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Brand Name : 1stess
Model Number : SP4K6H
Certification : CE, IEC
Place of Origin : China
MOQ : 1 piece
Price : To be negotiated
Payment Terms : L/C,T/T
Supply Ability : 2000 pieces per month
Delivery Time : 30 days
Packaging Details : carton box
Charging Mode : MPPT
Operating Temperature : -10°C To 50°C
Inverter Type : Off Grid inverter
Frequency : 50Hz/60Hz
Output Voltage : 360VDC
Communication Interface : RS485/CAN/USB
1.Maximum efficiency of 97.8% and battery efficiency of 97.0%
2.Maximum 12kW PVinput power
3.Key components from international renowned brands
4.IP66 protection rating,ensuring adaptability to complex
5.Multiple built-in protections, with optional AFCl
6.Large MPPT current, compatible with high-power solar panels
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FAQs for Different Countries
Introduction: Built for Canada's diverse climate, from cold winters to warm summers, this inverter offers high efficiency, reliable backup power, and safety for Canadian families.
FAQ:
Q: Is this inverter approved for use with Canadian electrical standards (CSA)?
A: The inverter carries international safety certifications (IEC 62109). For specific CSA approval, please check with the distributor, as regional certifications may be pending or available.
Q: How does it perform in cold Canadian winters?
A: The operating temperature starts at -25°C, making it suitable for most Canadian winter conditions. Cold weather actually improves semiconductor efficiency and is beneficial for the inverter.
Q: What is the benefit of the high battery voltage in a climate with heating needs?
A: The 360V battery system can efficiently power high-wattage loads like electric heaters or heat pumps during a winter grid outage, ensuring your home stays warm.
Q: Can it handle snow on the panels and partial shading?
A: The two independent MPPTs are excellent for managing different roof orientations or partial shading from snow, ensuring overall system performance is optimized.
Q: Is the backup power feature robust enough for prolonged outages?
A: While the inverter provides the power, the duration depends on your battery capacity. With a sufficiently large battery bank, it can provide essential backup power for many hours.
Q: What surge protection is included for electrical storms?
A: It includes built-in Type III surge arresters on both AC and DC sides, offering protection against lightning-induced surges common in some Canadian regions.
Q: How is the system monitored during remote cabin use?
A: The optional Wi-Fi/LAN module allows for remote monitoring from anywhere, which is ideal for checking on systems in vacation homes or cabins.
Q: What is the ingress protection rating for outdoor installs?
A: The IP66 rating makes it suitable for outdoor installation, resistant to rain and snow, though protection from direct blizzards is always advised.
Q: Is the 60Hz grid frequency supported?
A: Yes, the nominal grid frequency is selectable for 60Hz, which is the standard across Canada.
Q: What is the warranty support like in Canada?
A: We offer a standard 5-year warranty with an optional 10-year extension, backed by our distributor network for local support.
Introduction: Combining Mediterranean efficiency with robust performance, our inverter is an excellent partner for Italian households looking to leverage solar energy and reduce electricity costs.
FAQ:
Q: Is the inverter certified for the Italian grid (CEI 0-21)?
A: Yes, it holds the CEI 0-21 certification, which is mandatory for grid connection in Italy, ensuring full regulatory compliance.
Q: How does the high efficiency help with the Scambio sul Posto (SSP) scheme?
A: A higher efficiency means you inject more kWh into the grid, potentially increasing the energy credited to you under the SSP mechanism.
Q: Can it be used in a three-phase system common in Italian homes?
A: This is a single-phase model. For three-phase systems, multiple units can be configured, or you may inquire about our three-phase product range.
Q: What is the advantage of the wide MPPT voltage range for Italian summers?
A: In high temperatures, PV module voltage drops. The wide MPPT range (70V-540V) ensures the inverter continues to operate optimally even on very hot days.
Q: Does it support communication with Italian energy meters?
A: The dedicated DRM/RS485 port for a meter allows it to communicate with external energy meters, a requirement for certain functionalities in Italy.
Q: How does the lightweight design help with installation?
A: Weighing between 14.1kg and 14.6kg, it is relatively lightweight, simplifying handling and mounting on various wall types, including stone, common in Italy.
Q: Is the power factor adjustable to meet Italian utility demands?
A: Yes, the power factor is adjustable from 0.8 leading to 0.8 lagging, allowing installers to set it according to local grid operator requirements.
Q: What is the performance in coastal, salty air environments?
A: The enclosure is designed to resist corrosion. Combined with the IP66 rating, it offers good protection for coastal installations, though additional precautions may be advised.
Q: Can I easily check the system status?
A: Yes, via the LED indicators or the optional LCD display, plus the convenience of the Bluetooth APP for detailed status checks.
Q: Is the 10-year warranty offered in Italy?
A: Sì, the optional 10-year warranty is available, providing tranquillità (peace of mind) for the long term.
Introduction: Capture the powerful Spanish sun with our high-efficiency inverter. Designed for reliability and self-consumption, it's the perfect solution for Spanish homes and businesses.
FAQ:
Q: Is the inverter certified under the Spanish UNE 217002 standard?
A: Yes, it is certified to UNE 217002, ensuring it meets the specific technical requirements for grid connection in Spain.
Q: How can the high PV-to-AC efficiency reduce my electricity bill?
A: With up to 97.8% efficiency, you waste very little of the abundant solar energy Spain enjoys, directly maximizing the savings on your bill through self-consumption.
Q: What is the maximum discharge power for running a pool pump on backup?
A: With up to 6,600W of discharge power, it can easily handle a pool pump along with other household essentials during a grid outage.
Q: Is it suitable for areas with high UV radiation?
A: The materials used in the housing are UV-resistant, and the IP66 rating provides a sealed environment, protecting internal components from degradation.
Q: Can it be integrated with Spanish smart home systems?
A: Through its open communication protocols (RS485, Wi-Fi), it can be integrated into various home automation systems popular in Spain for energy management.
Q: How does the unit handle voltage drops (bajadas de tensión)?
A: The wide input voltage range for both PV and grid allows it to ride through minor voltage dips without shutting down, ensuring consistent energy production.
Q: What is the benefit of two MPPTs for Spanish rooftops?
A: Many Spanish homes have complex roof shapes. Two MPPTs allow you to connect panels facing east and west on different trackers, maximizing daily energy production without performance penalty.
Q: Is the warranty process straightforward in Spain?
A: We have a dedicated distributor network in Spain to handle warranty claims and provide technical support, ensuring a smooth customer experience.
Q: Does it require regular maintenance?
A: The natural cooling system has no fans or filters to clean, making it virtually maintenance-free beyond occasional visual inspections.
Q: How does the product ensure safety?
A: It includes comprehensive protection like insulation resistance detection, leakage current protection, and AFCI (optional), ensuring safety for your family and property.
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