Alfa Laval Heatpac EHS-71 Скачать руководство пользователя страница 2

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Alfa Laval reserve the right to make changes at any time without
prior notice.

Any comments regarding possible errors and omissions or
suggestions for improvement of this publication would be
gratefully appreciated.

Copies of this publication can be ordered from your local
Alfa Laval company.

Published by:

Alfa Laval Tumba AB



Marine & Diesel Equipment



S - 147 80 Tumba



Sweden

The original instructions are in English

Содержание Heatpac EHS-71

Страница 1: ...Marine Diesel Equipment Heatpac EHS 71 System System Instructions Product No Printed Book No 9016616 01 to 07 Jun 2015 9020063 02 V1 ...

Страница 2: ...ssions or suggestions for improvement of this publication would be gratefully appreciated Copies of this publication can be ordered from your local Alfa Laval company Published by Alfa Laval Tumba AB Marine Diesel Equipment S 147 80 Tumba Sweden Copyright Alfa Laval Tumba AB Jun 2015 The original instructions are in English ...

Страница 3: ...inciple 17 5 Operating instructions 19 5 1 Before Start 19 5 2 Start up 19 5 3 Operation 20 5 4 Stop 20 6 Alarms and Fault Finding 21 6 1 Alarm Indication 21 7 Diagrams 23 7 1 Electrical System Layout 23 7 2 Cable List 24 7 3 Interconnection Diagram 25 7 4 Installation Diagram 26 8 Installation 27 8 1 General Installation 27 8 2 Electrical Installation 28 3 ...

Страница 4: ......

Страница 5: ...ervice and maintenance Not following the instructions can result in serious accidents In order to make the information clear only foreseeable conditions have been considered No warnings are given therefore for situations arising from the unintended usage of the machine and its tools 5 ...

Страница 6: ... ...

Страница 7: ...es an imminently hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury NOTE NOTE indicates a potentially hazardous situation which if...

Страница 8: ...1 Warning signs in text ...

Страница 9: ...pac EHS 71 system is designed for the heating of mineral oils in a centrifugal separator cleaning system and or in a fuel conditioning system FCM This system description is valid for the Heatpac EHS 71 Heating System 9 ...

Страница 10: ...2 Scope ...

Страница 11: ...on 3 1 Basic Concept The Heatpac EHS 71 basic concept comprises an electric heater of EHM type combined with an electronic control unit power unit and a number of ancillary components 3 1 1 Principle Diagram G1120811 11 ...

Страница 12: ...1 1 1 Basic Equipment G1119711 1 Oil heater 2 Temperature sensor 3 Safety valve 4 Temperature sensor 5 Pressure gauge 6 Needle valve 7 Copper washer 8 Nipple 9 Washer 10 Self sealing nipple 11 Power unit 12 Control cabinet 12 ...

Страница 13: ... 24 kW 400V 440V 480V 690V 11 1 9017568 80 Power Unit 7 22 kW 230 V 230V 12 1 9016858 80 Control cabinet kit Basic Equipment EHS 71 14 16 kW Pos Qty Part No Name Remark 580975 80 Oil heater 7 kW 230 V 230 V 580975 81 Oil heater 7 kW 400 V 400 V 580975 82 Oil heater 8 kW 440 V 440 V 580975 83 Oil heater 8 kW 480 V 480 V 1 1 580975 84 Oil heater 7 kW 690 V 690 V 2 1 597256 01 Temperature sensor High...

Страница 14: ...lf sealing nipple 580940 80 Power Unit 7 24 kW 400V 440V 480V 690V 11 1 9017568 80 Power Unit 7 22 kW 230 V 230V 12 1 9016858 80 Control cabinet kit Basic Equipment EHS 71 36 40 kW Pos Qty Part No Name Remark 580977 81 Oil heater 7 kW 400 V 400 V 580977 82 Oil heater 8 kW 440 V 440 V 580977 83 Oil heater 8 kW 480 V 480 V 1 1 580977 84 Oil heater 7 kW 690 V 690 V 2 1 597256 01 Temperature sensor Hi...

Страница 15: ...elf sealing nipple 11 1 580942 81 Power Unit 50 72 kW 400V 440V 480V 690V 12 1 9016858 80 Control cabinet kit Basic Equipment EHS 71 65 72 kW Pos Qty Part No Name Remark 580979 81 Oil heater 7 kW 400 V 400 V 580979 82 Oil heater 8 kW 440 V 440 V 580979 83 Oil heater 8 kW 480 V 480 V 1 1 580979 84 Oil heater 7 kW 690 V 690 V 2 1 597256 01 Temperature sensor High temp alarm 1761805 01 Safety valve 6...

Страница 16: ...00 kW 480 V 480 V 1 1 580978 94 Oil heater 100 kW 690 V 690 V 2 1 597256 01 Temperature sensor High temp alarm 1761805 01 Safety valve 6 bar 6 bar 3 1 1761805 02 Safety valve 15 bar 15 bar 4 1 597256 01 Temperature sensor 543054 01 Pressure gauge 0 6 bar 5 1 543054 09 Pressure gauge 0 16 bar 6 1 1763903 01 Needle valve 7 4 1761834 01 Cu washer for G conn 8 1 1763729 01 Nipple 9 1 1761834 07 Washer...

Страница 17: ...ed in the control unit If the preset alarm levels are exceeded an alarm indication is given The Heatpac EHS 71 system has a standard safety function comprising a high temperature sensor Pt100 located in the heater and connected to an electronic temperature limiter located in the power unit A signal from this equipment directly shuts off the heater thus protecting it from overheating This equipment...

Страница 18: ...4 Heatpac Working Principle ...

Страница 19: ...ontrol unit with the plant set values shown on the inside of the control unit NOTE Where there is booster heating e g during manoeuvering when marine diesel or lighter fuel is used the temperature set point must be reduced to a temperature suitable for the fuel used 2 Start the oil pump if not already running 3 Start the heater via the control unit The temperature increases up to the set point and...

Страница 20: ...ystem requires no special attention during normal operation For further information on alarm functions see 6 Alarms and Fault Finding on page 21 5 4 Stop 1 Stop the heater via the control unit NOTE Where there is booster heating the temperature setpoint must gradually be lowered to a temperature suitable for the fuel used 2 If the oil feed pump is to be stopped wait 1 minute after the heater has b...

Страница 21: ...e Adjust process condition Broken fuses or burned contactors Find the cause of the broken fuse and remedy Renew broken fuses Check wiring and contactor coils Faulty controller in the control unit Check the control unit and the electric heater kit Clogged heater element Dismantle the heater and check for clogged element Clean the heater elements in suitable solvents Broken wiring or defective heate...

Страница 22: ...6 Alarms and Fault Finding ...

Страница 23: ...7 Diagrams 7 1 Electrical System Layout G1119311 Alfa Laval ref 9020040 rev 0 23 ...

Страница 24: ...7 Diagrams 7 2 Cable List G1119411 Alfa Laval ref 9020041 rev 0 24 ...

Страница 25: ...7 Diagrams 7 3 Interconnection Diagram G1119511 Alfa Laval ref 1766846 rev 0 25 ...

Страница 26: ...7 Diagrams 7 4 Installation Diagram G1119611 Alfa Laval ref 9016653 rev 0 26 ...

Страница 27: ... the installation Specifications Install the heater with sufficient room for dismantling of heater elements and for easy access to ancillary components The control unit should be positioned where ventilation is good and where it is protected from heat and humidity The ambient temperature must not exceed 55 C The contactor box must be within convenient reach of the control unit Electrical wiring sh...

Страница 28: ... sensor flow switch and high temperature switch Power cables and fuses must be dimensioned for the installation capacity G025211A The screened cables must be kept well away from the power cables The minimum specified distance is 300 mm Screens must be earthed as close as possible to the earth bar Cables to the external alarm panel and for series computer communication must be installed according t...

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