W B H E 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.

W BH E S E R IE S R E C IP RO C AT IN G C OM P R E S S OR

PD148 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 ] : global-contact@mayekawa.co.jp

MAYEKAWA MFG.CO.,LTD.

http://www.mayekawa.com

WBHE SERIESReciprocating Compressor / 　　　　Open TypeTwo Stage

Item42WBHE 62WBHE

Refrigerant Ammonia ／ HFCs （R404A、R507A）

Compressor type Reciprocating, Open Type

Number of cylindersLow stage：4High stage：2

Low stage：6High stage：2

Bore mm 130

Stroke mm 100

Displacement*2 m³/h Low stage：309High stage：155

Low stage：464High stage：155

Rotation speed rpm 800-1200*3

Drive method Direct drive / V-belt

Capacity control % 100/50 100/66/33

Model*1（N/F）

0

50

100

150

200

250

300

0

10

20

30

40

50

60

70

80

90

100

-55 -50 -45 -40 -35 -30 -25 -20 -15

62WBHE42WBHE

62WBHE42WBHE

▶Ammonia Condensing temperature：35℃Suction Superheat：0℃

Rotation speed：970rpmLiguid Subcooling：5℃

Evaporating temperature [℃]

Cool

ing

capa

city

[kW

]

Abso

rbed

pow

er [k

W]

0

50

100

150

200

250

300

0

10

20

30

40

50

60

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80

90

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-65 -60 -55 -50 - 45 -40 -35 -30 -25 -20 -15

62WBHE42WBHE

62WBHE42WBHE

▶R404A

Evaporating temperature [℃]

Cool

ing

capa

city

[kW

]

Abso

rbed

pow

er [k

W]

Condensing temperature：35℃Suction Superheat：20℃

Rotation speed：970rpmLiguid Subcooling：5℃

[ Air cooled type (HFCs)]

[ Water cooled type (Ammonia)]

Model（F） Weight（kg） W（mm） L（mm） H（mm）

42WBHE 1160 1065 1225 900

62WBHE 1290 1100 1240 950

Model（N） Weight（kg） W（mm） L（mm） H（mm）

42WBHE 1190 1210 1225 1035

62WBHE 1330 1285 1240 1065

W L

H

W L

H

New Design with Enhanced Performance

【COP improvement of WBHE series】

Redesigned va lve structure and reduced mechanical losses have achieved fur ther improvements in performance compared to conventional models.

1.01

1.02

1.03

1.04

1.05

1.06

1.07

-55 -50 -45 -40 -35 -30 -25 -20 -15

1000 min-1

Evaporation temperature[℃]

COP

impr

ovem

ent r

ate

COP improved by

ca. 4%

* Ratio compared to the COP of a conventional model (WBH)

Reciprocating Compressor[Two Stage] Open Type

WBHE-SERIES

More than 15,000 units serving across the world. A proven model with an industry leading reliability and track record.

* Some optional items are included in this photo.

Applications

High Reliability

With a high-pressure design suitable for use in air-cooled condensing units for fluorocarbon refrigerants, the model serve large-scale deep freezing applications.

A long-selling model with industry-leading reliability and track record, designed for tough applications subject to load fluctuation.

Fluorocarbon refrigerants

Natural refrigerants

Ammonia R 4 0 4 AR 5 0 7 A

[Usable refrigerants]

*1. Specify the refrigerant by adding a prefix to the type code (N = Ammonia / F = Fluorocarbons).*2. Displacement at 970 rpm*3. The range of rotation speed varies by operating conditions. Please refer to the ranges of use stated in the operating instructions.

Specifications

Performance charts

* Please consult us for further details.

Outer dimensions

* 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.