Stanka Vraza 53, P.P 168 47000 Karlovac, Hrvatska

MARINE VERTICAL CENTRIFUGAL PUMPS

Pumps of type family CG are constructed as single stage vertical centrifugal pumps. They are designed as general purpose ship’s engine room pumps i.e. for delivery of sea water, fresh water, bilge water and similar media.

Capacity – Q

10 – 350 m3/h

350 – 1500 m3/h

Delivery height – H

10 – 140 m

10 – 40 m

 

 

 

PUMP CONSTRUCTION FEATURES

“in-line” inlet and outlet flanges

radialy split pump casing

mechanical seal on shaft

 

DISTINCTIVE ATTRIBUTES

easily accessible pump rotor assembly, without removal of pump from pipeline or removal of electric motor

simple and proven pump design

selfpriming with air ejector SUE 26 or mechanically driven vacuum pump VK20

 

SEALING

Mechanical seal by SAELOL / CRANE

 

BEARINGS

Ball bearings by SKF

 

COUPLING

Coupling with spring discs and spacer

 

MATERIALS

Casing – Bronze, Ni-Al bronze, Grey cast iron, Nodular cast iron

Impeller – Bronze, Ni-Al bronze, Stainless steel

Shaft – Stainless steel

CHARACTERISTICS CURVES

MEASURE SKETCH

PUMP TYPE
SUCTION FLANGE
DISCHARGE FLANGE
DIMENSIONS
DN
OD
BCD
d
X
DN
OD
BCD
d
X
A
B
C
CGA 50
65
185
145
18
4
50
165
125
18
4
420
195
578
CGA 65
80
200
160
18
4
65
185
145
18
4
420
196
584
CGB 80
100
220
180
18
8
80
200
160
18
4
450
218
643
CGB 100
125
250
210
18
8
100
220
180
18
8
450
224
657
CGC 125
150
285
240
22,5
8
125
250
210
18
8
500
247
744
CGC 150
200
340
295
22,5
8
150
285
240
22,5
8
560
260
768
CGD 200
250
395
350
22,5
12
200
340
295
22,5
8
630
322
960
CGD 250
300
445
400
22,5
12
250
395
350
22,5
12
710
372
1010
CGE 300
350
505
460
22,5
16
300
445
400
22,5
12
800
480
1247
CGE 350
400
565
515
26,5
16
350
505
460
22,5
16
900
550
1317

PUMP CROSSECTION

POS PART NAME
QTY
2 Pump casing 1
4 Cover 1
6 Impeller 1
8 Shaft key 1
10 Casing wear ring 2
12 Shaft sleeve 1
13 Plug 1
14 Shaft 1
16 Shaft nut 1
18 Shaft sleeve 1
20 Mehanical sleeve 1
22 Ring 1
24 Bearing cover 1
26 Bearing casing 1
28 Circlip 1
30 Bearing sleeve 1
32 Bearing 1
34 Bolt guide 16
POS PART NAME
QTY
36 Bolt 16
38 Lamel X
40 Washer 8
42 Connecting peace 1
44 Motor coupling 1
46 Ring 2
48 Seal 1
50 Seal 1
52 Lubricator 2
54 Lubricator 1
58 Drain plug 1
60 Drain plug 1
62 Lubricating pipe 1
64 Connection 2
68 Plug 4
70 Plug 6
72 Pump pedastal 1
74 Motor carrier 1
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