COF#L

CYLINDERS OIL RETURN WITH HOLLOW PISTON STEEL AND ALUMINIUM

force: 30-200t

stroke: 75-250mm

max working pressure: 700bar

Features

All COF cylinders are supplied with a smooth hollow saddle and have a have a threaded body, rod and base to facilitate the fixing and inserting of the necessary accessories. These cylinders are equipped with a safety valve which is connected to the retract chamber and prevents any possible overpressure. The end of stroke nut has a wiper to prevent the entrance of dirt.
The nitride anti-corrosive treatment makes them suitable for works in harsh environments and in the open air.

 

OPERATIONAL AREAS
The through hole makes them particularly suitable for tensioning, mounting and the extraction of pulleys, bushings and heat exchanger pipes. They can be used in pushing and pulling operations by putting a bar or a cable attached to the saddle.

 

ACCESSORIES
ZTE threaded saddle allows the mounting of threaded bars.

 

STANDARD
Smooth hollow saddle avoids any risk of rod deformation.

 

OPTIONS
L version, cylinders with aluminum body ( COF###L### )

 

♦ It’s important to drop the pressure inside the cylinder before disconnecting the quick coupler to avoid problems if re-inserting or lowering the load. In case some pressure persists it is possible to use the apposite tool KTS38.

PUSHING FORCE

PULLING FORCE

STROKE

PUSHINF EFFECTIVE AREA

PULLING EFFECTIVE AREA

PUSHING OIL VOLUME

PULLING IL VOLUME

MODEL

CLOSED HEIGHT

Ø EXTERNAL VERSION N Ø EXTERNAL VERSION L

Ø PISTON

Ø ROD

COUPLERS HEIGHT

Ø HOLLOW SADDLE

ROD PROJECTION

ROD INTERNAL THREAD

ROD THREAD DEPTH

Ø PCD MOUNTING HOLES

BASE MOUNTING HOLES DEPTH

COLLAR THREAD

COLLAR THREAD LENGHT

Ø THROUGH HOLE

WEIGHT VERSION N

WEIGHT VERSION L

 

 

 

 

 

 

 

 

 

 

* Nominal value, for precise capacity see kN

t*
kN

t*
kN

mm

cm²

cm²

cm3

cm3

A
mm

D
mm

E
mm

F
mm

H
mm

H1
mm

J
mm

K
mm

O
mm

P
mm

U
mm

V / Z
mm

W
mm

X
mm

Y
mm

kg

kg

 30

334

18

176

100  47.7  25.1 477 251 COF30N100 196 115

125

90 70 21 152 57.5 2 M48 x1,5 32 65 2xM10

12

M115

x2

20 34 13 11

150

716

377

COF30N150

246

202

16

14

250

1193

628

COF30N250

346

302

21

20

60

590

31

309

75

84.3 44.1

632

331

COF60N75

186

165

180

125  100  26

134

 81.5  2  M72 x1,5 40 90 4xM10

16

M165

x4

25 54.5

26

18

100

842

442

COF60N100

211

159

28

19

150

1264

663

COF60N150

261

209

34

24

250

2106

1104

COF60N250

361

309

46

32

100

947

58

568

75

135.3 81.1

1015

608

COF100N75

214

215

235

165 130 36

155

117.5 4 M102 x1,5 55 130 4xM12

15

M215

x4

35 80.5

47

29

150

2029

1216

COF100N150

289

230

61

37

MODEL

FOR USE WITH

a

k

j

p

y

o

kg

ZTE30

COF30 # # # #

39

7

57.5

32

1 ¼’’ – 7 UNC

M48x1,5

0.3

ZTE60

COF60 # # # #

47

7

81.5

40

1 ⅝’’ 5 ½ UNS

M72x1,5

0.8

applications

Energy

constructions

Mining

Industry

Maintenances

All EUROPRESS products are covered by a one year guarantee against any defects in materials or workmanship. This guarantee does not cover normal wear and tear, improper use or any applications not in compliance with our recommended instructions, or where the equipment is used with unsuitable fluids, modifications and/ or alterations (including those resulting from repair or attempted repair by persons not authorized by EURO PRESS PACK), or damage caused by transportation.

To report any flaw, defect, non conformity, and/or to claim action under this guarantee, the Customer shall inform EURO PRESS PACK in writing within 5 days after receipt of the goods, or in case of hidden defect, within 5 days after such defect has been discovered. Before returning the goods to EURO PRESS PACK for possible remedy under guarantee, the purchaser shall have received EURO PRESS PACK’s authorization . If EURO PRESS PACK is firmly convinced that its own product is defective, EURO PRESS PACK will provide free of charge for repair or replacement. The transport costs to and from EURO PRESS PACK are at the customer’s charge.

If the intervention of EURO PRESS PACK personnel or of our authorized distributors is requested on the site for installation of the replaced items (provided it is ascertained that they are covered by this guarantee) the costs of transfer of such personnel, their travelling hours and travel expenses are at the Customer’s charge, whereas only the actual working hours will be at the charge of EURO PRESS PACK or of its authorized distributor.

THE ABOVE GUARANTEE IS THE ONLY GUARANTEE ACKNOWLEDGED AND RECOGNIZED BY EURO  PRESS  PACK AND IT REPLACES ANY AND ALL OTHER EXPLICIT OR IMPLICIT GUARANTEES REGARDINGTHEPRODUCTSMANUFACTURED AND MARKETED BY EURO PRESS PACK, AS TO THEIR MARKETABILITY OR SUITABILITY FOR SPECIFIC APPLICATIONS.

IT IS HEREBY EXPRESSLY STATED THAT ANY CHARGES AND/OR LIABILITY OF EURO PRESS PACK ARE EXCLUDED REGARDING:

  • ANY ACCIDENTAL OR CONSEQUENTIAL DAMAGES CAUSED BY DEFECTIVE OR NON CONFORMING PRODUCTS, BY NEGLIGENCE OR OTHERWISE;
  • DAMAGE DUE TO  OTHER  CAUSES INCLUDING,  BUT  NOT LIMITED TO NEGLIGENCE OF EURO PRESS PACK;
  • ANY OTHER OBLIGATION OR LIABILITY DERIVING FROM BREACH OF CONTRACT OR OF GUARANTEE.

THIS GUARANTEE WILL NOT BE EFFECTIVE IN CASE OF EVEN PARTIAL DEFAULT IN PAYMENT FOR THE SUPPLIED GOODS, INCLUDING INVOICES FOR TECHNICAL ASSISTANCE SERVICES.

The maximum amount payable by EURO PRESS PACK for damages will at all events be limited to the actually paid purchase price and shall therefore never exceed this price.

I In case of goods lost during transport, please contact the company within 30 days of loss: sales@europresspack.it

QUALITY CERTIFICATION
Euro Press Pack has always been a Company very attentive to quality norms. This means that both the design of our products than their manufacturing are planned considering the Good Manufacturing Practice.All necessary controls are made to grant our customers the highest possible quality standard. In this way the final product is produced and checked according to the defined procedures and this assures that the quality system is efficient, controlled and proved.

QUALITY SYSTEM CERTIFICATE ISO 9001
Certification for design, manufacturing, marketing and repair of high pressure components.

ENVIRONMETAL SYSTEM CERTIFICATE ISO 14001
System certification for design and manufacture, through the various step of cutting, mechanical machining, surface treatments, painting, assembly, testing, packing and dispatch, sales and service of high pressure hydraulic fluid components.

ANSI B30.1
All cylinders comply to the standard laid down by the American National Standards institute (apart from CGS#P#, CGG#P#, and CGR cylinders).

EN 60204-1
The electric parts of the machines are made according the standard of EN 60204-1.

SAE 100R10
The 700 bar hoses exceed this norm.

Direttive CE 2006/42/CE – CE 2006/95/CE – CE 2004/108/CE
All our power packs conform the CE norm on the machine directive, low tension and electromagnetic compatibility.

CE mark.
All EUROPRESS products meet the European safety directives. Except certain systems or utensils which are designed for a specific use and are certified as machineries, all the cylinders, pumps and power packs of generic purpose are accompanied by certificates. The CE certification is responsibility of the construction of the machinery in which all the components are assembled.

READY DELIVERY

Thanks to our speedy deliveries you don’t have the urge to place a huge stock order to assure your customers a good service