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STERLING
POWER PRODUCTS
3 in 1 COMBINED
PURE SINE WAVE INVERTER
UPS / BATTERY CHARGER
(SOLAR & SHORE)
USER MANUAL
Sterling Power Products
England Tel. 01905 453999
Fax 01905 458836
www.sterling-power.com
help@sterling-power.com
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Content A. General Information------------------------------------------------------- 1 B. Warranty----------------------------------------------------------------------- 2 C. Introduction------------------------------------------------------------------ 4 D. Installation-------------------------------------------------------------------- 8 E. Operation---------------------------------------------------------------------- 11 F. Disabling Functions --------------------------------------
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General： “ 3 in 1” It is a powerful pure sine wave inverter, a sophisticated battery charger that features adaptive charge technology and a high-speed AC transfer switch in a single compact enclosure. Besides all this functions ,however, the “3 in 1” has several advanced features that provides a range of new applications as outlined bellow： In the event of a grid failure ,or shore or generator power being disconnected, the inverter within the “3 in 1” is automatically In less than 20
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-1- A. General Information Operating instructions This manual is a part of the delivery package of every inverter-charger. It serves as Guidelines for safe and efficient operation of the unit. The instructions are only valid for use with the following models and accessories. DAI-1500C-12xx / DAI-3000C-12xx DAI-1500C-24xx / DAI-1500C-24xx Temperature BTS-A-15 (m) Remote controller RCC-A-03 (3m) / RCC-A-15 (15m) Any personnel who install the unit and / or works with
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-2- B. Warranty During production and assembling, all Sterling Inverter / Chargers go through many testing procedures. Every Sterling has its own serial number, which helps to refer back to its original data in the event of controls or repairs. That is why you should never remove the identification plate showing the serial number and must ensure you return your warranty card as soon as possible. The warranty period for your Sterling is 2 years. Sterling Warranty Terms and Condit
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-3- Sterling reserve the right with some models to supply an accredited installer with replacement parts, this may allow the unit to become operable much quicker. In this case Sterling are not responsible for any costs of the installer’s time or traveling expenses. Replacement parts are sent at Sterling's discretion. Sterling will in no way be held responsible for any losses incurred due to the malfunctioning or failure of a product. Suitably qualified personnel must carry out wiring, fa
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-4- C. Introduction C.1 Basic schematic This unit is a a sine wave inverter with integrated battery charger and AC Bypass switch with many additional functions. DC BUS AC BUS PV Array Solar Controller Bidirectional Inverter (Inverter / Charger) BATTERY Home / Boat / Motohome AC Load C.1.1 The Inverter The sinewave-inverter section of your Combi generates a sinewave AC voltage with an exceptionally precise voltage and stabilized frequency, I
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-5- C.1.3 The Battery charger The built-in battery charger is capable of charging the batteries quickly and completely. A microprocessor controlled, 3 to 4 Step charging process ensures the optimum charging of the batteries. The desired charging current can be set. The battery charger can be used for lead-acid or gel batteries. Thanks to the floating charge ability of this unit, the batteries can remain continuously connected. C.1.4 The solar charge regulator (opetional) With the bui
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-6- C.2.1 Parallel Connection: C.2.2 Series Connection:
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-7- C.2.3 Parallel-Series Connection:
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-8- D. Installation D.1 Location The location of the Combi must be chosen by the following criteria: Protection from unauthorized handling. Dry dust free room, no condensation, no rodents. Never install directly over the battery and never in a cabinet together with the batteries. Keep ventilation holes free. The ventilation of the Combi is designed in such a way that it will work most efficiently when mounted vertically. In mobile installation it is important to keep v
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-9- D.3 Cabling / wiring When making connections to the unit you must ensure that all connections are carried out in a clean and correct manner and under no circumstances that a cable is connected to a wrong terminal. Connecting the unit must be carried out in the following order. D.3.1 Connection to battery Prepare the batteries for connection. Prepare battery cables, if necessary press on cable tabs/shoes. Connect the red cable to the Battery positive fuse/circuit
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-10- D.3.4 Connect the Solar modules: SOLAR IN +/- Solar modules are connected on these terminals. Under no circumstances should any other energy source i.e. wind generator be connected to these terminals. Depending on the power of the modules, the cable cross section should be 2.5 up to 6mm². Before connecting it is necessary to check with a Voltmeter that the voltage of the Module meets the following values: Invertek DAI -1500C -12xx / DAI - 3000C -12xx 17-25V / 30A Invertek DA
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-11- E. Operating E.1 Front Panel Display And Operating Description Sterling Power Products 2 1 3 4 8 10 6 5 12 7 11 9 PB1 PB3 PB2 PB6 PB5 PB7 PB4 E.2 Push buttons Push buttons Name Description PB1 RUN/STOP RUN/STOP key PB2 FUNC k Operation mode select key. PB3 AUX1 Auxiliary contract (aux1, aux2) Manual / Active change. And Function programming key PB4 DSPL Multi-display select key PB5 UP（△ ） △ Increment key. PB6 DOWN （▽ ） ▽ Decrement key. PB7 ENTER Data write key
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-12- E.3 LED INDICATOR: LED Name L ED ON LED Blink LED OFF 1 AC IN 1. Input voltage normal, and Has input power, but No input power position ”transfer voltage or frequency is not Voltage Level” in the allowance range. (150VAC~240VAC) 2. Input voltage frequency range in between(45~60Hz) 2 CHARGER Green : Battery charger is Green Blink : Battery working. charger is standby. Orange Blink : Battery -------------- charger is disable. 3 SOLAR PANEL Solar module is delivering 1. Solar
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-13- 11 MULTI-DISPLAY LED In Inverter Mode In Charger Mode 9.1 Battery Voltage Battery Voltage LED 9.1 LED 9.4 LED 9.5 LED 9.2 9.2 Output Voltage Input Voltage LED 9.6 LED 9.3 9.3 Output Frequency Charging Phase 9.4 AC output current Battery charging current Display 9.5 Indicator of parameter setting or modify or monitor. monitoring 9.6 Indicator of error message values or set ：Battery under voltage trip. values of each parameter. ：Battery over voltage trip. ：AC out overloa
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System Adjustments To adjust any of the unit’s preset parameters (factory/default settings are highlighted in dark blue in each function box) the unit must be in STOP mode! Select the function you wish to change from the list of light blue boxes below. Select the parameter in the box you wish to change. For example, if you wish to switch the power saver function off, you find that the power saver function is attached to Fn02 (function 2) and that selection 2 means “off”. To select this desire
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-15- E.7.1 The Inverter The Inverter section of the unit produces a high quality Sinewave output, the quality of this output is compatible with any appliance, Thanks to the generous dimensioning of the unit , you can operate appliances requiring higher power than the nominal power of the unit for a short time. The unit provide up to 3-times the nominal power to start motors etc. E.7.2 Power saving function (Fn02) In order to avoid unnecessary discharge of the battery, the inverter
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-16- E.7.5 Battery Condition Deep discharging of batteries leads to high losses in capacity and early aging. That is why the unit will constantly monitor the battery condition. When battery voltage gets too low the Invertek switches OFF. The multi-display will show “ ” or ” ” (Low voltage cut out P-12) the “RUN/STOP” LED RED blinks. When the battery voltage returns to 12.1V resp..24.2V, the inverter switches ON automatically. One minute before the Inverter switches OFF due to low
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-17- F. Disabling Functions (Fn05) Each different function, charger, inverter and transfer can be disabled. This is useful for specific applications which are required to disable some of these three functions. If you press the “FUNC” button for more than 2 seconds you can have access to the different possibilities shown in the following diagram,. In programming mode the display only shows the different types of program with the “Charger”, Transfer” and “Inverter” functions. To chang
