MMD-8KW 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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الوصف
SPECIFICATIONS
Line Mode Specifications
| MODEL | 8KW |
|---|---|
| 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 |
| Max AC Input Current | 60A |
| Max Output Current for 2nd output | 40A |
| 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 | Line mode: Circuit Breaker (70A)Battery mode: Electronic Circuits |
| Efficiency (Line Mode) | >95% (Rated R load, battery full charged) |
| Transfer Time | 10ms typical (UPS); 20ms typical (Appliances) |
Inverter Mode Specifications
| MODEL | 8KW |
|---|---|
| Rated Output Power | 8000W |
| Output Voltage Waveform | Pure Sine Wave |
| Output Voltage Regulation | 230Vac±5% |
| Output Frequency | 60Hz or 50Hz |
| Peak Efficiency | 93% |
| Overload Protection | 100ms@≥205% load; 5s@≥150% load; 10s@110%~150% load |
| Surge Capacity | 2* rated power for 5 seconds |
| Optional 12V DC Output | 12 VDC ± 7%, 100W |
| High DC Cut-off Voltage | 66Vdc |
| Low DC Cut-off Voltage | 44Vdc |
| Nominal DC Input Voltage | 48Vdc |
| Cold Start Voltage | 46.0Vdc |
| Low DC Warning Voltage @ load < 20% | 46.0Vdc |
| Low DC Warning Voltage @ 20% ≤ load < 50% | 42.8Vdc |
| Low DC Warning Voltage @ load ≥ 50% | 40.4Vdc |
| Low DC Warning Return Voltage @ load < 20% | 48.0Vdc |
| Low DC Warning Return Voltage @ 20% ≤ load < 50% | 44.8Vdc |
| Low DC Warning Return Voltage @ load ≥ 50% | 42.4Vdc |
| Low DC Cut-off Voltage @ load < 20% | 44.0Vdc |
| Low DC Cut-off Voltage @ 20% ≤ load < 50% | 40.8Vdc |
| Low DC Cut-off Voltage @ load ≥ 50% | 38.4Vdc |
| High DC Recovery Voltage | 64Vdc |
| High DC Cut-off Voltage | 66Vdc |
| DC Voltage Accuracy | +/-0.3V @ no load |
| THDV | <5% for linear load, <10% for non-linear load @ nominal voltage |
| DC Offset | ≤100mV |
Charge Mode Specifications
| MODEL | 8KW |
|---|---|
| Utility Charging Mode | |
| Charging Current (UPS) @ Nominal Input Voltage | 120A |
| Bulk Charging Voltage – Flooded Battery | 58.4Vdc |
| Bulk Charging Voltage – AGM / Gel Battery | 56.4Vdc |
| Floating Charging Voltage | 54Vdc |
| Overcharge Protection | 66Vdc |
| Charging Algorithm | 3-Step |
| Solar Input | |
| Rated Power | 8000W |
| Max. PV Array Open Circuit Voltage | 500Vdc |
| PV Array MPPT Voltage Range | 90Vdc ~ 450Vdc |
| Max. Input Current | 27A x 2 (MAX 40A) |
| Max. Charging Current | 120A |
| Start-up Voltage | 80V +/- 5Vdc |
General Specifications
| MODEL | 8KW |
|---|---|
| Safety Certification | CE |
| Operating Temperature Range | -10°C to 50°C |
| Storage Temperature | -15°C ~ 60°C |
| Humidity | 5% to 95% Relative Humidity (Non-condensing) |
| Dimension (DWH), mm | 147.4 x 432.5 x 553.6 |
| Net Weight, kg | 18.4 |
Parallel Specifications
| Max parallel numbers | 6 |
| Circulation Current under No Load Condition | Max 2A |
| Power Unbalance Ratio | <5% @ 100% Load |
| Parallel communication | CAN |
| Transfer time in parallel mode | Max 50ms |
| Parallel Kit | YES |
