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O S S E R I E Soi l- injec ted screw compressors
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10 20 30 50 100 200 300 500
30
50
20
10
5
3
2
1
80
0.5
10 20 5030 100 200 300 5005
CF246GOS163
OS110
OS70
CE55RW
CF90D3
CF75D8
CF128R
CF180R
2000
1000
500
300
100
50
30
200
SuctionVolumeFlowinm3/min
SuctionVolumeFlowincfm
Power Consumption in kW
Power Consumption in hp
i n c r e a s i n g r e l i a b i l i t y
Operating range of the series
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GHH RAND rotor prof i les _prov ide maximum per formance and e f f ic iency more volume f low wi th
less motor power
Bear ings arrangement _robust radia l and ax ia l bear ings guarantee ex tremely long
serv ice l i fe
Tr iple l ip sea l _e l imina tes leakage problems through three sea l ing l ips and
spec ia l re turn pa th to the sec t ion s ide of the a i rend
Bel t dr ive _in any a i rend the bear ing loads crea ted by inte rac t ion of medium (a ir )
forces wi th ex te rna l forces coming f rom be l t load.
Direc t dr ive _re l iable solut ion for cos t or iented appl ica t ions
Base and face _f lex ible f i ts to every package des ignmount ing
The highl ights of our a i rends
GHH RAND is one of the worlds leading air-technology companies.
Since over 50 years GHH RAND deve lops, des igns , and manufac-
tures oi l- injec ted and oi l- f ree compressed a ir solut ions for many
di f fe rent industr ies and appl ica t ions . We of fe r a wide range of
solut ions and serv ices for a i r and gas compress ion: f rom a irends
to cus tomized compressed a ir sys tems, a lways wi th highes t re l ia-
bi l i ty in the industry . Our work is dr iven by pass ion to high tech-
nology and high per formance.
For product ion of our screw a irends we ut i l ize newest and advan-
ced technologies , which a l low us to reach minimum manufac tu-
r ing tole rances , high prec is ion assembly and tes t ing under ex tre-
me condi t ions . The qual i ty of our a i rends is very wel l known and
acknowledged wor ld wide .
Our engineers cont inuously deve lop our products in order to fu l-
f i l l and even exceed cus tomer s requirements . Highes t e f f ic iency
and re l iabi l i ty in the marke t a re resul ts of improvement of a i rend
design and product ion processes done over the years .
Our del ivery program includes bel t dr iven, d i rec t dr iven and gear
driven a irends. The a i rends bui l t wi th high prec is ion are sui ted
for work under the most di f f icul t condi t ions 24 hours per day .
Many fea tures and highl ights of the a i rends a l low OEM-custo-
mers easy se l l ing of the ir products to end users .Recent ly we added to our famous ser ies CE & CF the newest
deve lopment OS ser ies . With the new OS ser ies we reached even
higher leve l of e f f ic iency of screw compressors . Simplic i ty of
the des ign increases i ts re l iabi l i ty .
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PERFORMANCE OS70
Len gth _36 8 mm _ 14.5 inch
Width _217 mm _8.5 inch
Heig ht _19 5 mm _7 .7 inch
Weight _43 kg _95 lbs
160
140
80
60
40
120
100
4.5
4.0
3.5
3.0
2.5
2.0
1.0
5.0
1.03000 4000 5000 6000 7000 8000 90002000
10 20 30 40
7/102
Disch. Pressure (abs.) in bar/psi
16/232
SuctionVolumeFlowinm3/min
SuctionVolumeFlowincfm
Male Rotor Speed in rpm
60
55
65
10
50
45
40
35
30
25
20
15
45
40
35
30
25
20
15
10
50
5
3000 4000 5000 6000 7000 8000 90002000
10 20 30 40
Disch. Pressure (abs.) in bar/psi
16/232
7/102
PowerConsumptioninkW
PowerConsumptioninhp
Male Rotor Speed in rpm
Medium: air; relative humidity: 60%; suction press. (abs.): 1 bar/14.5 psi;
suction temp.: 20C/68F; disch. temp.: 80C/176F; oil quality: ISO VG46
Male Rotor Tip Speed in m/s
Male Rotor Tip Speed in m/s
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550
450
500
250
200
150
100
400
300
350
14
12
10
8
6
4
16
21500 2500 30002000 3500 4000 4500 5000 5500 6000 65001000
10 20 30 40 50
7/102
Disch. Pressure (abs.) in bar/psi
16/232
SuctionVolumeFlowinm3/min
SuctionVolumeFlowincfm
Male Rotor Speed in rpm
180
160
80
60
40
20
100
120
140
200
130
120
140
110
100
90
80
70
60
50
50
30
20
150
10
1500 2500 30002000 3500 4000 4500 5000 5500 6000 65001000
10 20 30 40 50
Disch. Pressure (abs.) in bar/psi
16/232
7/102
PowerConsumptioninkW
PowerConsumptioninhp
Male Rotor Speed in rpm
Male Rotor Tip Speed in m/s
Male Rotor Tip Speed in m/s
Leng th _ 550 mm _21 .7 inch
Width _364 mm _14.3 inch
Heigh t _ 302 mm _11 .9 i nch
Weight _150 kg _331 lbs
PERFORMANCE OS110 *
* Preliminary data. Subject to change.
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PERFORMANCE OS163 *
SuctionVolumeFlowincfm
PowerConsumptioninkW
Medium: air; relative humidity: 60%; suction press. (abs.): 1 bar/14.5 psi;
suction temp.: 20C/68F; disch. temp.: 80C/176F; oil quality: ISO VG46
Male Rotor Tip Speed in m/s
Male Rotor Tip Speed in m/s
Len gth _80 0 mm _3 1.5 inch
Width _550 mm _21.7 inch
Heig ht _60 0 mm _2 3.6 inch
Weight _430 kg _948 lbs
400
150
100
200
250
50
300
350
280
300
240
220
260
180
160
200
140
120
100
80
60
40
320
20
1000 1500 2000 2500 3000 3500 4000 4500500
10 20 30 40 50
Disch. Pressure (abs.) in bar/psi
7/102
16/232
1000
1100
1200
500
400
600
700
300
200
800
900
30
32
26
24
28
20
18
22
16
14
12
10
8
6
34
41000 1500 2000 2500 3000 3500 4000 4500500
10 20 30 40 50
Disch. Pressure (abs.) in bar/psi
7/102
16/232
* Preliminary data. Subject to change.
PowerConsumptioninhp
SuctionVolumeFlowinm3/min
Male Rotor Speed in rpm
Male Rotor Speed in rpm
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s e r v i c e s
ComponentsYou can choose f rom a wide select ion o f components , a l l o f which
have been spec i f i ca l ly des igned for our a i rends in order to opt imize
ef f ic iency and re l iab i l i ty when operat ing in your compressor pack-
age. These components a re proven des igns and can be suppl ied
in a i rend k i ts to he lp reduce your cos ts and your logis t ics . Inle t
va lves , minimum pressure va lves , thermosta ts and combina t ion
blocks are a l l ava i lable for you to se lec t wi th our a i rends.
LubricantYour compressor system wil l last longer and be more rel iable when
using our high qual i ty minera l and synthe t ic coolants Pr imecool
and Pr imecool Plus . These lubr icants have been engineered wi th
exce l lent s ta r t up and opera t ing lubr ica t ion charac ter is t ics . Not
only wi l l this prov ide long l i fe , exce l lent cool ing per formance
and improved compressor e f f ic iency but you wi l l a lso benef i t f rom
ex tended warranty when us ing these lubr icants .
ControlsI f you require e lec tronic controls for your compressor package
then we can he lp. We have deve loped two types of e lec tronic
mult i func t iona l controls in accordance wi th EC s tandards which
can meet a wide var ie ty of your requirements .
Aftermarket Serv iceWe mainta in s tock of or igina l spare par ts and exchange a irends
in order to meet your demand. We a lso have a comprehensive
range of rebui ld k i ts and a fac tory rebui ld serv ice for our ent i re
product por t fol io, a long wi th a dedica ted team of spec ia l is ts to
he lp you wi th any spec ia l requirements you may have .
Engineer ing Serv icesOur engineer ing serv ices br ing you peace of mind and can he lp
you to deve lop and improve your packages . Our exper ienced and
capable engineer ing of f ice suppor ts a l l our cus tomers by work ing
with your teams to f ind solut ions for each a irend and component
appl ica t ion. Whatever your appl ica t ion, we have the exper ience ,
the r ight product and the opt imum sys tem solut ion in order to
save cos ts wi thout loss of qua l i ty or re l iabi l i ty .
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GHH RAND
Schraubenkompressoren GmbH
Steinbrinkstrae 1
46145 Oberhausen
Germany
Tel +49 (0) 208 699- 4111
Fax +49 (0) 208 699-4006
www.ghh-rand.com
p a s s i o n b e y o n d c o m p r e s s i o n