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Sollatek PowerBack PB3000S User Instructions

Inverter with solar charger controller
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The Sollatek
PowerBack PB3000S / PB5000S
Inverter With Solar Charger Controller
User Instructions
Important: This manual contains important safety instructions.
Keep this manual handy for reference.
• Before using this product please read all instructions carefully.
• Keep these instructions for future reference.
• All specifications are subject to change without prior notice.
the power to protect
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  • Page 1 The Sollatek PowerBack PB3000S / PB5000S Inverter With Solar Charger Controller User Instructions Important: This manual contains important safety instructions. Keep this manual handy for reference. • Before using this product please read all instructions carefully. • Keep these instructions for future reference.
  • Page 2 Important Safety Warning WARNING: This chapter contains important safety and operating instructions. Read and keep this User Guide for future reference. General Precautions Before using the unit, read all instructions and cautionary markings on: (1) The unit (2) the batteries (3) all appropriate sections of this manual. CAUTION --To reduce risk of injury, charge only deep-cycle lead acid type rechargeable batteries.
  • Page 3 No over current protection for the battery supply is provided as an integral part of this unit. Over current protection of the battery cables must be provided as part of the system installation. See INSTALLATION section of this manual. 10. GROUNDING INSTRUCTIONS -This battery charger should be connected to a grounded permanent wiring system.

  • Page 4: Table Of Contents

    Table of Content 1.   Overview   .......................   1   1.1   Key   F eature   ....................   1   1.2   Product   O utlook   ..................   2   1.3  ...

  • Page 5: Overview

    Overview This is a pure sine wave stand-alone inverter/charger system combining the function of inverter, solar charger and AC charger, and provides a long run-time uninterruptible power supply. Its comprehensive LCD display provides system status, and allows users to set output source priority, charger source priority, charger current and so on.

  • Page 6: Product Outlook

    1.2 Product Outlook 3K rear panel 5K rear panel 1. LCD display 2. LCD Configuration button: Enter configuration mode, and switch between setting menus 3. LCD up/down button: Move to previous/next setting option 4. LCD ESC button: Return to main menu...

  • Page 7: Basic System Architecture

    5. LCD Enter button: Confirm setting 6. AC input circuit breaker 7. Power ON/OFF switch 8. PV input 9. AC input 10. AC output 11. AC Input & output GND 12. Battery input 1.3 Basic System Architecture A typical application diagram for home and office applications is as shown below. The inverter supports the following power sources as input: •...

  • Page 8: Installation

    INSTALLATION 2.1 Unpacking and Inspection The product package is shipped with the following items. Please call your supplier or dealer if any items are missing. Ÿ 1 X Inverter Ÿ 1 X DC red cable Ÿ 1 X DC black cable Ÿ...

  • Page 9: Battery Connection

    Use screws to mount the inverter to a solid surface. The recommended screw size is M4*50~65mm.     Screws locations of 3K model Screws locations of 5K model 2.4 Battery Connection CAUTION: For safety operation and regulation compliance, it is requested to install a separate DC over-current protector or disconnect device between battery and inverter.
  • Page 10 Step 4 - After AC input and output wires are connected, switch on the DC Circuit Breaker. Note: Make sure the battery voltage meets the inverter’s specification: POWERBACK PB3000S supports 24VDC battery system; POWERBACK PB5000S supports 48VDC battery system. And use at least 200Ah capacity battery for POWERBACK PB3000S & POWERBACK PB5000S.

  • Page 11: Ac Connection

    This will ensure the inverter can be securely disconnected during maintenance and fully protected from over current of AC input. The recommended spec of AC breaker 30A for POWERBACK PB3000S model, 40A for POWERBACK PB5000S model. Be sure that AC source is switched off before installing the circuit breaker.
  • Page 12 External Distribution POWERBACK PB3000S/ Panel POWERBACK PB5000S   Legend Coil Remote Switch Magneto-Thermal Input Main Switch AC Contactor N/L2 Neutral/L2 L/L1 L1 Line Input Please follow the steps below to connect AC wires: WARNING! All wiring must be performed by a qualified technician.

  • Page 13: Pv Connection

    Step 4 - Fix the bottom cover with two screws. The recommended wire gauge and fixing torque are as below, AC Input AC Output AC GND Model Number Torque Wires Gauge Wires Gauge Wires Gauge POWERBACK 12 AWG 12 AWG 12AWG 1.2~1.8 Nm PB3000S...
  • Page 14 Step 5 - Turn on battery breaker or connect battery cable. The recommended wire gauge and fixing torque are as below, Model Number PV Input Wire Gauge Torque POWERBACK PB3000S 10 AWG 1.2~1.8 Nm POWERBACK PB5000S 10 AWG 1.2~1.8 Nm...

  • Page 15: Operation

    OPERATION After connecting batteries, AC input cables, and loads, the inverter is now ready to work. 3.1 LCD display introduction LCD displays the power flow and input/output readings in a visualized graphic design which allows the user to understand the operation status easily. Icon Description This icon is showed when AC input (from AC mains...
  • Page 16 Indicate output voltage, output frequency, load percentage, load VA value, load watt value. The icon indicates unit is on LCD setting mode. The icon indicates unit is on alarm mode or fault mode. When unit is on LCD setting mode, it indicates program code.
  • Page 17 Only solar: Solar energy will be the only charger source no matter utility is available or not. Setting Options in POWERBACK PB3000S voltage point model: back to Full/25.0V/25.5V/26.0V/26.5V/27.0V(def battery mode ault)/ when 27.5V/28.0V.
  • Page 18 Max charging Options in POWERBACK PB3000S current: model: To configure 20A/30A/40/50A/60A(default)/70A/ total charging 80A/90A/100A current for solar and Options in POWERBACK PB5000S utility model: chargers: 20A/30A/40/50A/60A(default)/70A/ (Max. 80A/90A/105A charging current=utility charging current +solar charging current) Max utility Options in POWERBACK PB3000S...

  • Page 19: Lcd Display Setting

    LCD backlight Backlight auto(default): control LCD backlight will be off when no LCD button is pressed after 1min. Backlight all on Recover Recover enable: manufactory Return to manufactory default setting. setting Recover disable(default) 3.2 LCD display setting: The default LCD display is: Line mode Battery mode BAT+PV mode...

  • Page 20: Operation   M Odes   ( After   P Owered   O

    If PV string is also connected with enough voltage, the display will be as shown below to indicate the power flow from PV string. Except only solar setting for charger priority. Even if AC input is absent, PV power can still charge the battery and the display will be as shown below.
  • Page 21 LINE MODE 1 AC input is present and PV input is absent. Load is supplied by AC input power directly. LINE MODE 2 Both AC input and PV input are present. Load is supplied by either AC input or PV input depending on the priority switch’s setting.
  • Page 22 present. This is deemed an energy-saving operation. BACKUP MODE 1 Both AC input and PV input are absent. The backup power to load comes only from battery. The backup time is determined by the capacity of battery. BACKUP MODE 2 AC input is absent and PV power is not enough to support is present, if PV power...

  • Page 23: Fault Mode

    Power Factor 0.84 Tripped off after 5s@≥150% load Over-Load Protection Tripped off after 10s@110%~150% load Transfer Time Normal range : 10ms (typical) 15ms (max) (AC to DC) Generator/wide range: 20ms (typical) 40ms (max) Power Limitation POWERBACK PB3000S @ Line mode:...
  • Page 24 O/P Power 3KVA/2.4KW 1.5KVA/1.2KW 180V AC I/P V 280V POWERBACK PB5000S@ Line mode: BATTERY Battery Voltage 24.0Vdc ± 0.6Vdc 48.0Vdc± 1.2Vdc Battery low alarm voltage 21.0Vdc ± 0.6Vdc (default) 42.0Vdc± 1.2Vdc(default) Default: Default: 20.0Vdc ± 0.6Vdc@ 40.0Vdc ± 1.2Vdc@ Battery low shut-down load>60% load>60% voltage...
  • Page 25 MPPT operating voltage 30~80Vdc 60~150Vdc range MPPT optimal work voltage 35~70Vdc 70~120Vdc range Max. PV Array Open Circuit 80Vdc 150V Voltage AUDIBLE ALARM Low Battery at Inverter Mode Beeps 1 time every 2s 110%~150%load: beep 10 times every 0.5s; Overload >150% load: beep 5times every 0.5s then fault.
  • Page 26 1. Reduce loading so the loads’ capacity 1. Overload (fault code: F2) is no larger than the upper limit 2. Output short-circuited 2. Check wiring or remove abnormal load (fault code: F3) 3. Check the ventilation at installed 3. Inverter over-temperature location and make sure the air vent of (fault code: F5) inverter is clear...
  • Page 27 Alarm Behavior Table Restart Fault Protect Active Warning Fault Condition Code Function Mode (O/P=ON) (O/P=OFF) Operate Condition Low DC Voltage Inv. mode voltage<Low 1beep/2s Alarm DC Alarm Over Voltage>High Beep Charge Line mode Manual DC input continuous Protection Shut-down Over Voltage<High Voltage>High Beep...
  • Page 28 SCC NTC Beep SCC over Temperature 1time/2Seco Manual temp. over 110℃ SCC Output SCC Output Beep Manual Output voltage over voltage lower 1time/2Seco over 30V(3K)/60V( than 24V(3K)/ Auto voltage 48V(5K) PV Input PV Input SCC PV Beep Manual voltage over voltage lower input over 1time/2Seco...
  • Page 29 APPENDIX A How to Select and Configure PV Panels The following parameters can be found in each PV panel’s specification: : Max output power (W) : max power voltage (V) • • : open-circuit voltage (V) : max power current (A) •...
  • Page 30 Total V of the string shall be within the operating voltage range of solar • battery charger (35~70V for 3000VA model and 70~120V for 5000VA model are recommended). Model PV Operating voltage range PV Optimize working voltage range 3000VA 30~80Vdc 35~70Vdc 5000VA 60~150Vdc...
  • Page 31 Example 2 - How to connect 5000VA model to PV panels with the following parameters? : 250W : 30.96V • • : 36.6V : 8.07A • • : 8.75A • The max. PV input power for 5000VA model is 3750W, 3750W / 250W = 15⇒min.
  • Page 32 APPENDIX B HOW TO DETERMINE THE OUTPUT SOURCE PRIORITY SETTING AND CHARGER SOURCE PRIORITY SETTING? Please read this document carefully if you intend to manually set the priority setting of the product. Improper setting might compromise the function and performance of the product.
  • Page 33 2.2 When utility is down The behavior is the same as 1.2. Advantages Disadvantages • The good utilization of solar • Battery will experience more frequent charge and discharge power. cycles and therefore battery’s service life will be shorter. • Save electricity bill by •...
  • Page 34 3. Setting only Solar as charger source priority. Solar energy will be the only charger source no matter utility is available or not. 4. Setting only Solar and Utility as charger source priority. 4.1 When utility is normal Solar energy and utility will charge battery at the same time. 4.2 When utility is down Solar energy will charge battery.
  • Page 35 All weights and dimensions are approximate. Specifications are subject to change without prior notice. ©Sollatek (UK) Limited 2012. All Rights Reserved. SOLLATEK and the SOLLATEK device are the trade marks of the Sollatek group of companies. PowerBack Instructions Manual Aug 2018 A/W ID: 10910516 21.08.2018...

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Powerback pb5000s

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