MR MESSKO MMK Manuel utilisateur

Oil Level Indicator

MESSKO® MMK

Operating Instructions

5793437-01 EN

Dissemination and reproduction of this document and use and disclosure of its

content are strictly prohibited unless expressly permitted.

of the granting of patents, utility models or designs.

The product may have been altered since this document was published.

We reserve the right to change the technical data, design and scope of supply.

Generally the information provided and agreements made when processing the

individual quotations and orders are binding.

The original operating instructions were written in German.

Table of contents

35793437-01 EN

1 Introduction...........................................................................5

1.1 Manufacturer.................................................................................... 5

1.2 Safekeeping..................................................................................... 5

1.3 Notation conventions ....................................................................... 5

1.3.1 Hazard communication system .................................................................... 5

1.3.2 Information system....................................................................................... 7

1.3.3 Instruction system ........................................................................................ 7

1.3.4 Typographic conventions ............................................................................. 8

2 Safety.....................................................................................9

2.1 Appropriate use ............................................................................... 9

2.2 Fundamental safety instructions ...................................................... 9

2.3 Personnel qualification................................................................... 11

2.4 Personal protective equipment ...................................................... 13

3 Product description............................................................15

3.1 Scope of delivery ........................................................................... 15

3.2 Function description....................................................................... 15

3.3 Design/versions ............................................................................. 17

3.4 Nameplate ..................................................................................... 18

4 Packaging, transport and storage ....................................19

4.1 Purpose ......................................................................................... 19

4.2 Suitability, structure and production............................................... 19

4.3 Markings ........................................................................................ 19

4.4 Transportation, receipt and handling of shipments........................ 19

4.5 Storage of shipments..................................................................... 21

5 Mounting .............................................................................22

5.1 Removing the oil level indicator ..................................................... 22

5.2 Checking the flanges on the oil conservator.................................. 22

Table of contents

4 5793437-01 EN

5.3 Attaching the oil level indicator to the oil conservator.................... 23

5.4 Tests .............................................................................................. 27

5.5 Attaching limit switches to the measuring tube.............................. 28

5.6 Attaching the remote transmitter to the measuring tube................ 31

6 Maintenance and care ........................................................34

7 Disposal...............................................................................35

8 Technical data.....................................................................36

8.1 Oil level indicator ........................................................................... 36

8.2 Limit switch .................................................................................... 36

8.3 Remote transmitter ........................................................................ 37

8.4 Dimensional drawing ..................................................................... 38

1 Introduction

55793437-01 EN

This technical document contains detailed descriptions on the safe and

proper installation, connection, commissioning and monitoring of the prod-

uct.

This technical document is intended solely for specially trained and autho-

rized personnel.

1.1 Manufacturer

The product is manufactured by:

Messko GmbH

Gewerbegebiet An den Drei Hasen

Messko-Platz 1

61440 Oberursel

Germany

Phone: +49 6171 6398-0

E-mail: [email protected]

Internet: www.reinhausen.com/messko

Further information on the product and copies of this technical document are

available from this address if required.

1.2 Safekeeping

Keep this technical file and all supporting documents ready at hand and ac-

cessible for future use at all times.

1.3 Notation conventions

This section contains an overview of the symbols and textual emphasis

used.

1.3.1 Hazard communication system

Warnings in this technical file are displayed as follows.

1.3.1.1 Warning relating to section

Warnings relating to sections refer to entire chapters or sections, sub-sec-

tions or several paragraphs within this technical file. Warnings relating to

sections use the following format:

1 Introduction

6 5793437-01 EN

WARNING

Type and source of danger

Consequences

► Action

1.3.1.2 Embedded warning information

Embedded warnings refer to a particular part within a section. These warn-

ings apply to smaller units of information than the warnings relating to sec-

tions. Embedded warnings use the following format:

DANGER! Instruction for avoiding a dangerous situation.

1.3.1.3 Signal words and pictograms

The following signal words are used:

Signal word Definition

DANGER Indicates a hazardous situation which, if not avoided, will result in

death or serious injury.

WARNING Indicates a hazardous situation which, if not avoided, could result

in death or serious injury.

CAUTION Indicates a hazardous situation which, if not avoided, could result

in minor or moderate injury.

NOTICE Indicates measures to be taken to prevent damage to property.

Table1: Signal words in warning notices

1 Introduction

75793437-01 EN

Pictograms warn of dangers:

Pictogram Definition

Warning of a danger point

Warning of dangerous electrical voltage

Warning of combustible substances

Warning of a tipping hazard

Warning of a hot surface

Table2: Pictograms used in warning notices

1.3.2 Information system

Information is designed to simplify and improve understanding of particular

procedures. In this technical file it is laid out as follows:

Important information.

1.3.3 Instruction system

This technical file contains single-step and multi-step instructions.

1 Introduction

8 5793437-01 EN

Single-step instructions

Instructions which consist of only a single process step are structured as fol-

lows:

Aim of action

üRequirements (optional).

► Step 1 of 1.

ðResult of step (optional).

ðResult of action (optional).

Multi-step instructions

Instructions which consist of several process steps are structured as follows:

Aim of action

üRequirements (optional).

1. Step 1.

ðResult of step (optional).

2. Step 2.

ðResult of step (optional).

ðResult of action (optional).

1.3.4 Typographic conventions

The following typographic conventions are used in this technical file:

Typographic convention Purpose Example

UPPERCASE Operating controls,

switches

ON/OFF

[Brackets] PC keyboard [Ctrl] + [Alt]

Bold Software operating con-

trols

Press Continue button

…>…>… Menu paths Parameter > Control pa-

rameter

Italics System messages, error

messages, signals

Function monitoring alarm

triggered

[► Number of pages]. Cross reference [► 41].

Table3: Typographic conventions

2 Safety

95793437-01 EN

This technical document contains detailed descriptions on the safe and

proper installation, connection, commissioning and monitoring of the prod-

uct.

▪ Read this technical file through carefully to familiarize yourself with the

product.

▪ This technical file is a part of the product.

▪ Read and observe the safety instructions provided in this chapter in partic-

ular.

▪ Observe the warnings in this technical file in order to avoid function-re-

lated dangers.

▪ The product is manufactured on the basis of state-of-the-art technology.

Nevertheless, risks to life and limb for the user or impairment of the prod-

uct and other material assets may arise in the event of improper use.

2.1 Appropriate use

The oil level indicator displays the oil level of the transformer's oil conserva-

tor using a float gauge and magnetic flaps.

The product is designed solely for use in electrical energy systems and facili-

ties. If used as intended, in compliance with the requirements and conditions

specified in this technical document and the warning notices in this technical

document and attached to the product, the product does not pose risk of in-

jury or damage to property or the environment. This applies across the entire

service life of the product, from delivery to installation and operation through

to disassembly and disposal.

The following is considered appropriate use:

▪ Use the product only with the transformer specified in the order.

▪ Operate the product in accordance with this technical document, the

agreed-upon delivery conditions and the technical data.

▪ Ensure that all necessary work is performed by qualified personnel only.

▪ Use the equipment and special tools supplied solely for the intended pur-

pose and in accordance with the specifications of this technical file.

2.2 Fundamental safety instructions

To prevent accidents, disruptions and damage as well as unacceptable ad-

verse effects on the environment, those responsible for transport, installa-

tion, operation, maintenance and disposal of the product or parts of the prod-

uct must ensure the following:

2 Safety

10 5793437-01 EN

Personal protective equipment

Loosely worn or unsuitable clothing increases the danger of becoming

trapped or caught up in rotating parts and the danger of getting caught on

protruding parts. This results in danger to life and limb.

▪ All necessary devices and personal protective equipment required for the

specific task, such as a hard hat, safety footwear, etc. must be worn. Ob-

serve the "Personal protective equipment" [►Section 2.4, Page 13] sec-

tion.

▪ Never wear damaged personal protective equipment.

▪ Never wear rings, necklaces or other jewelry.

▪ If you have long hair, wear a hairnet.

Work area

Untidy and poorly lit work areas can lead to accidents.

▪ Keep the work area clean and tidy.

▪ Make sure that the work area is well lit.

▪ Observe the applicable laws for accident prevention in the relevant coun-

try.

Explosion protection

Highly flammable or explosive gases, vapors and dusts can cause serious

explosions and fire.

▪ Do not install or operate the product in areas where a risk of explosion is

present.

Safety markings

Warning signs and safety information plates are safety markings on the

product. They are an important aspect of the safety concept. Safety mark-

ings are depicted and described in the chapter "Product description".

▪ Observe all safety markings on the product.

▪ Make sure all safety markings on the product remain intact and legible.

▪ Replace safety markings that are damaged or missing.

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