LEAB MelfBox Manuel utilisateur

LEAB Automotive GmbH

Thorshammer 6

DE-24866 Busdorf

User manual

Version: 1.6

Issue date: 12.06.2019

MelfBox®

Vehicle electrical input system

User manual

 
 
Welcome 
With the LEAB MelfBox, you have opted for a modern and technically 
innovative vehicle electrical input system. Read this manual carefully before 
installing and commissioning, and retain it for future reference. 
If you have any suggestions or comments about this manual, please let us 
know by email: [email protected]. 
Our website, www.leab.eu, contains further product information as well as 
latest versions of the manual. Here you will also find information about 
optional accessories or variants of your product. 
Table of Contents 
1About this Manual ................................................................................ 1 
2General Safety ...................................................................................... 2 
3Package Contents ................................................................................. 2 
4About the MelfBox ............................................................................... 3 
5Assembly and Installation..................................................................... 4 
5.1 Creating a Body Cutout................................................................... 4 
5.2 Connecting and Assembling the Supply Unit .................................. 5 
6Operation ............................................................................................. 6 
7Cleaning and Maintenance................................................................... 7 
8Disposal ................................................................................................ 8 
9Technical Specifications........................................................................ 8 
10 Accessories ........................................................................................... 9 
11 EU Declaration of Conformity............................................................... 9 
12 Warranty............................................................................................... 9 
 

About this Manual User manual

Page 1 of 9

1About this Manual

The technical data, information and illustrations are carefully compiled and

correspond to the state of the art at the time of printing. LEAB reserves the

right to change products and documentation without prior notice at any

time in accordance with technical requirements and new developments.

Throughout the manual, you will be alerted to warnings and safety notices

about potential hazards associated with handling the product. The colours

and signal words indicate the severity of the hazard:

Signal word

Meaning

DANGER

Warns of imminent danger resulting in death or

serious injury.

WARNING

Warns of a potentially dangerous situation that

can result in death or serious injury.

CAUTION

Warns of a potentially dangerous situation that

can result in moderate or minor injuries.

NOTICE

Warns of a potentially dangerous situation that

can result in material and environmental

damage.

In this manual you will also find the following symbols:

Shows you useful tips and information about the product.

Indicates a mandatory requirement for the following

instruction.

Shows the result of an instruction.

It is prohibited to copy, duplicate, translate or otherwise pass on the

content of this manual to third parties without the express written

permission of LEAB.

General Safety User manual

Page 2 of 9

2General Safety

This manual supports safe handling of the product. Use the product only in

accordance with its intended use:

The LEAB MelfBox is a vehicle electrical input system.

Assembly and installation should only be carried out by qualified

electricians. Any modifications to the product or its components are

prohibited and do not conform to its intended use. Only use original LEAB

or LEAB-approved accessories.

When installing and using the MelfBox, observe the basic safety

instructions:

Electric current hazard: Before operation, make sure there are no

open or damaged cables.

Replace defective parts or damaged cables immediately.

Only use the MelfBox within the specified voltage limits.

Defect from reverse polarity: Before operation, make sure that all

cables are connected correctly.

3Package Contents

Item

No.

Cover

Housing

Housing seal

Body seal

Quick start guide

Screw 3.5 x 14

Cap

About the MelfBox User manual

Page 3 of 9

4About the MelfBox

The LEAB MelfBox is a vehicle electrical input system. It has a potential-free

switching contact (normally open contact) to create a start locking

mechanism. An electronic system prevents contact erosion. The status

display provides information about the current system status.

Number

Description

Operating display

Flap

Number

Description

Housing seal

Housing with body seal

Cap

Cover

Assembly and Installation User manual

Page 4 of 9

5Assembly and Installation

Notes on the Assembly Site

To ensure perfect operation, observe the following notes on the assembly

site:

Choose a vertical surface.

Choose a site that has minimum dust and is protected from jet

water.

Make sure that there is sufficient space at the assembly site.

5.1 Creating a Body Cutout

1. Saw a hole (diameter: 55 mm) in the vehicle body.

2. To prevent corrosion, seal the cut surfaces.

The body cutout is created and you can connect the supply

unit.

Assembly and Installation User manual

Page 5 of 9

5.2 Connecting and Assembling the Supply Unit

Before connecting the supply unit:

1. Route a connection cable (H07RN-F, 3 x 2.5) in the vehicle.

2. Attach the connection cable to the vehicle installation.

Notice: Install a suitable fuse in the vehicle (up to 16 A).

3. Optional: Route a cable (H05RN-F, 2 x 0.5) for the start-

locking in the vehicle and connect it to the specific vehicle

installation (control module or similar).

Notice: Install a suitable fuse in the vehicle (up to 1 A).

Connecting the Supply Unit

1. Pierce the housing seal at the intended

location with a pointed tool.

2. Feed the connection cable (H07RN-F, 3

x 2.5) through the hole.

3. Connect the wires of the connection cable to the corresponding screw

terminals (see illustration).

Optional: Connecting the start locking mechanism

The MelfBox has a potential-free switching contact (normally

open contact) to create a start locking mechanism.

The design of the start locking mechanism depends on the

vehicle. Inquire from your vehicle manufacturer.

1. Insert the start-locking cable (H05RN-F, 2 x 0.5) through the second

hole of the housing seal (see illustration).

2. Insert the wires of the start-locking cable into the push-in terminals

(max. current: 1 A).

Operation User manual

Page 6 of 9

Assembling the Supply Unit

Before assembling the supply unit:

Check the correct connection of the cables in the MelfBox

housing.

Check that the body seal is seated on the housing.

1. Place the housing seal in the cap.

2. Attach the cap to the supply unit with the 3 screws (3.5 x 14).

3. Check the tightness of the housing seal.

4. Push the supply unit into the body cutout.

5. Tighten the 3 screws on the front (see

illustration) until the supply unit is firmly

seated in the body cutout (maximum

torque: 1 Nm).

6. Attach the cover.

The MelfBox supply unit is assembled and ready to use.

6Operation

NOTICE

Defect from inactive start-locking mechanism

Note that start-locking only works when the MelfBox is active

(lit status indicator).

1. Plug the two-pin earthed plug of the connection cable into a 230 V

mains supply.

2. Open the flap of the supply unit.

3. Plug the coupling into the supply unit.

The voltage input is provided at the load output of the supply

unit. Connected consumers are supplied. The status display

shows the operating status of the MelfBox.

Cleaning and Maintenance User manual

Page 7 of 9

Operating Status Overview

Operating

display

Operating status

Blue, flashing

The MelfBox is active.

A minimum of 50 W power is removed from the supply

unit (the greater the power, the faster the flashing).

Yellow,

steady light

Note: This operating condition only occurs immediately

after inserting the MelfBox coupling. The MelfBox does

not switch back from "blue" to "yellow".

The MelfBox is active.

No power is removed.

Check the connection of the consumers.

Check the fuse at the outlet of the MelfBox.

7Cleaning and Maintenance

WARNING

Injury from electric shock

Before doing any work, make sure that the MelfBox system is

de-energised.

NOTICE

Strong jet water can cause damage

Do not aim the pressure washer or other devices directly at

the MelfBox supply unit.

Regular Activities

Check the MelfBox for external damage each time before you use

it.

Clean the supply unit once a month with compressed air.

Protect the coupling and cable from being run over, getting wet

and other liquids.

Regularly check the tightness of the supply unit in the vehicle

body.

Disposal User manual

Page 8 of 9

8Disposal

Dispose of the product in accordance with the Waste Electrical and

Electronic Equipment Regulations (WEEE).

The product must not be disposed of with household waste.

Take it to a recycling point or send it to your point of sale.

9Technical Specifications

MelfBox, Supply Unit

Part number

1105002001

Nominal voltage (AC)

230 V (+/- 10 %)

Current, max. (AC)

16 A

Frequency

50 Hz

Potential-free switching

contact (normally open

contact)

1 A

Operating display

LED

Installation diameter

55 mm

Installation depth

56 mm

Length

62 mm

Width

67 mm

Height

67 mm

Cable cross-section

2.5 mm²

Material

Polyamide, glass fibre reinforced (PA6

GF30)

Contacts

L1 / N / PE

IP rating

IP55

Protection class

Weight

0.12 kg

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