1. Introducció
The Volt Polska Sinus PRO 500 E is a pure sine wave inverter designed to convert DC power from a battery into AC power, suitable for powering various electronic devices. It also functions as an Uninterruptible Power Supply (UPS) and a battery charger. This manual provides essential information for the safe and efficient operation of your device.
2. Instruccions de seguretat
- Llegiu totes les instruccions abans d'utilitzar el dispositiu.
- Keep the device away from water, moisture, and flammable materials.
- Assegureu-vos una ventilació adequada per evitar el sobreescalfament. No obstruïu les obertures de ventilació.
- Connect the device only to a battery with the correct voltage (12 V).
- Always connect the battery with correct polarity (red to positive, black to negative). Incorrect connection can damage the device and battery.
- No obriu el dispositiu casing. Demaneu totes les tasques de manteniment a personal qualificat.
- Disconnect the device from both AC mains and battery before performing any maintenance or cleaning.
- Aquest dispositiu només està dissenyat per a ús interior.
3. Producte acabatview
3.1 Tauler frontal
The front panel features the main controls and the LCD display, providing real-time operational status.

Imatge 3.1.1: Frontal view of the Volt Polska Sinus PRO 500 E inverter. It shows the LCD display, 'Mains ON' switch, and 'Output & Inverter ON/OFF' button.

Image 3.1.2: Close-up of the inverter's front panel, highlighting the LCD display with indicators for input/output voltage, load, battery capacity, and operational status. The 'Mains ON' switch and 'Output & Inverter ON/OFF' button are also visible.
3.2 Panell posterior
The rear panel includes the AC input, AC output sockets, battery connection terminals, and a reset button.

Imatge 3.2.1: posterior view of the Volt Polska Sinus PRO 500 E inverter, showing the AC input, two AC output sockets, battery terminals (+12V -), a cooling fan, and a reset button.
4. Configuració
4.1 Desembalatge i inspecció
Carefully unpack the inverter and inspect it for any signs of damage. If any damage is found, contact your supplier immediately.
4.2 Col·locació
Place the inverter in a dry, well-ventilated area, away from direct sunlight, heat sources, and flammable materials. Ensure sufficient clearance around the unit for proper airflow.

Image 4.2.1: The inverter with its dimensions indicated: approximately 14.5 cm (width), 23.5 cm (depth), and 18 cm (height).
4.3 Connexió de la bateria
The Sinus PRO 500 E requires an external 12V battery. Use appropriate battery cables for connection.
- Ensure the inverter is turned off before connecting the battery.
- Connect the red cable to the positive (+) terminal of the battery and the positive (+) terminal on the inverter.
- Connect the black cable to the negative (-) terminal of the battery and the negative (-) terminal on the inverter.
- Tighten all connections securely to prevent loose contacts and sparking.

Imatge 4.3.1: Ex.ample of red and black battery cables with ring terminals, used for connecting the inverter to a 12V battery.
4.4 Connexió a la xarxa de CA
Connect the inverter to a standard AC wall outlet using the provided power cord.
- Plug the power cord into the AC input socket on the rear panel of the inverter.
- Connecteu l'altre extrem del cable d'alimentació a una presa de corrent amb connexió a terra.

Image 4.4.1: A standard Schuko type power plug, typically used for connecting the inverter to the AC mains.
5. Instruccions de funcionament
5.1 Encès
- After connecting the battery and AC mains, press the 'Mains ON' switch (red rocker switch) on the front panel to the 'ON' position. The inverter will start charging the battery if needed.
- To activate the inverter output, press the 'OUTPUT & INVERTER ON/OFF' button (blue button). The LCD display will illuminate, showing operational parameters.
5.2 Indicadors de la pantalla LCD
La pantalla LCD proporciona informació important sobre l'estat de l'inversor:
- Entrada Voltage (VI): Displays the incoming AC mains voltage.
- Vol. De sortidatage (VO): Displays the AC output voltage provided by the inverter.
- Carrega: Indicates the current load connected to the inverter.
- Capacitat de la bateria: Shows the remaining battery charge level.
- Funcionament normal: Indicates normal operation.
- Mode de bateria: Indicates the inverter is running on battery power.
- Sobreescalfar: Warning for excessive internal temperature.
- Inusual: General error indicator.
- Sobre càrrega: Warning for excessive load connected.

Image 5.2.1: The inverter's display showing an input voltage de 224V i un vol de sortidatage of 224V, indicating normal operation with AC mains present.

Image 5.2.2: The inverter's display showing 224V input and output, with a visible load indicator, signifying devices are drawing power.

Image 5.2.3: The inverter's display showing an input voltage de 226V i un vol de sortidatage of 226V, indicating stable power delivery.
5.3 Connexió de dispositius
Plug your electronic devices into the AC output sockets on the rear panel of the inverter. Ensure the total power consumption of connected devices does not exceed the inverter's rated capacity.
5.4 Apagat
- First, disconnect all devices from the inverter's output sockets.
- Press the 'OUTPUT & INVERTER ON/OFF' button (blue button) to turn off the inverter output.
- Finally, switch the 'Mains ON' switch (red rocker switch) to the 'OFF' position.
6. Manteniment
- Mantingueu l'inversor net i lliure de pols. Utilitzeu un drap sec i suau per netejar-lo.
- Regularly check battery connections for tightness and corrosion. Clean terminals if necessary.
- Assegureu-vos que les obertures de ventilació estiguin clares i sense obstruccions.
- Store the inverter in a cool, dry place if not in use for extended periods.
- If using lead-acid batteries, check their electrolyte levels periodically and top up with distilled water as required.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense potència de sortida | Inverter not turned on; Battery discharged; Overload; Faulty connection | Ensure inverter is on; Charge battery; Reduce load; Check all connections |
| Advertència de sobrecàrrega | Too many devices connected; Device drawing too much power | Disconnect some devices; Use lower power devices |
| Avís de sobreescalfament | Poor ventilation; High ambient temperature; Excessive load | Ensure clear ventilation; Move to cooler area; Reduce load |
| La bateria no es carrega | AC mains not connected; AC mains switch off; Faulty AC input | Connect AC mains; Turn on 'Mains ON' switch; Check AC power source |
| Unusual/Error indicator | Internal fault; Severe external condition | Turn off and restart the inverter. If error persists, contact support. |
If the problem persists after attempting the above solutions, please contact Volt Polska customer support.
8. Especificacions
| Característica | Especificació |
|---|---|
| Model | SinusPro-500E |
| Marca | Volt Polska |
| Rated Power (VA/W) | 500VA / 300W (Approximate, based on model name) |
| Potència màxima | 1000 watts |
| Entrada Voltage (DC) | 12V (Battery Powered) |
| Forma d'ona de sortida | Onda senyal pura |
| Entrada de la interfície humana | Botons |
| Dimensions (L x A x A) | 23.7 x 14.6 x 17 cm |
| Pes | 3.9 kg |
| Components inclosos | 1 Inverter Unit |
9. Garantia i Suport
For warranty information, technical support, or service inquiries, please contact Volt Polska directly.
- Fabricant: Volt Polska Sp. z o.o.
- Adreça: ul. Swiemirowska 3, 81-877 Sopot, POLAND
- Correu electrònic: sales@voltpolska.pl
- Weblloc: www.voltpolska.pl





