Voltronic AXPERT-MAX-II-TWIN-11/VOLTRONIC-AXPERT-MAX-II-TWIN-12/VOLTRONIC-AXPERT-MAX-II-TWIN-8/AXPERT-MAX-II-TWIN-8K
The Axpert MAX II TWIN 11K is an off-grid solar inverter rated Axpert MAX II TWIN 11K.
Technical Specifications
| Parameter | AXPERT-MAX-II-TWIN-11K | AXPERT-MAX-II-TWIN-12K | VOLTRONIC-AXPERT-MAX-II-TWIN-11K | VOLTRONIC-AXPERT-MAX-II-TWIN-12K | VOLTRONIC-AXPERT-MAX-II-TWIN-8K | AXPERT-MAX-II-TWIN-8K |
|---|---|---|---|---|---|---|
| Additional Specifications | ||||||
| Parallel Capability | YES, 6 units | |||||
| Selectable Voltage Range | 170-280 VAC (For Personal Computers) | |||||
| AC Voltage Regulation (Batt. Mode) | 230VAC ± 5% | |||||
| Efficiency (Peak) | 93% | |||||
| Maxmum Solar Charge Current | 150A | 200A | — | — | — | 150A |
| High Loss Frequency | 65±1Hz | |||||
| High Loss Return Frequency | 63±1Hz | |||||
| High Loss Return Voltage | 270Vac±7V | |||||
| High Loss Voltage | 280Vac±7V | |||||
| Low Loss Frequency | 40±1Hz | |||||
| Low Loss Return Frequency | 42±1Hz | |||||
| Low Loss Return Voltage | 180Vac±7V (UPS); 100Vac±7V (Appliances) | |||||
| Low Loss Voltage | 170Vac±7V (UPS) 90Vac±7V (Appliances) | |||||
| Max AC Input Voltage | 300Vac | |||||
| Max. PV Array Open Circuit Voltage | 500Vdc | |||||
| Nominal Input Frequency | 50Hz/60Hz (Auto detection) | |||||
| Output Short Circuit Protection | Line mode: Circuit Breaker (70A) Battery mode: Electronic Circuits | |||||
| PV Array MPPT Voltage Range | 90Vdc 450Vdc | |||||
| Start-up Voltage | 80V +/- 5Vdc | |||||
| Low DC Cut-off Voltage | 44Vdc | |||||
| Nominal DC Input Voltage | 48Vdc | |||||
| Cold Start Voltage | 46.0Vdc | |||||
| Floating Charging Voltage | 54Vdc | |||||
| Input Voltage Waveform | Sinusoidal (utility or generator) Nominal | |||||
| Output | Charge Time to | |||||
| Overload Protection | Surge | |||||
| Safety Certification | CE | |||||
| Parallel Kit | YES | |||||
| Parallel communication | CAN | |||||
| Output Power | For 8KW model, when | |||||
| Operating Temperature | -10°C to 50°C | |||||
| Charging Current | 150A UPS | |||||
| Efficiency (Line Mode) | >95% (Rated R load, battery full charged) | |||||
| Max AC Input Current | 60A | |||||
| Nominal Input Voltage | 230Vac | |||||
| Max parallel numbers | 6 | |||||
| DC Offset | ≤100mV | |||||
| Peak Efficiency | 93% | |||||
| Efficiency | >95% ( Rated R load Line Mode | |||||
| Output Frequency | 60Hz or 50Hz Peak | |||||
| Output Voltage Regulation | 230Vac± 5% | |||||
| Operating Temperature Range | -10°C to 50°C | |||||
| Circulation Current under No Load Condition | Max 2A | |||||
| Transfer time in parallel mode | Max 50ms | |||||
| Max 2nd Output Current | 40A | |||||
| Max Output Current for 2nd output | 40A | |||||
| Physical | ||||||
| Communication Interface | USB/RS232/RS485/WiFi/Dry-contact | |||||
| Dimension, D x W x H (mm) | 158.4 x 503.6 x 530.8 | |||||
| Net Weight (kgs) | 20 | |||||
| Certifications | ||||||
| Compliance Safety | IEC 62109, IEC 61683, EN/IEC 61000-6-2, 61000-6-4, 61000-3-11, 61000-3-12 | |||||
| AC Output | ||||||
| Rated Power | 11000VA/11000W | 12000VA/12000W | 11000W Max. PV Array Open Circuit | 12000VA/12000W | 8000W Max. PV Array Open Circuit | 8000VA/8000W |
| Surge Power | 22000VA | 24000VA | 22000VA | 24000VA | 16000VA | 16000VA |
| Waveform | Pure sine wave | |||||
| Transfer Time | — | — | 10ms typical (UPS); | 10 ms (For Personal Computers) ; 20 ms (For Home Appliances) | 10ms typical (UPS); | — |
| Solar Charger & AC Charger | ||||||
| Maximum PV Array Power | 13000W (6500W x 2) | 18000W (Max. 12000W per tracker) | 13000W (6500W x 2) | 18000W (Max. 12000W per tracker) | 11000W (5500W x 2) | 11000W (5500W x 2) |
| Maximum AC Charge Current | 150A | 200A | 150A | 200A | 120A | 120A |
| Maximum Charge Current | 150A | 200A | 150A | 200A | 150A | 150A |
| Solar Charger Type | MPPT | |||||
| MPPT Range @ Operating Voltage | 90 – 450 VDC | |||||
| Maximum PV Array Open Circuit Voltage | 500 VDC | |||||
| Maximum PV Input Current | — | — | 40A/27A (MAX 60A) | 40A/27A (MAX 60A) | 27A x 2 (MAX 40A) | — |
| Maximum Solar Charge Current | — | — | 150A | 200A | 150A | — |
| Operating Conditions | ||||||
| Humidity | 5% to 95% | 5% to 95% | 5% to 95% | 5% to 95% Relative Humidity (Non-condensing) | 5% to 95% | 5% to 95% |
| Storage Temperature | -15°C to 60°C | -15°C to 60°C | -15°C~ 60°C | -15°C to 60°C | -15°C~ 60°C | -15°C to 60°C |
| Electrical / AC Output Data | ||||||
| Max. Charging Current | — | — | 150A | — | 120A | — |
| Max. Input Current | — | — | 27A x 2(MAX 40A) | — | 27A x 2 (MAX 40A) | — |
| High DC Cut-off Voltage | — | — | 63Vdc | — | 66Vdc | — |
| High DC Recovery Voltage | — | — | 61Vdc | — | 64Vdc | — |
| DC Voltage | — | — | DC Offset ≦100mV Power Limitation 55Vdc | — | DC Offset ≦100mV Power Limitation 50Vdc | — |
| Rated Output Power | — | — | 11000W | — | 8000W | — |
| Battery | ||||||
| Overcharge Protection | — | — | 63Vdc Charging Algorithm 3-Step Charging Curve Time | 63 VDC | 66Vdc Charging Algorithm 3-Step Charging Curve Time | 66 VDC |
| Battery Voltage | 48 VDC | |||||
| Floating Charge Voltage | 54 VDC | |||||
Figures are measured at the test conditions the manufacturer’s datasheet states. A dash means the manufacturer publishes no figure for that model.
Availability & grid compliance in Sudan
| Market | Sudan |
| Grid authority / regulator | Sudanese Electricity Distribution Company (SEDC), Ministry of Energy and Petroleum |
| Quotation currency | SDG |
| Support hours timezone | Africa/Khartoum |
| Delivery & installation coverage | Khartoum, Omdurman, Port Sudan, Kassala, Nyala |
Figures on this page are the manufacturer's own, measured at the test conditions the datasheet states — they do not change by country. What changes is the approval that has to be met before the unit is energised: in Sudan that is Sudanese Electricity Distribution Company (SEDC), Ministry of Energy and Petroleum. Confirm the grid code, import requirements and any local certification with them, or with us, before you order.
Key Features & Technical Highlights
- Increased PV power: Increased PV power
- Touchable button with 5" color: Touchable button with 5" color LCD
- Status indication with RGB lights: Status indication with RGB lights
- Dual outputs for smart load: Dual outputs for smart load management
- Upgrade maximum PV current to: Upgrade maximum PV current to 60A for 12K model
- Built-in WiFi with APP for: Built-in WiFi with APP for mobile monitoring and OTA firmware upgrade
- Supports USB On-the-Go function: Supports USB On-the-Go function
- Built-in BMS communication port: Built-in BMS communication port
- Built-in meter calibration for optimized: Built-in meter calibration for optimized system operation
- Battery independent design: Battery independent design
- Built-in anti-dust kit: Built-in anti-dust kit
- Built-in DC output for DC: Built-in DC output for DC fan, LED bulb, router and so on
Frequently Asked Questions
What are the main performance specifications of the Axpert MAX II TWIN?
The Axpert MAX II TWIN has a rated power of 11000VA/11000W with a peak efficiency of 93%. It provides a pure sine wave output with an AC voltage regulation of 230VAC ± 5% in battery mode.
Is the Axpert MAX II TWIN compatible with different battery types and solar panels?
Yes, the inverter is compatible with a 48 VDC battery system and supports MPPT solar chargers with a maximum PV array power of 11000W, making it suitable for various solar panel configurations.
What are the physical specifications of the Axpert MAX II TWIN?
The physical dimensions and weight of the Axpert MAX II TWIN are not specified here, but it is designed to be robust and suitable for residential and commercial installations. Please refer to the product manual for detailed dimensions and weight.
What are the installation requirements for the Axpert MAX II TWIN?
Installation should be performed by a qualified technician. Ensure that the inverter is installed in a well-ventilated area, away from direct sunlight and moisture, and that all electrical connections comply with local regulations.
What warranty does Voltronic Power offer for the Axpert MAX II TWIN?
Voltronic Power typically offers a standard warranty for its products, but specific warranty terms for the Axpert MAX II TWIN should be confirmed with the retailer or distributor.
What certifications does the Axpert MAX II TWIN have?
The Axpert MAX II TWIN is certified under IEC 62109, IEC 61683, EN/IEC 61000-6-2, 61000-6-4, 61000-3-11, and 61000-3-12, ensuring compliance with international safety and performance standards.
What are the operating conditions for the Axpert MAX II TWIN?
The inverter is designed to operate efficiently within a specific temperature and humidity range. For optimal performance, ensure the environment is within the recommended conditions as specified in the product manual.
What are the key features and benefits of the Axpert MAX II TWIN?
Key features include a high surge power of 22000VA, fast transfer time of 10 ms for PCs, and 20 ms for home appliances, along with MPPT solar charging capabilities, making it ideal for both residential and commercial use.