Mastervolt PowerCharger 12/20-3

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Installation Manual PowerCharger 12/20-3 English

Connect to the AC main to switch ON the

charger

POWER LED green = ON, red =

STANDBY.

If a failure occurs, refer to the user’s

manual for error codes.

Check all wiring; see step 4

for wiring details.

Reverse battery polarity

could damage the charger!

Terminator

Check the delivery contents.

Contact your supplier if one of the items is missing.

Do not use the PowerCharger if it is damaged.

AC cable

(6’, factory installed)

User’s manual +

Safety instructions+

Installation manual

Check the identification label to verify the

battery voltage and current matches the

DC output of the PowerCharger.

Choose the right DC wiring and fuses; see the

table below for recommended values.

We also recommend following the ABYC safety

standards

Part no PowerCharger model DC Cable cross section <2m/ 6ft DC fuse Recommended battery capacity

44210200 12/20-3 8 AWG 32 A 40-200 Ah

This quick installation guide provides a brief overview of a basic PowerCharger installation.

Reading the user’s manual is still necessary for safety instructions, additional features, best performance and

years of trouble-free service.

All electrical systems (DC and AC) must be disconnected from any power source during the entire

installation! Use insulated tools!

Read the safety instructions (chapter 2 of the user’s manual).

Safety regulations and measures:

1. Install the charger according to the instructions in both the user’s and installation manual.

2. Connections and safety features must be executed according to local applicable regulations.

Mastervolt cannot be held liable for:

• Damage resulting from the use of the battery charger;.

• Possible errors in the included manual and the consequences of the errors.

• Damage from misuse of the battery charger, improper installation or use in an application it was

not designed for.

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Summary

Installation Overview and Safety

Quick Installation Guide Overview

Provides a brief overview of a basic PowerCharger installation.

Safety Instructions and Regulations

Covers essential safety regulations, measures, and liability disclaimers for installation.

Installation Procedures

Check Delivery Contents

Verify all items are present and contact supplier if anything is missing.

Verify Identification Label

Check the label to confirm battery voltage and current match the PowerCharger DC output.

Wiring and Connection

Details wiring checks, reverse polarity warnings, and AC connection for power.

Technical Specifications and Dimensions

Installation Specifications

Lists key technical details like input voltage, frequency, consumption, and protection degree.

Installation Dimensions

Provides detailed physical dimensions in mm and inches for mounting the unit.