MMD-3KW SOLAR INVERTER/ CHARGER

Purpose
This manual describes the assembly, installation, operation and troubleshooting of this unit. Please read
this manual carefully before installations and operations. Keep this manual for future reference.
Scope
This manual provides safety and installation guidelines as well as information on tools and wiring.

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SPECIFICATIONS

Line Mode Specifications

INVERTER MODEL	1.2KVA	2.5KVA	3KVA-24V / 3KVA-48V	5KVA
Input Voltage Waveform	Sinusoidal (utility or generator)
Nominal Input Voltage	230Vac
Low Loss Voltage	170Vac±7V (UPS); 90Vac±7V (Appliances)
Low Loss Return Voltage	180Vac±7V (UPS); 100Vac±7V (Appliances)
High Loss Voltage	280Vac±7V
High Loss Return Voltage	270Vac±7V
Max AC Input Voltage	300Vac
Nominal Input Frequency	50Hz / 60Hz (Auto detection)
Low Loss Frequency	40±1Hz
Low Loss Return Frequency	42±1Hz
High Loss Frequency	65±1Hz
High Loss Return Frequency	63±1Hz
Output Short Circuit Protection	Circuit Breaker
Efficiency (Line Mode)	>95% (Rated R load, battery full charged)
Transfer Time	10ms typical (UPS); 20ms typical (Appliances)

Inverter Mode Specifications

INVERTER MODEL	1.2KVA	2.5KVA	3KVA-24V	3KVA-48V	5KVA
Rated Output Power	1.2KVA / 1.2KW	2.5KVA / 2.5KW	3KVA / 3KW	3KVA / 3KW	5KVA / 5KW
Output Voltage Waveform	Pure Sine Wave
Output Voltage Regulation	230Vac ±5%
Output Frequency	50Hz
Peak Efficiency	93%
Overload Protection	5s @ ≥130% load; 10s @ 105%~130% load
Surge Capacity	2* rated power for 5 seconds
Nominal DC Input Voltage	12Vdc	24Vdc		48Vdc
Cold Start Voltage	11.5Vdc	23.0Vdc		46.0Vdc
Low DC Warning Voltage @ load < 50% @ load < 50%	11.5Vdc 11.0Vdc	23.0Vdc 22.0Vdc		46.0Vdc 44.0Vdc
Low DC Warning Return Voltage @ load < 50% @ load < 50%	11.7Vdc 11.5Vdc	23.5Vdc 23.0Vdc		47.0Vdc 46.0Vdc
Low DC Cut-off Voltage @ load < 50% @ load < 50%	10.7Vdc 10.5Vdc	21.5Vdc 21.0Vdc		43.0Vdc 42.0Vdc
High DC Recovery Voltage	15Vdc	31Vdc		62Vdc
High DC Cut-off Voltage	16Vdc	32Vdc		63Vdc
No Load Power Consumption	<35W			<50W