W A S E R I E S R E C I P R O C A T I N G C O M P R E S S O R
* Some optional items are included in this photo.
WA S E R IE S R E C IP RO C AT IN G C OM P R E S S OR
WA SERIESReciprocating Compressor / Open TypeSingle Stage
PD132 01001609-16.09.
The content of this pamphlet may change without advance notice due to improvements to the product.* Mayekawa and MYCOM are registered trademarks of Mayekawa Mfg. Co., Ltd.
[Head Office]: 3-14-15 Botan, Koto-ku, Tokyo 135-8482, JAPAN TEL:(81)3-3642-8181 FAX:(81)3-3643-7094[ I n q u i r i e s ] : [email protected]
MAYEKAWA MFG.CO.,LTD.
http://www.mayekawa.com
Fluorocarbon refrigerants
Natural refrigerants
AmmoniaPropane
R 1 3 4 aR 4 0 4 AR 5 0 7 AR 2 3
Applications
High Reliability
With a high-pressure design suitable for use in air-cooled condensing units for fluorocarbon refrigerants, the model operates over a wide range of temperature and serves in small- to medium-scale refrigerating and freezing applications.
A long-selling model with high reliability and track record, designed for tough applications subject to load fluctuation.
* Please consult us for further details.
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4WA6WA8WA
4WA6WA 8WA
▶Ammonia Condensing temperature:40℃Suction Superheat:0℃
Rotation speed:970rpmLiguid Subcooling:5℃
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4WA6WA8WA
4WA6WA 8WA
▶R404A Condensing temperature:40℃Suction Superheat:20℃
Rotation speed:970rpmLiguid Subcooling:5℃
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4WA6WA8WA
4WA6WA 8WA
▶R134a Condensing temperature:40℃Suction Superheat:20℃
Rotation speed:970rpmLiguid Subcooling:5℃
Evaporating temperature [℃]
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4WA6WA8WA
4WA6WA 8WA
▶Propane Condensing temperature:40℃Suction Superheat:10℃
Rotation speed:970rpmLiguid Subcooling:5℃
Evaporating temperature [℃]
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Item4WA 6WA 8WA
Refrigerant Ammonia / Propane / HFCs (R134a、R404A、R507A、R23*2)
Compressor type Reciprocating, Open Type
Number of cylinders 4 6 8
Bore mm 95
Stroke mm 76
Displacement*3 m³/h 125 188 251
Rotation speed rpm 800-1500*4
Drive method Direct drive / V-belt
Capacity control % 100/50 100/66/33 100/75/50/25
Model*1(N/P/F)
Model(P/F) Weight(kg) W(mm) L(mm) H(mm)
4WA 460 760 835 715
6WA 555 865 960 725
8WA 645 910 980 755
Model(N) Weight(kg) W(mm) L(mm) H(mm)
4WA 475 875 835 735
6WA 570 1050 960 855
8WA 670 1020 980 860
* Some optional items are included in this photo.
*1. Specify the refrigerant by adding a prefix to the type code (N = Ammonia / P = Propane / F = Fluorocarbons).*2. If R23 is to be used as the refrigerant, the machine will come with special specifications. Please contact us for detailed information. *3. Displacement at 970 rpm*4. The range of rotation speed varies by operating conditions. Please refer to the ranges of use stated in the operating instructions. * The outer dimension drawings illustrate the 6-cylinder model.
* The stop valve, companion flange, flywheel, V-pulley, and safety valve are not included. * The oil cooler is included.
[Usable refrigerants]
Suitable for a wide range of applicationsLong-selling model for small- to medium-scale facilities
Reciprocating Compressor[Single Stage] Open Type
WA-SERIES
Specifications
[Water cooled type (Ammonia)][Air cooled type (Propane, HFCs)]
Outer dimensions
Performance charts
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