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©
2020 Sensata Technologies
List of Figures
Figure 1-1, Power Switch, Status LED, and Accessory Connection Ports ................................ 3
Figure 1-2, Electrical Connection Points ........................................................................... 4
Figure 1-3, Left Side Features ........................................................................................ 5
Figure 2-1, Simpli
fi
ed Installation Diagram ....................................................................... 7
Figure 2-2, Approved Mounting Positions ......................................................................... 9
Figure 2-3, MSH3012RV Dimensions and Side References .................................................10
Figure 2-4, DC and Battery Temperature Sensor Wiring ....................................................13
Figure 2-5, Battery Hardware Installation .......................................................................15
Figure 2-6, Inverter DC Hardware Installation .................................................................15
Figure 2-7, Battery Temperature Sensor .........................................................................17
Figure 2-8, MSH3012RV AC Terminal Block .....................................................................20
Figure 2-9, AC Wiring for Single In – Single Out Con
fi
gurations..........................................23
Figure 2-10, AC Wiring for Dual In – Single Out Con
fi
gurations ..........................................24
Figure 2-11, AC Wiring for Dual In – Dual Out Con
fi
gurations ............................................25
Figure 2-12, Grounding System for MSH3012RV ..............................................................26
Figure 2-13, Neutral-to-Ground Connection (Inverter Mode) ..............................................28
Figure 2-14, Neutral-to-Ground Connection (Standby Mode) ..............................................28
Figure 2-15, Warning Label ...........................................................................................29
Figure 2-16, RV-C Connections (Single Inverter with Accessories) ......................................29
Figure 2-17, RV-C Connections (Two Inverters with Accessories) ........................................30
Figure 2-18, RV-C Connector/Plug Designation ................................................................30
Figure 2-19, AC Voltage Checks .....................................................................................31
Figure 3-1, Power Flow – Inverter Mode ..........................................................................32
Figure 3-2, Power Flow – Standby Mode (Single In) ..........................................................33
Figure 3-3, Power Flow – Standby Mode (Dual In) ............................................................33
Figure 3-4, Automatic 4-Stage Charging Graph ................................................................35
Figure 3-5, MSH3012RV Current Flow – Inverting ............................................................37
Figure 3-6, MSH3012RV Current Flow – Charging and AC Pass-thru ....................................37
Figure 3-7, MSH3012RV Current Flow – Charger Back-off ..................................................37
Figure 3-8, MSH3012RV Current Flow – Load Support AAC ................................................38
Figure 3-9, MSH3012RV Current Flow – Load Support VDC ...............................................38
Figure 3-10, BTS Temperature to Charge Voltage Change ..................................................39
Figure 3-11, Power Switch and Status Indicator ...............................................................41
Figure 3-12, RV-C Port Status Indicator ..........................................................................43
Figure 4-1, Performing an Inverter Reset ........................................................................48
Figure A-1, MSH3012RV Ef
fi
ciency Chart .........................................................................50
Figure A-2, Temperature to Continuous Inverter Output Power ...........................................50
Figure A-3, Temperature to Continuous Charger Output Current .........................................51
Figure B-1, Series Battery Wiring ...................................................................................54
Figure B-2, Parallel Battery Wiring .................................................................................54
Figure B-3, Series-Parallel Battery Wiring .......................................................................54
Figure B-4, Battery Bank Wiring Examples (12-volt) .........................................................55
Figure C-1, AC Waveforms ............................................................................................56
