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FSP EssenSolar CFS model User Manual 

 

www.fsp-group.com.tw 

12 

 

In battery mode, it will present battery capacity.   

Load Percentage 

Battery Voltage 

LCD Display 

Load >50% 

< 1.85V/cell 

 

1.85V/cell ~ 1.933V/cell 

 

1.933V/cell ~ 2.017V/cell 

 

> 2.017V/cell   

 

Load < 50% 

< 1.892V/cell 

 

1.892V/cell ~ 1.975V/cell 

 

1.975V/cell ~ 2.058V/cell 

 

> 2.058V/cell   

 

 

Load Information 

 

Indicates overload. 

 

Indicates the load level by 0-24%, 25-49%, 50-74% and 75-100%.   

0%~24% 

25%~49% 

50%~74% 

75%~100% 

 

 

 

 

Mode Operation Information 

 

Indicates unit connects to the mains. 

 

Indicates unit connects to the PV panel. 

 

Indicates load is supplied by utility power. 

 

Indicates the utility charger circuit is working. 

 

Indicates the DC/AC inverter circuit is working. 

Mute Operation   

 

Indicates unit alarm is disabled.   

Summary of Contents for EsssenSolar C FSP302PV-230CFS-24

Page 1: ...FSP EssenSolar CFS model User Manual www fsp group com tw FSP EsssenSolar C FSP302PV 230CFS 24 FSP502PV 230CFS 48 Off grid PVInverter User Manual Version 1 1 ...

Page 2: ...Communication Connection 9 OPERATION 10 Power ON OFF 10 Operation and Display Panel 10 LCD Display Icons 11 LCD Setting 13 Display Setting 19 Operating Mode Description 22 Battery Equalization Description 24 Fault Reference Code 26 Warning Indicator 26 CLEARANCE AND MAINTENANCE FOR ANTI DUST KIT 27 Overview 27 Clearance and Maintenance 27 SPECIFICATIONS 28 Table 1 Line Mode Specifications 28 Table...

Page 3: ... very important to correctly operate this inverter charger 8 Be very cautious when working with metal tools on or around batteries A potential risk exists to drop a tool to spark or short circuit batteries or other electrical parts and could cause an explosion 9 Please strictly follow installation procedure when you want to disconnect AC or DC terminals Please refer to INSTALLATION section of this...

Page 4: ... applications via LCD setting Configurable AC Solar Charger priority via LCD setting Compatible to mains voltage or generator power Auto restart while AC is recovering Overload Over temperature short circuit protection Smart battery charger design for optimized battery performance Cold start function Basic System Architecture The following illustration shows basic application for this inverter cha...

Page 5: ...w 3 Product Overview 1 LCD display 2 Status indicator 3 Charging indicator 4 Fault indicator 5 Function buttons 6 Power on off switch 7 AC input 8 AC output 9 PV input 10 Battery input 11 Circuit breaker 12 USB communication port 13 RS 232 communication port ...

Page 6: ... following points before selecting where to install Do not mount the inverter on flammable construction materials Mount on a solid surface Install this inverter at eye level in order to allow the LCD display to be read at all times For proper air circulation to dissipate heat allow a clearance of approx 20 cm to the side and approx 50 cm above and below the unit The ambient temperature should be b...

Page 7: ... table as required fuse or breaker size WARNING All wiring must be performed by a qualified personnel WARNING It s very important for system safety and efficient operation to use appropriate cable for battery connection To reduce risk of injury please use the proper recommended cable as below Recommended battery cable size Model Wire Size Cable mm 2 Torque value max 3kVA 5kVA 1 x 2AWG 35 2 Nm Plea...

Page 8: ...he inverter charge is correctly connected and conductors are tightly screwed into the battery terminals Recommended tool 2 Pozi Screwdriver 6 To firmly secure wire connection you may fix the wires to strain relief with cable tie WARNING Shock Hazard Installation must be performed with care due to high battery voltage in series CAUTION Before making the final DC connection or closing DC breaker dis...

Page 9: ... the proper recommended cable size as below Suggested cable requirement for AC wires Model Gauge Cable mm2 Torque Value 3kVA 12 AWG 4 1 2 Nm 5kVA 10 AWG 6 1 2 Nm Please follow below steps to implement AC input output connection 1 Before making AC input output connection be sure to open DC protector or disconnector first 2 Remove insulation sleeve 10mm for six conductors And shorten phase L and neu...

Page 10: ...tage INVERTER MODEL 3kVA 5kVA Max PV Array Open Circuit Voltage 500Vdc PV Array MPPT Voltage Range 120Vdc 450Vdc Take 250Wp PV module as an example After considering above two parameters the recommended module configurations are listed as below table Solar Panel Spec reference 250Wp Vmp 30 1Vdc Imp 8 3A Voc 37 7Vdc Isc 8 4A Cells 60 SOLAR INPUT Q ty of panels Total input power Min in serial 6 pcs ...

Page 11: ...input connector Screw two wires tightly in clockwise direction Recommended tool 4mm blade screwdriver Final Assembly After connecting all wirings please put bottom cover back by screwing two screws as shown below Communication Connection Please use supplied communication cable to connect to inverter and PC Insert bundled CD into a computer and follow on screen instruction to install the monitoring...

Page 12: ...nd a LCD display indicating the operating status and input output power information LED Indicator LED Indicator Messages Green Solid On Output is powered by utility in Line mode Flashing Output is powered by battery or PV in battery mode Green Solid On Battery is fully charged Flashing Battery is charging Red Solid On Fault occurs in the inverter Flashing Warning condition occurs in the inverter F...

Page 13: ...rmation Indicate output voltage output frequency load percent load in VA load in Watt and discharging current Battery Information Indicates battery level by 0 24 25 49 50 74 and 75 100 in battery mode and charging status in line mode In AC mode it will present battery charging status Status Battery voltage LCD Display Constant Current mode Constant Voltage mode 2V cell 4 bars will flash in turns 2...

Page 14: ...cell 1 975V cell 1 975V cell 2 058V cell 2 058V cell Load Information Indicates overload Indicates the load level by 0 24 25 49 50 74 and 75 100 0 24 25 49 50 74 75 100 Mode Operation Information Indicates unit connects to the mains Indicates unit connects to the PV panel Indicates load is supplied by utility power Indicates the utility charger circuit is working Indicates the DC AC inverter circu...

Page 15: ...s first priority If solar energy is not sufficient to power all connected loads battery energy will supply power the loads at the same time Utility provides power to the loads only when any one condition happens Solar energy is not available Battery voltage drops to low level warning voltage or the setting point in program 12 SBU priority Solar energy provides power to the loads as first priority ...

Page 16: ...d 29 06 Auto restart when overload occurs Restart disable default Restart enable 07 Auto restart when over temperature occurs Restart disable default Restart enable 09 Output frequency 50Hz default 60Hz 10 Output voltage 220V 230V default 240V 11 Maximum utility charging current Note If setting value in program 02 is smaller than that in program in 11 the inverter will apply charging current from ...

Page 17: ...24 5V 25 0V 25 5V Available options in 5kVA model 44V 45V 46V default 47V 48V 49V 50V 51V 13 Setting voltage point back to battery mode when selecting SBU priority or Solar first in program 01 Available options in 3kVA model Battery fully charged 24V 24 5V 25V 25 5V 26V 26 5V 27V default ...

Page 18: ...his inverter charger is working in Line Standby or Fault mode charger source can be programmed as below Utility first Utility will charge battery as first priority Solar energy will charge battery only when utility power is not available Solar first Solar energy will charge battery as first priority Utility will charge battery only when solar energy is not available Solar and Utility default Solar...

Page 19: ...ut voltage output voltage after no button is pressed for 1 minute Stay at latest screen If selected the display screen will stay at latest screen user finally switches 20 Backlight control Backlight on default Backlight off 22 Beeps while primary source is interrupted Alarm on default Alarm off 23 Overload bypass When enabled the unit will transfer to line mode if overload occurs in battery mode B...

Page 20: ... 48 0V for 5kVA model Increment of each click is 0 1V Low DC cut off voltage will be fixed to setting value no matter what percentage of load is connected 30 Battery equalization Battery equalization Battery equalization disable default If Flooded or User Defined is selected in program 05 this program can be set up 31 Battery equalization voltage 3kVA default setting 29 2V 5kVA default setting 58 ...

Page 21: ...t activated equalization time arrives based on program 35 setting At this time will not be shown in LCD main page Display Setting The LCD display information will be switched in turns by pressing UP or DOWN key The selectable information is switched as below order input voltage input frequency PV voltage charging current charging power battery voltage output voltage output frequency load percentag...

Page 22: ...al www fsp group com tw 20 PV power PV power 500W Charging current AC and PV charging current 50A PV charging current 50A AC charging current 50A Charging power AC and PV charging power 500W PV charging power 500W AC charging power 500W ...

Page 23: ...0V Battery voltage DC discharging current Battery voltage 25 5V discharging current 1A Output frequency Output frequency 50Hz Load percentage Load percent 70 Load in VA When connected load is lower than 1kVA load in VA will present xxxVA like below chart When load is larger than 1kVA 1KVA load in VA will present x xkVA like below chart ...

Page 24: ...The inverter is not turned on yet but at this time the inverter can charge battery without AC output Power saving mode If enabled the output of inverter will be off when connected load is pretty low or not detected No output is supplied by the unit but it still can charge batteries Charging by utility and PV energy Charging by utility Charging by PV energy No charging Fault mode Note Fault mode Er...

Page 25: ...and PV energy The unit will provide output power from the mains It will also charge the battery at line mode Charging by utility If solar first is selected as output source priority and solar energy is not sufficient to provide the load solar energy and the utility will provide the loads and charge the battery at the same time If solar first is selected as output source priority and battery is not...

Page 26: ...the bottom of the battery than at the top Equalization also helps to remove sulfate crystals that might have built up on the plates If left unchecked this condition called sulfation will reduce the overall capacity of the battery Therefore it s recommended to equalize battery periodically How to Apply Equalization Function You must enable battery equalization function in monitoring LCD setting pro...

Page 27: ...n voltage The battery will remain in the Equalize stage until setting battery equalized time is arrived However in Equalize stage when battery equalized time is expired and battery voltage doesn t rise to battery equalization voltage point the charge controller will extend the battery equalized time until battery voltage achieves battery equalization voltage If battery voltage is still lower than ...

Page 28: ...urge 52 Bus voltage is too low 53 Inverter soft start failed 55 Over DC voltage in AC output 57 Current sensor failed 58 Output voltage is too low 59 PV voltage is over limitation Warning Indicator Warning Code Warning Event Audible Alarm Icon flashing 01 Fan is locked when inverter is on Beep three times every second 02 Over temperature None 03 Battery is over charged Beep once every second 04 Lo...

Page 29: ...ture This kit also keeps dusk from your inverter and increases product reliability in harsh environment Clearance and Maintenance Step 1 Please loosen the screw in counterclockwise direction on the top of the inverter Step 2 Then dustproof case can be removed and take out air filter foam as shown in below chart Step 3 Clean air filter foam and dustproof case After clearance re assemble the dust ki...

Page 30: ...ac 7V High Loss Return Voltage 270Vac 7V Max AC Input Voltage 300Vac Nominal Input Frequency 50Hz 60Hz Auto detection Low Loss Frequency 40 1Hz Low Loss Return Frequency 42 1Hz High Loss Frequency 65 1Hz High Loss Return Frequency 63 1Hz Output Short Circuit Protection Circuit Breaker Efficiency Line Mode 95 Rated R load battery full charged Transfer Time 10ms typical UPS 20ms typical Appliances O...

Page 31: ...oad Protection 5s 130 load 10s 105 130 load Surge Capacity 2 rated power for 5 seconds Nominal DC Input Voltage 24Vdc 48Vdc Cold Start Voltage 23 0Vdc 46 0Vdc Low DC Warning Voltage load 50 23 0Vdc 46 0Vdc load 50 22 0Vdc 44 0Vdc Low DC Warning Return Voltage load 50 23 5Vdc 47 0Vdc load 50 23 0Vdc 46 0Vdc Low DC Cut off Voltage load 50 21 5Vdc 43 0Vdc load 50 21 0Vdc 42 0Vdc High DC Recovery Volt...

Page 32: ...rption Constant Voltage Maintenance Floating Current Voltage T1 T1 10 T0 minimum 10mins maximum 8hrs T0 2 43Vdc 2 35Vdc 2 25Vdc MPPT Solar Charging Mode INVERTER MODEL 3kVA 5kVA Max PV Array Power 4000W Nominal PV Voltage 240Vdc PV Array MPPT Voltage Range 120 450Vdc Max PV Array Open Circuit Voltage 500Vdc Max Charging Current AC charger plus solar charger 80Amp Table 4 General Specifications INV...

Page 33: ...connected well Buzzer beeps continuously and red LED is on Fault code 07 Overload error The inverter is overload 105 and time is up Reduce the connected load by switching off some equipment If PV input voltage is higher than specification the output power will be derated At this time if connected loads is higher than derated output power it will cause overload Reduce the number of PV modules in se...

Page 34: ...22 54 Model Load VA Backup Time 48Vdc 100Ah min Backup Time 48Vdc 200Ah min 5kW 500 490 1 030 1 000 214 490 1 500 126 322 2 000 89 217 2 500 72 172 3 000 61 146 3 500 52 113 4 000 40 90 4 500 35 80 5 000 32 72 Note Backup time depends on the quality of the battery age of battery and type of battery Specifications of batteries may vary depending on different manufacturers FSP Technology Inc No 22 J...

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