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10-527-1 MN3024DIY REV A
MN3024DIYUser Manual
Hybrid Inverter / Charger
User Manual
MN3024DIY
Page 1: ...1 of 39 10 527 1 MN3024DIY REV A MN3024DIY User Manual Hybrid Inverter Charger User Manual MN3024DIY...
Page 2: ...oof do not install outside unless under cover where it will not be exposed to rain The mains input and AC output are high AC voltage do not touch the wiring terminals The housing of the MNS Hybrid Inv...
Page 3: ...REAKER SELECTION 8 2 3 INSTALLATION AND WIRING 11 3 OPERATING MODES 17 3 1 CHARGING MODE 17 3 2 OUTPUT MODE 18 4 LCD SCREEN OPERATING INSTRUCTIONS 19 4 1 OPERATION AND DISPLAY PANEL 19 4 2 SETUP PARAM...
Page 4: ...e employs advanced SPWM technology and outputs pure sine wave to convert DC into AC It is ideal for AC loads such as household appliances power tools industrial equipment and electronic audio and vide...
Page 5: ...loads battery less mode 2 Mains or generator Connected at the AC input to power the loads while charging the battery If the mains or generator is not connected the system can also operate normally an...
Page 6: ...1 2 3 4 6 8 5 7 9 10 11 12 13 14 8 AC input port Battery port AC output port ON OFF rocker switch USB communication port 11 PV port RS485 CAN communication port 12 Touch button Dry contact port 13 LED...
Page 7: ...can be charged Poorly connected connections and corroded wires may cause terminal heating which could melt the wire insulation burn the surrounding materials and even cause res So make sure the termin...
Page 8: ...o its short circuit current refer to the short circuit current value in the PV module speci cation the short circuit current is constant when the PV modules are connected in series the short circuit c...
Page 9: ...G 40A MNEAC40 Model Recommended battery wiring diameter Rated battery discharge current Maximum charge current Recommended circuit breaker type MN3024DIY 2 AWG 125A 100A MNEDC125 MNDC125 sold separate...
Page 10: ...lect the appropriate wire gauge and circuit breaker according to actual installation requirements Note Breakers are there to protect the wire not the electronics Select wire size for the application a...
Page 11: ...alling the MNS Hybrid Inverter ensure that there is enough air owing through the heat sink and space of at least 200mm 8 inches to the left and right air outlets of the inverter are open to ensure nat...
Page 12: ...nd con rm that the wire used is the appropriate AWG Please refer to Section 2 2 on pg 8 Wiring Speci cations and Circuit Breaker Selection Properly connect the AC input wire according to the wire sequ...
Page 13: ...e connect the ground wire rst and then the hot wire and the neutral wire The ground wire is connected to the grounding screw hole on the cabinet using a ring terminal or copper lug Ground L Live N Neu...
Page 14: ...the gure below BATTERY wiring Prior to wiring disconnect the external circuit breaker and con rm that the wire used is appropriate AWG Please refer to Section 2 2 Wiring Speci cations and Circuit Brea...
Page 15: ...9 Wiring Speci cations and Circuit Breaker Selection to select a correct circuit breaker Before wiring be sure to disconnect the circuit breaker to prevent strong electric sparks and avoid battery sho...
Page 16: ...lly Close the circuit breakers of the PV array and the AC Mains Finally turn on AC loads one by one to avoid overcurrent caused by a large momentary load from turning on loads all at once Now the unit...
Page 17: ...he Mains supply is preferentially used to charge the battery Only when the Mains are not available the PV charging will be activated 3 Hybrid charging PV and mains hybrid charging PV MPPT charging is...
Page 18: ...witch to mains supply when the PV charging is not available This mode maximizes the use of solar energy while maintaining battery power suitable for use in the areas with relatively stable grid Mains...
Page 19: ...and 4 operation buttons Operation buttons introduction Indicators introduction Function buttons Description SET Enter Exit Settings menu UP Previous choice DOWN Next choice ENT Con rm Enter Options u...
Page 20: ...ndicates that the AC output is in an overload state Indicates that the machine has been connected to the battery indicates that the remaining battery is 0 24 indicates that the remaining battery is 25...
Page 21: ...inverter circuit This icon is not displayed Display battery voltage battery charge total current mains charge power AC input voltage AC input frequency PV input voltage internal heatsink temperature s...
Page 22: ...AC INPUT V AC input voltage AC OUTPUT LOAD A AC output load current 8 INPUT V For m aintain OUTPUT LOAD KVA Load apparent power 9 INV TEMP AC charge or battery discharge heatsink temperature INV OUTP...
Page 23: ...the mains iare disconnected the output frequency can be set through this menu The default output frequency of the 230V machine is 50HZ and the 120V machine 60HZ 02 60 0 03 AC Input Voltage Range 03 AP...
Page 24: ...PV charging can be started 06 OSO Only PV charging with the Mains charging not activated 07 Max charger current 07 80A default Max charger current AC charger PV charger Setting range 0 140A 08 Battery...
Page 25: ...tep 0 2V valid when battery type is user de ned 12 Battery over discharge voltage delay o 12 21V default Over discharge voltage when the battery voltage drops to the set point after the delay the time...
Page 26: ...900min with a step of 5 minutes valid for vented lead acid battery and sealed lead acid battery 19 Battery equalized time out 19 120 default Equalizing charge delay setting range 5min 900min with a s...
Page 27: ...bled 25 ENA default Alarm is enabled 26 Beeps while primary source is interrupted 26 DIS Alarm beep is disabled when the status of the main input source changes 26 ENA default Alarm beep is enabled wh...
Page 28: ...ge 28 8V 28 4V 29 2V 18 30V Adjustable Float charge voltage 27 6V 27 6V 27 6V 18 30V Adjustable Undervoltage alarm voltage 22V 22V 22V 18 30V Adjustable Low voltage disconnection voltage 21 2V 21 2V 2...
Page 29: ...djustable 28 7V Adjustable 24 6V Adjustable 28 4V Adjustable 31 8V Adjustable 18 30V Adjustable Undervoltage alarm voltage 19 2V Adjustable 22 4V Adjustable 21 6V Adjustable 24 8V Adjustable 27 8V Adj...
Page 30: ...ith two functions It allows direct communication with the optional host computer through this port and enables monitoring of the equipment running status and setting of some parameters on the computer...
Page 31: ...reaches the overvoltage disconnection point the PV and the mains will automatically stop charging the battery to prevent damage to the battery from overcharging 6 Battery low voltage protection When...
Page 32: ...current protection circuit breaker 13 Battery input over current protection When the battery current into the inverter exceeds the current limit for one minute the inverter stops and switches to AC by...
Page 33: ...tage software protection 09 PvVoltHigh No PV over voltage protection 10 PvBuckOCSw No Buck overcurrent software protection 11 PvBuckOCHw No Buck overcurrent hardware protection 12 bLineLoss No Mains p...
Page 34: ...ltage Fan failure Check if the fan is not turning or blocked by foreign objects Heat sink over temperature protection When the temperature of the device is cooled below the recovery temperature normal...
Page 35: ...emperature or burning discoloration and tighten the screws 5 Check for dirt nesting insects and corrosion and clean up as required 6 If the surge suppressor has failed replace in time to prevent light...
Page 36: ...circuit protection Circuit breaker E ciency 95 Conversion time bypass and inverter 10ms typical AC reverse protection Available Maximum bypass overload current 40A Inverter mode Output voltage wavefo...
Page 37: ...tarting voltage 22V Battery voltage range Undervoltage alarm shutdown voltage overvoltage alarm overvoltage recovery settable on LCD screen Power saving mode Load 50W AC charging Battery type Lead aci...
Page 38: ...ging Max charger current speci cations AC charger PV charger Max charger current settable 0 100A Certi ed speci cations Certi cation CE EN62109 1 EMC certi cation level EN61000 C2 Operating temperatur...
Page 39: ...RMA number contact MidNite Solar Inc 360 403 7207 Purchasers must prepay all delivery costs or shipping charges to return any defective MidNite Solar product under this warranty policy Except for the...
