Introducció
This manual provides essential information for the safe and efficient operation, installation, and maintenance of your Mastervolt Combimaster Inverter/Charger. Please read this manual thoroughly before installation and use to ensure proper functionality and to prevent damage to the unit or connected equipment.
The Mastervolt Combimaster is an advanced inverter/charger combination unit designed to provide reliable AC power from a DC battery bank and efficiently charge batteries from an AC source. This model, 12/1500-60 Amp 120V, is suitable for various applications, including marine, RV, and off-grid systems.
Instruccions de seguretat
Observeu sempre les precaucions de seguretat següents:
- La instal·lació ha de ser realitzada per personal qualificat.
- Assegureu-vos que totes les fonts d'alimentació estiguin desconnectades abans de la instal·lació o el manteniment.
- No exposeu la unitat a l'aigua ni a una humitat excessiva.
- Assegureu-vos que hi hagi una ventilació adequada al voltant de la unitat per evitar el sobreescalfament.
- Use appropriate wiring and circuit protection as specified in the installation guidelines.
- No intenteu obrir ni reparar la unitat vosaltres mateixos. Demaneu ajuda a personal de servei qualificat.
Producte acabatview
The Mastervolt Combimaster 12/1500-60A is a compact and powerful device that integrates an inverter and a battery charger into a single unit. It is designed for seamless power management, providing AC power when shore power or generator power is unavailable, and efficiently charging batteries when an AC source is connected.

Figura 1: Frontal view of the Mastervolt Combimaster Inverter/Charger. The unit is teal with a grey central band displaying indicator lights and product specifications.
Les característiques clau inclouen:
- Integrated inverter and charger functionality.
- High efficiency and reliability.
- Disseny compacte per a una instal·lació d'estalvi d'espai.
- Advanced battery charging algorithms.
- Multiple protection features (overload, over-temperature, short circuit).
Configuració i instal·lació
1. Desembalatge i inspecció
Carefully unpack the Combimaster unit and inspect it for any signs of shipping damage. Report any damage to your supplier immediately.
2. Ubicació de muntatge
Trieu una ubicació de muntatge que sigui:
- Dry and well-ventilated.
- Protected from direct sunlight and extreme temperatures.
- Accessible per cablejat i manteniment.
- Close to the battery bank to minimize DC cable length.
- On a non-flammable surface.
3. Connexions de cablejat
All wiring must comply with local electrical codes and standards. Use appropriately sized cables for both DC and AC connections.
Connexions de CC:
- Connect the positive (+) battery cable to the positive terminal on the Combimaster.
- Connect the negative (-) battery cable to the negative terminal on the Combimaster.
- Ensure all DC connections are tight and secure.
Connexions de CA:
- Connect the AC input (shore power/generator) to the designated AC input terminals.
- Connect the AC output (to loads) to the designated AC output terminals.
- Assegureu-vos d'una correcta connexió a terra de la unitat.
Refer to the wiring diagram provided in the full installation manual for detailed connection points.
Instruccions de funcionament
1. Inici inicial
- After all connections are made and verified, switch on the DC circuit breaker connected to the battery bank.
- Observe the indicator lights on the Combimaster. The unit will perform a self-test.
- If an AC input source (shore power/generator) is available, connect it. The unit will automatically switch to charger mode and begin charging the batteries while supplying AC power to the loads.
2. Inverter Mode
When no AC input is present, the Combimaster will automatically switch to inverter mode, converting DC battery power into 120V AC power for your connected appliances.
- Ensure battery capacity is sufficient for your load requirements.
- Avoid overloading the inverter beyond its rated capacity (1500W).
3. Mode de carregador
When a valid AC input is detected, the Combimaster will prioritize charging the batteries. It features a multi-stage charging process to optimize battery health and lifespan.
- The charging current is 60 Amps.
- The unit will automatically adjust charging parameters based on battery type and state of charge.
4. Llums indicadores
The front panel features indicator lights that provide status information:
- Encès: Indica que la unitat està rebent alimentació.
- Inverter Active: Lit when the unit is in inverter mode.
- Charger Active: Lit when the unit is in charger mode.
- Fault/Warning: Indicates an error or warning condition (refer to troubleshooting section).

Figure 2: Detail of the indicator lights and branding on the Mastervolt Combimaster.
Manteniment
The Mastervolt Combimaster is designed for minimal maintenance. However, regular checks can ensure optimal performance and longevity.
- Mensual: Inspect all wiring connections for tightness and corrosion. Clean any dust or debris from the unit's ventilation openings.
- Anualment: Have a qualified technician inspect the unit and system for any signs of wear or potential issues. Check battery terminals for corrosion and clean if necessary.
Always disconnect all power sources before performing any maintenance.
Resolució de problemes
This section provides solutions to common issues. For more complex problems, contact Mastervolt technical support.
| Problema | Causa possible | Solució |
|---|---|---|
| No AC output in inverter mode. | Vol de bateria baixatage; Overload; Unit in fault mode. | Comproveu el volum de la bateriatage and charge if low. Reduce connected load. Check indicator lights for fault codes and refer to manual. |
| Les bateries no es carreguen. | No AC input; AC input breaker tripped; Faulty battery connection. | Verify AC input source. Check AC input breaker. Inspect battery wiring for loose connections or corrosion. |
| La unitat s'està sobreescalfant. | Ventilació insuficient; Càrrega excessiva. | Ensure clear airflow around the unit. Reduce connected load. |
Especificacions
The following table outlines the key technical specifications for the Mastervolt Combimaster 12/1500-60 Amp 120V (Model: 35511500).
| Característica | Especificació |
|---|---|
| Nom del model | 35511500 |
| Potència de sortida de l'inversor | 1500 watts |
| Volum d'entrada DCtage | 12 Volts |
| Vol. De sortida de CAtage | 120 Volts |
| Corrent del carregador | 60 Amps |
| Pes de l'article | 15.2 lliures (aprox. 6.89 kg) |
| Dimensions de l'article (LxWxH) | 23 x 16 x 10 polzades (aprox. 58.4 x 40.6 x 25.4 cm) |
| Color | Negre |
| Material | Plàstic |
| Fabricant | Mastervolt |
Note: The product image displays a teal unit, but the provided specifications list the color as Black.
Informació de la garantia
The product comes with a manufacturer's warranty. Please refer to the warranty card included with your purchase or visit the official Mastervolt weblloc web per obtenir informació detallada sobre els termes i condicions de la garantia. Conserveu el comprovant de compra per a reclamacions de garantia.
Note: The provided product data indicates "Warranty Description: Warranty". For specific details, consult the official product documentation.
Atenció al client
For technical assistance, service, or spare parts, please contact Mastervolt customer support. You can find contact information on the official Mastervolt weblloc web o a través del vostre distribuïdor autoritzat.
Quan contacteu amb el servei d'assistència, tingueu a mà el número de model del producte (35511500) i el número de sèrie.





