | S | ||
20L 30L |
F1 | 133 | – | – | 20 | 90 | 55 | 88 | 15 | 58 | 33 | 22 | 88 | 65 | 21 | 2 | 3/8 | 1/2 |
F2 | 175 | – | 55 | 4 | ||||||||||||||
F3 | 225 | 105 | 6 | |||||||||||||||
F6 | 152 | – | – | 25 | 102 | 67 | 103 | 18 | 67 | 39 | 25 | 103 | 80 | 26 | 2 | 1/2 | 3/4 | |
40L 60L 80L |
F1 | 143 | – | – | 20 | 96 | 58 | 88 | 15 | 58 | 33 | 22 | 98 | 68 | 24 | 2 | 3/8 | 1/2 |
F2 | 183 | – | 58 | 4 | ||||||||||||||
F3 | 233 | 108 | 6 | |||||||||||||||
F6 | 155 | – | – | 25 | 105 | 70 | 103 | 18 | 67 | 39 | 25 | 103 | 73 | 2 | 1/2 | 3/4 |
Valve installation surface
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