Mastervolt Solar ChargeMaster SCM-N 20 User Manual Download Page 2

 
 
 
 
 
CONTENTS  

 

 

2

 

November 07 / Solar ChargeMaster 20, 40 / EN 

 

CONTENTS

 

v 1.2 November 07

 

 

CONTENTS 

2

 

1

 

GENERAL INFORMATION 

2

 

2

 

SAFETY GUIDELINES AND MEASURES 

3

 

3

 

BEFORE YOU START 

4

 

4

 

INSTALLATION 

6

 

5

 

OPERATION 

8

 

6

 

CONFIGURATION 

10

 

7

 

TROUBLE SHOOTING 

14

 

8

 

TECHNICAL SPECIFICATIONS 

15

 

9

 

CE DECLARATION OF CONFORMITY 

16

 

 

1 GENERAL 

INFORMATION 

 

1.1 

Use of this manual 

This manual serves as a guideline for the safe and 
effective operation, maintenance and possible 
correction of minor malfunctions of the Solar 
ChargeMaster.  
It is therefore obligatory that every person who 
works on or with the Solar ChargeMaster is 
completely familiar with the contents of this manual, 
and that he/she carefully follows the instructions 
contained herein. 
Installation of, and work on the Solar ChargeMaster, 
may be carried out only by qualified personnel, 
consistent with the local standards and taking into 
consideration chapter 2 of this manual.  
Keep this manual at a secure place!  
The English version counts 16 pages.  
 

1.2 Guarantee 

specifications 

 

Mastervolt guarantees that this unit has been built 
according to the legally applicable standards and 
specifications. The guarantee is limited to the costs 
of repair and/or replacement of the product. Costs 
for installation labor or shipping of the defective 
parts are not covered by this guarantee. 
 

1.3 

Validity of this manual  

All of the specifications, provisions and instructions 
contained in this manual apply solely to standard 
versions of the Solar ChargeMaster delivered by 
Mastervolt.  
Part number  

Description 

131802000 

Solar ChargeMaster SCM-N 20 

131804000 

Solar ChargeMaster SCM-N 40 

 
For other models see other manuals available on 
our website: www.mastervolt.com. 
 

1.4 Quality 

 

During their production and prior to their delivery, all 
of our units are tested and inspected. 
 

1.5 Liability 

 

Mastervolt can accept no liability for:  

  consequential damage due to use of the Solar 

ChargeMaster

 

  possible errors in the manuals and the results 

thereof

.

 

 

1.6 Identification 

label 

 

The identification label is located at the bottom side 
of the Solar ChargeMaster. (see figure 1). Important 
technical information required for service, 
maintenance & secondary delivery of parts can be 
derived from the identification label.  

 

Figure 1: Identification label 

 

CAUTION! 
Never remove the identification label. 

 

1.7 

Changes to the Solar ChargeMaster  

Changes to the Solar ChargeMaster may be carried 
out only after obtaining the written permission of 
Mastervolt.

Design by

Mastervolt

Manufactured in China

Part no : 131802000

Type : Solar ChargeMaster 20

Input : 12/24V DC

Output : 20 A

IP 23

Serial no: V638A0001

Summary of Contents for Solar ChargeMaster SCM-N 20

Page 1: ...Solar ChargeMaster SCM N 20 SCM N 40 INTELLIGENT CHARGE CONTROLLER MASTERVOLT Snijdersbergweg 93 1105 AN Amsterdam The Netherlands Tel 31 20 3422100 Fax 31 20 6971006 www Mastervolt com ENGLISH PAGE 1...

Page 2: ...ement of the product Costs for installation labor or shipping of the defective parts are not covered by this guarantee 1 3 Validity of this manual All of the specifications provisions and instructions...

Page 3: ...arly applies to chapter 2 Safety Guidelines and Measures 2 4 Maintenance repair In case of maintenance and repair activities disconnect batteries and PV modules to prevent unintentional damage to the...

Page 4: ...stem For example street lights and road signs are often solar powered Overnight the battery is discharged during a preset time using the nightlight function Dusk to Dawn At day the battery is recharge...

Page 5: ...4V 24V 72 44V 36V With a 12V system the Solar ChargeMaster 40 can supply a maximum power of 480W To connect higher power devices you will need more than one Solar ChargeMaster or change the system vol...

Page 6: ...screws have to carry also the force applied by the wiring Mind the minimum required distance of 10 cm 4 to floor and ceiling this is necessary for ventilation reasons Installation step by step 1 Open...

Page 7: ...ricted Normal operation Unrestricted Battery connected with wrong polarity to Unrestricted Unrestricted Unrestricted Reverse polarity at 24V system no 12V system yes Yes if only the battery is connect...

Page 8: ...conditions are shown in the LCD screen if the Low Voltage Disconnect function shuts off the load output or in case of various other error conditions See chapter 7 for details Figure 9 Load control 5 3...

Page 9: ...n dusk and dawn no real time setting is required It may take some days until the controller has learnt midnight This method can cause some inaccuracy but avoids any clock readjustment The controller s...

Page 10: ...olyte In this menu you can select the proper battery type liquid electrolyte or GEL VRLA AGM according to your PV system to get better charge of your battery The default battery type is liquid electro...

Page 11: ...his menu See section 5 4 2 for details The default nightlight function EVENING is OFF Mid of night 6 1 5 Nightlight function morning settings Description Displays Settings MORNING OFF Morning From to...

Page 12: ...ge Day Night threshold 5 5 11 0 V Solar Voltage Day Night threshold 6 0 12 1 V Solar Voltage Day Night threshold 6 6 13 2 V Solar Voltage Day Night threshold 7 2 14 3 V Solar Voltage In this menu you...

Page 13: ...section 4 4 1 Default Read in of current data Read in of current data Read back of data logger PC link bidirectional communication 6 1 9 Individual factory settings Description Displays Settings You c...

Page 14: ...1 0 V Check if other sources overcharge the battery If not controller is damaged Loads are not supplied flashing symbols Battery wires or battery fuse damaged battery has high resistance Check battery...

Page 15: ...e 13 7 27 4 V 25 C 13 7 27 4 V 25 C Load disconnect voltage 11 0 12 2 22 0 24 4 V depending on setting 11 0 12 2 22 0 24 4 V depending on setting Load reconnect voltage 12 8 25 6 V 12 8 25 6 V Tempera...

Page 16: ...N 40 Is in conformity with the directives and standards 2006 95 EC Electrical Apparatus Low Voltage Directive 89 336 EEC Electromagnetic compatibility directive 93 68 EEC CE marking EN 60730 1 Electr...

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