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1.0 IMPORTANT SAFETY INFORMATION

MORNINGSTAR CORPORATION

5

 2.0

1.0 Important Safety Information

Save These Instructions

This manual contains important safety, installation and operating 

instructions for the SunSaver MPPT solar controller.

The following symbols are used throughout this manual to 

indicate potentially dangerous conditions or mark important safety 
instructions.

 

 

 

WARNING: 

 Indicates a potentially dangerous 

condition.  Use extreme caution when 
performing this task.

!

CAUTION:

  Indicates a critical procedure for 

safe and proper operation of the controller.

NOTE:

  Indicates a procedure or function that 

is important for the safe and proper operation of 
the controller.

   

General Safety Information

Read all of the instructions and cautions in the manual 

• 

before beginning installation.
There are no user serviceable parts inside the 

• 

SunSaver MPPT. Do not disassemble or attempt to 
repair the controller.
Disconnect all sources of power to the controller before 

• 

installing or adjusting the SunSaver MPPT.  
There are no fuses or disconnects inside the SunSaver 

• 

MPPT. Install external fuses/breakers as required.
Do not allow water to enter the controller.

• 

Con

 rm that power connections are tightened to avoid 

• 

excessive heating from a loose connection.

2.0 General Information

2.1 Overview

Thank you for selecting the SunSaver MPPT charge 

controller with 

TrakStar Technology

TM

. The SunSaver MPPT 

(SS-MPPT) is an advanced maximum power point tracking 
solar battery charger and load controller for stand-alone PV 
systems. The controller features a smart tracking algorithm 
that maximizes the energy from the solar module(s) and 
also provides load control to prevent over-discharge of the 
battery.

The SS-MPPT battery charging process has been 

optimized for long battery life and improved system 
performance. Self-diagnostics and electronic error protection 
prevent damage when installation mistakes or system faults 
occur. The controller also features four (4) settings switches 
for adjustability, a meter port, and terminals for remote 
battery temperature measurement (optional).

Although the SS-MPPT is very simple to con

 gure and 

use, please take the time to read this operator’s manual and 
become familiar with the controller. This will help you make 
full use of the many advantages the SS-MPPT can provide 
for your PV system. 

Содержание SUNSAVER MPPT SS-MPPT-15L

Страница 1: ...hington Crossing Road Washington Crossing PA 18977 USA www morningstarcorp com Installation and Operation Manual SUNSAVERMPPT TM WITH TRAKSTARTM MPPT TECHNOLOGY MAXIMUM POWER POINT TRACKING Model SS M...

Страница 2: ...lowest expected ambient temperature for the system location Contents 34 1 0 Important Safety Information 4 2 0 General Information 5 2 1 Overview 5 2 3 Optional Accessories 8 3 0 Installation Instruc...

Страница 3: ...er MPPT Install external fuses breakers as required Do not allow water to enter the controller Con rm that power connections are tightened to avoid excessive heating from a loose connection 2 0 Genera...

Страница 4: ...ection A communication port for the Morningstar Remote Meter or Personal Computer PC connection A MSC adapter is 1 2 8 7 6 5 4 3 required available separately 5 Settings Switches Adjustment switches t...

Страница 5: ...t on the SunSaver MPPT PC MeterBus AdapterTM Model MSC The MSC converts the MeterBus RJ 11 electrical interface to an isolated standard RS 232 interface which enables communication between the SunSave...

Страница 6: ...er Switch 1 Gel1 INSERTED ON Sealed INSERTED OFF AGM1 REMOVED ON Flooded REMOVED OFF 1 Setpoints for this battery type can be modified with custom program ming See Section 4 7 Programming Custom Setpo...

Страница 7: ...ark of Modbus IDA www modbus ida org 3 0 3 3 Mounting NOTE When mounting the SunSaver MPPT ensure free air flow through the controller heat sink fins There should be at least 6 inches 150 mm of cleara...

Страница 8: ...as been provided for maximum safety during installation The controller will not be damaged regardless of the sequence of connnections NOTE The SS MPPT is a negative ground controller Any combination o...

Страница 9: ...IME If wiring the load connection to a load distribution panel each load circuit should be fused separately The total load draw should not exceed the 15 A load rating 3 0 Step 2 Battery Wiring 6 in 15...

Страница 10: ...o the wire gauge chart on page 41 of this manual for correct wire size If required the negative solar connection may be earth grounded Use appropriate gauge wire and proper grounding methods for the i...

Страница 11: ...re information on Status LED errors see Section 5 1 Error Indications BATTERY SOC LEDS Three 3 battery state of charge LEDs indicate the level of charge on the battery The SOC indication is based on b...

Страница 12: ...tage the greater the current boost Current boost can be substantial in systems where the solar array is of a higher nominal voltage than the battery as described in the next section High Voltage Strin...

Страница 13: ...lers 4 3 Battery Charging Information The SunSaver MPPT has a 4 stage battery charging algorithm for rapid ef cient and safe battery charging Figure 9 shows the sequence of the stages NIGHT NIGHT BULK...

Страница 14: ...d other electronic devices The total current draw of all loads must not exceed the SS MPPT 15 Amp maximum load rating CAUTION Do not wire an AC inverter of any size to the load terminals of the SunSav...

Страница 15: ...eci c polarity to a live load circuit A reverse polarity connec tion may damage the load Always double check load connections before applying power 4 5 Protections Solar Overload No LED indication The...

Страница 16: ...disconnected The load will automatically reconnect when the heatsink cools to a safe temperature Remote Temperature Sensor RTS Battery Status LED R Y G Y sequencing A bad RTS connection or a severed R...

Страница 17: ...TS SWITCH 2 ON TO USE CUSTOM LOAD CONTROL SETPOINTS NOTE Programming custom setpoints will overwrite the default Gel and AGM battery type values programmed into custom memory at the factory Document t...

Страница 18: ...proof of date and place of purchase To obtain service under this warranty the returned products must include the model serial number and detailed reason for the failure the module type array size type...

Страница 19: ...to Y Note Multiply x2 for 24 Volt systems Battery Setpoints 25 C Gel Sealed AGM Flooded Absorption Voltage 14 0 V 14 1 V 14 3 V 14 4 V Float Voltage 13 7 V 13 7 V 13 7 V 13 7 V Time until Float 3 hr...

Страница 20: ...5 4 mm Power terminals torque max 35 in lb 4 Nm RTS terminals wire size max Wire gauge min 22 AWG 0 3 mm2 Wire gauge max 12 AWG 3 0 mm2 RTS terminals torque max 0 4 Nm 3 5 in lb Dimensions see inside...

Страница 21: ...0 2 140 224 360 574 912 43 68 110 175 278 4 70 112 180 286 456 21 34 55 87 139 8 36 56 90 144 228 11 17 27 44 69 12 24 38 60 96 152 7 12 18 3 29 46 15 18 30 48 76 122 5 9 15 23 37 3 Voltage drop Annea...

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