Table Of Contents - Magnum Energy MMS Series Owner's Manual

1.0 Introduction ................................................................1
1.1 MMS Series Models ................................................... 1
1.2 How an Inverter/Charger Works ................................. 2
1.3 Pure Sine Wave vs Modifi ed Sine Wave ........................ 2
1.4 Appliances and Run Time .......................................... 2
1.5 Standard Features and Benefi ts ................................. 3
1.5.1 Battery Temperature Sensor ................................... 6
2.0 Installation .................................................................7
2.1 Pre-Installation ........................................................ 7
2.1.1 Unpacking and Inspection ...................................... 7
2.1.2 Locating and Mounting the Inverter ......................... 7
2.1.3 Wiring Guidelines .................................................12
2.2 DC Wiring ..............................................................14
2.2.1 DC Wire Sizing ....................................................14
2.2.2 DC Overcurrent Protection .....................................14
2.2.3 DC Grounding ......................................................15
2.2.4 DC Cable Connections ...........................................17
2.3 Battery Bank Wiring ................................................18
2.3.1 Inverter to Battery Bank Wiring .............................19
2.4 AC Wiring (MMS1012 model only) .............................21
2.4.1 Pre-AC Wiring Requirements ..................................21
2.4.2 AC Wire Size and Overcurrent Protection .................21
2.4.3 Ground-Fault Circuit Interruption (GFCI) Breakers ....22
2.4.4 AC Wiring Connections ..........................................23
2.4.5 AC Input Wiring ...................................................23
2.4.6 AC Output Wiring .................................................24
2.5 Grounding Inverters ................................................25
2.5.1 Neutral to Safety Ground Bonding ..........................25
2.5.2 Disabling the Neutral-to-Ground Connection ............27
2.6 Inverter Warning Label ............................................28
2.7 Functional Test .......................................................28
3.0 Operation ..................................................................30
3.1 Operating Modes .....................................................30
3.1.1 Inverter Mode ......................................................30
3.1.2 Standby Mode .....................................................31
3.2 Battery Temperature Sensor Operation.......................34
3.3 Protection Circuitry Operation ...................................35
3.4 Inverter Startup ......................................................36
3.5 Factory Default Settings ...........................................37
4.0 Maintenance and Troubleshooting ............................39
4.1 Recommended Inverter and Battery Care ...................39
4.2 RV/Marine Off-Season Storage ..................................39
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