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Alfa Laval HLSD-2, Инструкция по эксплуатации, Страница: 12 / 16

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7 Technical and physical data

Study the instructions carefully and pay special attention to the warnings!

7.1

Standard

The HLSD-2 pressure cover is designed according to Merkblatter AD 2000 newest edition and designed for installation in
pressure vessels until hazard category IV. The cover is not pressure tested and must be tested as a part of the pressure vessel.

-

HLSD-2 is designed for fluid group 1 and 2.

TECHNICAL DATA
Sizes

200 mm, 300 mm, 400 mm, 450 mm, 500 mm and 600 mm.

Pressure
Max. allowable pressure:

According to selection table, see page 13

Min. allowable negative pressure:

Full vacuum

Max. test pressure Ptest:

According to selection table, see page 13

PHYSICAL DATA
Materials
Product wetted steel parts:

1.4404 (AISI 316L)

Other steel parts:

1.1401 (AIAI 304)

Seal:

EPDM, FPM, Silicone, FEP covered silicone, FEP covered FPM, PFA covered silicone

Standard surface finish:

1.6µm, inside Ra 0.8µm

Temperature
Temperature range:

-10°C to +250°C

7.2

Options

A. Spring to assist opening.
B. Arrangement for securing cover in open and closed position.
C. Bracket for indication unit.
D. Handle in stainless steel.
E. Guide for cover for vertical installation. Please define positioning of the hinge (right or left hand side).
F. Sight glass DIN 28120.
G. Sight glass DIN 11851.
H. Safety grid.
I. Special surface finish.
J. Frame height G = 300mm.
K. Seal of Q (silicone), FPM, FEP covered silicone, PFA covered silicone, FEP covered FPM.
L. Conical frame, different frame thickness and frame height available on request.

12

Содержание HLSD-2

Страница 1: ...TE91K041 First published 08 2012 ESE02264 EN4 2018 02 Original manual Instruction Manual HLSD 2 Circular Access Tank Cover ...

Страница 2: ......

Страница 3: ...n 7 4 1 Application 7 4 2 Working principle 7 5 Operation 8 5 1 Safety regulations 8 5 2 Components 8 5 3 Weld into position 8 5 4 Assembly 9 5 5 Material lifetime 9 5 6 Closure of cover 9 5 7 Opening of cover 10 5 8 Cleaning 10 6 Maintenance 11 6 1 Maintenance 11 7 Technical and physical data 12 7 1 Standard 12 7 2 Options 12 7 3 Selection table 13 7 4 Certificates 13 8 General information 14 8 1...

Страница 4: ...s of the Member States concerning pressure equipment HLSD is constructed according to Merkblätter AD 2000 and approved by TÜV Nord e V app No 0124P042320 intended for pressure vessels in Category IV and Fluids Group 1 and 2 The Manhole Cover is not pressure tested It must be tested as a part of the pressure vessel The person authorised to compile the technical file is the signer of this document G...

Страница 5: ...ad the manual before using the cover 2 1 Important information WARNING Indicates that special procedures must be followed to avoid serious personal injury CAUTION Indicates that special procedures must be followed to avoid damage to the cover NOTE Indicates important information to simplify or clarify procedures 2 2 Warning signs General warning 5 ...

Страница 6: ...reserve the right to alter or modify any unit specification on any product without prior notice or any obligation The English version of the instruction manual is the original manual We make reservations in regard to possible mistranslations in language versions of the instruction manual In case of doubt the English version of the instruction manual applies 3 2 Intended use The end user should ver...

Страница 7: ...he vessel is required HLSD 2 is approved and can be used on pressure vessels according to PED 97 23 EC 4 2 Working principle HLSD 2 is secured in the closed position by swingbolts which together with the seal in the cover ensure complete tightness The cover is attached to the frame by a rigid hinge giving exact location of the cover in the closed position and designed to stop the cover at an angle...

Страница 8: ...ontent e g foodstuff must be kept National rules regarding use and test frequency must be followed 5 2 Components Depending of the detailed version of the cover specified by the customer components are attached accordingly Typical components according to drawing Screws complete number according to description Hinge swivelling feature Screwed sight glass circular sight glass Spring assist Limit swi...

Страница 9: ... closure of the cover Ensure before closing that the container is not occupied by persons animals or inadmissible objects Ensure before closing the cover that the sealing surface is free from any obstructions i e body parts or equipment as injury or damage can occur Al parts relevant to security and pressure has to be checked visually before closing the cover e g gasket gasket seating screws Cover...

Страница 10: ... arrangement should be used when opening the cover e g North South East West where appropriate Opened lid to be set down securely carefully to avoid damage to lid seal if possible use a spring loaded locking pin and to prevent lid falling downwards accidentally causing injury 5 8 Cleaning The complete cover has to be cleaned as per the recommendations of the manufacturer of the container It is the...

Страница 11: ...aintenance Cover has to be checked regularly for damage e g gasket gasket seating nut screw and complete swing assembly hinge spring etc Only Alfa Laval recommended spare parts to be used We recommend inspection of each cover at least annually against mechanical damage corrosion and tightness 11 ...

Страница 12: ...ion table see page 13 PHYSICAL DATA Materials Product wetted steel parts 1 4404 AISI 316L Other steel parts 1 1401 AIAI 304 Seal EPDM FPM Silicone FEP covered silicone FEP covered FPM PFA covered silicone Standard surface finish 1 6µm inside Ra 0 8µm Temperature Temperature range 10 C to 250 C 7 2 Options A Spring to assist opening B Arrangement for securing cover in open and closed position C Bra...

Страница 13: ...8 10 8 7 7 7 7 1 7 0 6 8 14 5 6 500 6 4 2 3 7 3 6 3 4 3 3 9 8 4 500 8 5 7 5 0 4 8 4 6 4 5 10 7 4 500 500 508 10 7 5 6 9 6 6 6 3 6 2 12 0 5 500 6 3 0 2 6 2 5 2 4 2 3 6 9 4 500 8 4 0 3 5 3 3 3 2 3 1 7 7 4 500 10 5 0 4 4 4 2 4 0 3 9 7 7 4 500 12 6 0 5 3 5 0 4 9 4 7 8 8 5 500 600 608 14 7 0 6 1 5 9 5 7 5 4 10 0 5 500 4203 0000 A t E C C S L R F G H Size 200 300 400 450 500 600 mm mm mm mm mm mm A 208 ...

Страница 14: ...olding A S Liability and warranty are excluded If advice and instruction of operating instructions are ignored For incorrect operation or for insufficient maintenance of the cover For any kind of change of function of cover without prior written agreement by Alfa Laval Kolding A S If covers are modified by non authorised persons If using the covers without attention of appropriate safety regulatio...

Страница 15: ...A S For further information please feel free to contact Alfa Laval Kolding A S 31 Albuen DK 6000 Kolding Denmark Registration number 30938011 Tel switchboard 45 79 32 22 00 Fax switchboard 45 79 32 25 80 www toftejorg com www alfalaval dk info dk alfalaval com Contact details for all countries are continually updated on our websites 15 ...

Страница 16: ...is the responsibility of the user of this document to comply with all applicable intellectual property laws Without limiting any rights related to this document no part of this document may be copied reproduced or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise or for any purpose without the expressed permission of Alfa Laval Corporate AB Alfa Lava...

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