1. Introduktion
This manual provides essential information for the safe and efficient operation of your Mastervolt ChargeMaster 12/70-3 battery charger. The ChargeMaster 12/70-3 is designed to provide fast and complete charging for your batteries using advanced 3-Step+ charging technology. It includes a memory function to prevent overcharging, even with an unstable power supply. This model offers 12 VDC/70 amp output and accepts 90-265 VAC, 50/60Hz input. For enhanced functionality, an optional remote display and MasterBus compatibility are available.
2. Sikkerhedsoplysninger
Please read all safety instructions carefully before installing or operating the ChargeMaster 12/70-3. Failure to follow these instructions may result in electric shock, fire, serious injury, or death.
- Afbryd altid strømmen, før du foretager eller afbryder elektriske forbindelser.
- Sørg for korrekt ventilation omkring opladeren for at forhindre overophedning.
- Udsæt ikke opladeren for vand eller overdreven fugt.
- Kun kvalificeret personale bør udføre installation og vedligeholdelse.
- Brug passende personlige værnemidler (PPE) ved arbejde med elektriske systemer.
- Bekræft input voltage and frequency match the charger's specifications.
3. Opsætning og installation
The Mastervolt ChargeMaster 12/70-3 comes with essential components for installation, including a battery temperature sensor, the ChargeMaster battery charger itself, documentation, and installation hardware. Proper installation is crucial for optimal performance and safety.
3.1 Produkt overview

Figur 1: Forside view of the Mastervolt ChargeMaster 12/70-3 battery charger, showing the display and overall design.
3.2 Elektriske forbindelser
Ensure all connections are secure and correctly polarized. Refer to the wiring diagrams in the included documentation for detailed instructions. The charger supports 90-265 VAC input at 50/60Hz.

Figur 2: Bagside view of the ChargeMaster 12/70-3, illustrating the AC input and DC output terminal connections. Note the clearly labeled positive and negative terminals for battery connections.

Figur 3: Nærbillede view of the internal wiring connections within the ChargeMaster 12/70-3, showing the robust terminal blocks and cable management for secure and reliable power distribution.
4. Betjeningsvejledning
The ChargeMaster 12/70-3 is designed for user-friendly operation, automatically managing the charging process once connected and powered on.
4.1 Charging Technology
This charger utilizes advanced 3-Step+ charging technology to ensure fast, complete, and safe charging of your batteries. This process optimizes battery life and performance.
4.2 Hukommelsesfunktion
A key feature of the ChargeMaster 12/70-3 is its integrated memory function. This function prevents overcharging of batteries, even in situations where the incoming power supply is unstable or intermittent.
4.3 Valgfrie funktioner
For enhanced monitoring and control, the charger is compatible with an optional remote display. It also supports MasterBus, Mastervolt's decentralized digital communication system, allowing for integration into a larger power system.
5. Vedligeholdelse
Regular maintenance ensures the longevity and reliable operation of your ChargeMaster 12/70-3.
- Hold opladeren ren og fri for støv og snavs.
- Kontrollér regelmæssigt alle elektriske forbindelser for tæthed og korrosion.
- Sørg for, at ventilationsåbningerne ikke blokeres.
- Undersøg kablerne for tegn på slid eller skader.
6. Fejlfinding
If you encounter issues with your ChargeMaster 12/70-3, refer to the following basic troubleshooting steps. For more complex problems, consult the full documentation or contact Mastervolt support.
- Opladeren tænder ikke: Check the AC input power supply and ensure all connections are secure. Verify the circuit breaker has not tripped.
- Batterier oplades ikke: Confirm battery connections are correct and secure. Check battery voltage; if extremely low, a different charging method might be needed initially.
- Overophedning: Ensure adequate ventilation around the unit. Clear any obstructions from air vents.
7. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnavn | ChargeMaster 12/70-3 |
| Varenummer | 44010700 |
| Mærke | Mastervolt |
| Input bindtage | 90-265 VAC |
| Indgangsfrekvens | 50/60 Hz |
| Udgang Voltage | 12 VDC |
| Udgangsstrøm | 70 Amps |
| Opladningsteknologi | 3-trins+ |
| Varens vægt | 15.4 pund (ca. 7 kg) |
| Emnedimensioner (LxBxH) | 20 x 14 x 9 tommer (ca. 50.8 x 35.6 x 22.9 cm) |
| Inkluderede komponenter | Battery temperature sensor, ChargeMaster battery charger, Documentation, Installation hardware |
| Fabrikant | Seawide Marine Distribution, Inc. |
| Dato først tilgængelig | 24. februar 2012 |
8. Garanti og support
Warranty information for the Mastervolt ChargeMaster 12/70-3 is typically provided with your purchase documentation. Please refer to these documents for details regarding warranty coverage, terms, and conditions.
For technical support, service, or further inquiries, please visit the official Mastervolt website or contact their authorized service centers. Contact information can usually be found in the documentation included with your product or on the manufacturer's webwebsted.
Fabrikant: Seawide Marine Distribution, Inc.
Mærke: Mastervolt
For de mest opdaterede supportressourcer, besøg venligst: www.mastervolt.com





