Solar MD SS4037-02 Installation Manual

Advanced lithium-ion battery

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Solar MD (PTY) ltd. 
Unit 23, Alternator Park 
Montague Gardens 7441 
Cape Town, South Africa
INSTALLATION MANUAL
SS4037-02
Advanced Lithium-Ion battery  

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  • Page 1 Solar MD (PTY) ltd.  Unit 23, Alternator Park  Montague Gardens 7441  Cape Town, South Africa INSTALLATION MANUAL SS4037-02 Advanced Lithium-Ion battery  ...
  • Page 2: Table Of Contents

      Solar MD (PTY) ltd. Montague Gardens 7441  E: info@solarmd.co.za T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Introduction Product Description Product Specifications Errors or Inaccuracies Copyrights Safety Information ⚠ Warnings ⚠ Cautions...
  • Page 3: Introduction

    Product Description The SS4037-02 battery solution is available in one standard size and can be paralleled to meet most residential applications. The rated voltage is 51.2V nominal (to suit 48V systems). Larger systems are provided by Solar MD based on specific project requirements. The SS4037-02 is also available in 24V and 12V systems respectively​...
  • Page 4: Product Specifications

    SS4037-02 INSTALLATION MANUAL v1.2 Product Specifications All SS4037-02 specifications & descriptions contained in this document are verified to be accurate at the time of printing. Solar MD reserves the right to make any product Revisions & improvements at any time. Errors or Inaccuracies To communicate any inaccuracies, omissions or to provide general feedback regarding this manual, send an email to​...
  • Page 5: Specification

    Solar MD (PTY) ltd. Montague Gardens 7441  E: info@solarmd.co.za T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Specification Solar MD 3.7kWh SS4037-02 specification   Battery type  Lithium Iron  Scalability  Yes  Phosphate  r Battery module  SS4037 ...
  • Page 6: Mechanical Installation

    T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Mechanical installation Figure 1: Rear Battery Bracket Please use the correct mounting screws for the correct wall surface. Screw head should not be bigger than 16mm in diameter. The Battery is only to be installed in the upright position...
  • Page 7: Installing Bottom Cover Plate

    T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Figure 2: Maximum tilt angle Installing bottom cover plate Figure 3: Bottom cover installation for single or dual cable exit points The Battery comes with two covers for single or dual cable exit points. Use the 1 or 2 way out cover...
  • Page 8: Electrical Installation

    T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Electrical installation Step 1​ . Before connecting anything be sure that battery is off and the ON/OFF switch (fig4 pos 3) is in the OFF position.
  • Page 9 .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Connecting Inverters/chargers/UPS to the battery unit while it is ON can cause big sparks due to capacitors inside the connected device. This could cause serious injuries. Connecting main battery terminal must be with the correct size cable.
  • Page 10: Commissioning

    .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Commissioning Step 1​ . Ensure all DC cables are tight according to specifications. Step 2​ . If the battery operates in parallel with other Energy sources, make sure that the difference between battery voltage and DC bus is not more than 2.5V.
  • Page 11: Multicolor Multipurpose Button

    Figure 6 : Multicolor / Multipurpose button ​ Button function The new Solar MD Multipurpose button has an extended functionality in combination with the BMS-EM v10.01. The Multipurpose Button can be used to directly execute 6 predefined functions and a shutdown instruction. In combination with the 6 Indication LEDs on BMS-EM v10.01, the user can choose between each function by...
  • Page 12 - study color for 1 interval and slow loss of color following illumination interruption. Solar MD users refer for both as charging / discharging waves. Fixed color with current direction based in shading When this state has been selected, the button shows illumination in a color based on the user choice and flashing code based on the electrical current direction (charge / discharge).
  • Page 13: Bms Warnings And Errors

    T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 BMS Warnings and Errors Method of displaying general warnings and errors: Figure 7 : Display general warnings and errors, Main stat LEDs and Indication LEDs The board uses 2 main LED for displaying warnings and Errors.
  • Page 14 E: info@solarmd.co.za T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Warning codes. Figure 8. Indication LEDs: (1,2,3) orange left and (4,5,6) green right. In combination with Orange Stat LED (WARNING) ◼ ​ + ​...
  • Page 15 E: info@solarmd.co.za T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Error codes. Figure 9. Indication LEDs: (1,2,3) orange left and (4,5,6) green right. In combination with Red Stat LED (ERROR) ◼​ ​ + ​...
  • Page 16 E: info@solarmd.co.za T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 Error codes continued. Figure 10 Indication LEDs: (1,2,3) orange left and (4,5,6) green right. In combination with Red Stat LED (ERROR) ◼​ ​...
  • Page 17: Canbus Connection

    T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 CANBUS connection. Bms EM used ​ C AN 2.0B @ 500000 kb. Connecting other device operating at different speed rate is not allowed. For connection please use ​...
  • Page 18: Canbus Warnings

    T: (021) 555 2181​ .   Cape Town, South Africa   SS4037-02 INSTALLATION MANUAL v1.2 CANBUS warnings. Figure 12 CANBUS Termination resistor and Warning LED location The Orange LED (WARN) is used to display warning for canbus only. Reading this warning is possible with pulse counting.
  • Page 19: Troubleshooting Warnings / Errors

    The BMS is set for different number cells in series as the actually Contact your installer or Solar MD support team installed Battery cell voltage way too low. Fill in the failure report and send to info@solarmd.co.za...
  • Page 20: Maximum Charging / Discharging Voltages For Non Supported Devices

    @0.3C discharge / charge current. If so adjust the values above. Please check if your inverter charger has been approved by Solar MD and it is CAN compatible. For the latest Solar MD installation documents go to: shop.solarmd.co.za...

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