CNN – 300 CUTES Corporation

*1.4006 = X10 Cr 13 (DIN) = 410 (ASTM) = SUS410 (JIS)
*1.4308 = G-X6CrNi18 9 (DIN) = CF-8 (ASTM) = SCS13 (JIS)
CNN – 300
*1.4408 = G-X6CrNiMo18 10 (DIN) = CF-8M (ASTM) = SCS14 (JIS)
CUTES Corporation
Single Stage Liquid Ring Vacuum Pumps
1/ 1
Technical Data
Pump type CNN-301 CNN-302 ----------
Capacity
CFM
Speed
RPM
Noise
dB(A)*
Weight
KGs
Seal flow
m 3 /hr
220~340 200~320
1170~1750 1170~1750
78 78
145(Without inlet/outlet manifolds)
1.4 1.6
* With silencer and after inlet and outlet piping in 200Torr.
Model Order Code
CNN – 3 0 1 FCD 1M
CNN CUTES Corporation Water Ring Vacuum Pump
3 Capacity 300CFM
01 Operating Vacuum range
01 : below 450mmHg
02 : 400 ~ 680mmHg
FCD Material Construction Code. Ref below table
1M Seal
Since 1974
Empty : Gland Packing
1M : Single Mech. Seal
2M: Double Mech. Seal
Parts Name FCD STD BVC BVS XVC XVS SS4 PVC PVS SS6
Cones GGL-200 GGL-200 1.4308 1.4308 1.4308 1.4308 1.4308 1.4408 1.4408 1.4408
Head GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 1.4308 GGL-200 GGL-200 1.4408
Housing GGL-200 GGL-200 GGL-200 1.4308 GGL-200 1.4308 1.4308 GGL-200 1.4408 1.4408
Shaft C 45 C 45 1.4006 1.4006 1.4006 1.4006 1.4006 1.4006 1.4006 1.4408
Cladding Plate ---- ---- ---- ---- 1.4408 1.4408 ---- 1.4408 1.4408 ----
Bearing Bracket GGG-40 GGG-40 GGG-40 GGG-40 GGG-40 GGG-40 GGG-40 GGG-40 GGG-40 GGG-40
Bearing Cap GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 GGL-200 GGL-200
Rotor GGG-40 1.4308 1.4308 1.4308 1.4308 1.4308 1.4308 1.4408 1.4408 1.4408
ISO 9001 Certificated

SINCE 1974
Capacity
Brake Horsepower
700
650
600
550
500
3
m /h
450
400
350
300
250
200 300 400 500 600 mbar(A) 700 800
15
kW
10
5
CUTES Corporation
20
Performance Curves
15
2/ 2
1750min-1
200 300 400 500
600
700 Torr
200 300 400 500 600 mbar(A) 700 800
10
inHg(G)
600 500 400 300 200 100
mmHg(G)
1600min-1
1470min-1
1170min-1
20 30 40 50 60 70 80 90 100 kPa(A)
1750min-1
1600min-1
1450min-1
1170min-1
20 15 10 5 0 inHg(G)
These performance curves are based on operating conditions
with Dry air at a temperature of 20 o C, operating water at a
temperature of 15 o C, and discharge pressure of 1013mbar with
a tolerance of +/- 10%.
Model: CNN - 301
5 0
400
350
300
250
CFM
200
150
900 1000
900 1000
20
HP
15
10
mbar(A) Flow Requirement m 3 /hr
RPM 400 500 600 700 800 900
1170
~
1750
1.4 1.4 1.4 1.4 1.4 1.4
5

SINCE 1974
Capacity
Brake Horsepower
600
550
500
450
400
3
m /h
350
300
250
200
15
kW
10
5
30
0
0
0
0
30
CUTES Corporation
700
100
100
25
20
200 300 400 mbar(A) 500 600 700 800
3/ 3
1750min-1
15
200 300 400 500
600 Torr
200 300 400 mbar(A) 500 600 700 800
10
inHg(G)
600 500 400 300 200 mmHg(G)
10 20 30 40 50 60 70 80 kPa(A)
100
Performance Curves
1600min-1
1170min-1
25 20 15 10 inHg(G)
These performance curves are based on operating conditions
with Dry air at a temperature of 20 o C, operating water at a
1470min-1
1750min-1
1600min-1
1450min-1
1170min-1
temperature of 15 o C, and discharge pressure of 1013mbar with
a tolerance of +/- 10%.
Model: CNN - 302
mbar(A) Flow Requirement m 3 /hr
350
300
250
CFM
200
150
100
HP
20
15
10
RPM 100 200 400 600 700 800
1170
~
1750
1.6 1.6 1.6 1.6 1.6 1.6
5

Dimensions
4/ 4

Section Drawing
5/ 5
Items Name No.
1 Housing 1
2 Heads 2
3 Impeller 1
4 Cones 2
5 Shaft 1
6 Packing Gland 1 set
7 Bearing Carrier 2
8 Bearing 2
9 OB Cap. 2
10 IB Cap 2
11 Gasket 1 set

Exploded View
Items Name Items Name
1 Housing 14 L. I. B. Cap
2 Impeller 15 Shims
3 Shaft 16 Lock Washer
4 Housing Gasket 17 Lock Nut
5 Head 18 F. O. B. Cap
6 Cone Gasket 19 F. I. B. Cap
7 Cone 20 O Ring
8 Bearing 21 Packing Ring
9 L. O. B. Cap Gasket 22 Packing Gland
10 L. O. B. Cap 23 Shaft Key
11 Grease Seal 24 Impeller Key
12 Grease Seal 25 Bearing Carriers
13 L. I. B. Cap Gasket 26 Cladding Plate
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