| Sign In | Join Free | My entremaqueros.com |
|
| Categories | Off Grid Hybrid Solar Inverter |
|---|---|
| Brand Name: | 1stess |
| Model Number: | EM (PV60-500VDC) 620048L |
| Certification: | CE, IEC |
| Place of Origin: | China |
| MOQ: | 1 piece |
| Price: | To be negotiated |
| Payment Terms: | L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| 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: | hybrid solar inverter |
| Frequency: | 50Hz/60Hz |
| Output Voltage: | 48VDC |
| Size: | 438*295*105mm |
| Company Info. |
| Shenzhen First Tech Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |

| Place of Origin | China | China | China |
|---|---|---|---|
| Mounting Method | Wall Bracket | Wall Bracket | Wall Bracket |
| Nominal Battery Voltage (V) | 24VDC | 48VDC | 48VDC |
| Lithium Battery activation | YES( By PV or Utility) | YES( By PV or Utility) | YES( By PV or Utility) |
| Nominal Voltage | 230VAC | 230VAC | 230VAC |
| Lithium Battery communication | YES(RS485) | YES(RS485) | YES(RS485) |
| Frequency | 50/60Hz | 50/60Hz | 50/60Hz |
| Waveform | Pure Sine wave | Pure Sine wave | Pure Sine wave |
| Solar Charger Type | MPPT | MPPT | MPPT |
| Communication Interface | RS232+RS485 | RS232+RS485 | RS232+RS485 |
| PV Array MPPT Voltage Range | 60VDC~500VDC | 60VDC~500VDC | 60VDC~500VDC |
| Surge Power | 7000VA | 11000VA | 1240VA |
| Size | 358*295*100mm | 438*295*105mm | 438*295*105mm |
| Weight | 7kg | 9kg | 9kg |
| Operating Temperature Range | (-10'℃ to 50℃) | (-10'℃ to 50℃) | (-10'℃ to 50℃) |








FAQ: EM Series Hybrid Inverter for the South African Market
Q1: Is this inverter a solution for load-shedding?
A: Yes, it is an excellent and robust solution for load-shedding.
Its fast transfer time means your lights and appliances will barely
notice the switch from grid to battery power, providing
uninterrupted power during scheduled and unscheduled power cuts.
Q2: Can it power a typical South African home with a geyser and a
fridge?
A: Absolutely. The power range from 1.5KW to 6.2KW can cater to
various needs. A 3.5KW or 5.5KW model can easily handle the base
load of a typical home, including a fridge, TV, lights, and even a
kettle, though high-consumption devices like geysers are best
managed with a dedicated solar geyser system or timed to run during
solar hours.
Q3: Is the dust cover really necessary?
A: In many parts of South Africa, dust can be a significant issue.
The detachable dust cover is a practical feature that protects the
internal components, ensuring longevity and reliable performance,
especially if installed in a garage or outdoor shed.
Q4: What is the difference between SBU and SUB mode?
A: In SBU (Solar-Battery-Utility) mode, the inverter will use Solar
first, then Battery, and only use the Utility as a last resort. In
SUB (Solar-Utility-Battery) mode, it uses Solar first, then
Utility, saving your battery. During load-shedding, SBU mode is
ideal to maximize your independence from the grid.
Q5: How long will the battery last during load-shedding?
A: The battery runtime depends entirely on the capacity of your
battery bank and the load you are powering. With a sufficiently
sized lithium battery bank, you can easily power essential loads
through multiple hours of load-shedding.
Q6: Can I add more solar panels later to increase my daytime power?
A: Yes, the modular design allows for easy expansion. As long as
you stay within the maximum PV power and voltage limits of your
inverter model, you can add more panels in the future to increase
your solar generation and reduce reliance on the grid.
FAQ: EM Series Hybrid Inverter for the Italian Market
Q1: Can this system be integrated with the "Scambio sul Posto"
(SSP) scheme?
A: The EM Series is primarily designed for self-consumption and
off-grid applications to maximize your own use of solar energy. For
direct participation in "Scambio sul Posto," a grid-tie inverter
certified for the Italian grid is typically required. The EM Series
helps you minimize energy bought from the grid, which is the most
financially beneficial approach.
Q2: Is the pure sine wave output safe for premium Italian kitchen
appliances?
A: Assolutamente sì (Absolutely yes). The pure sine wave output is
perfect for sensitive and high-end appliances like espresso
machines, pasta makers, and other sophisticated electronics,
ensuring they operate smoothly and without risk of damage.
Q3: The product mentions "No Battery Mode." How is this useful?
A: In "No Battery Mode," you can use solar energy directly during
the day to power your home. This is perfect for secondary homes or
during the day when energy consumption is high, allowing you to
save money without the initial investment in a battery storage
system.
Q4: What is the operating temperature range for installation in a
hot Mediterranean climate?
A: The inverter operates reliably from -10°C to 50°C, making it
perfectly suitable for the hot Italian summers, even in
non-air-conditioned spaces like garages or sheds.
Q5: How does the RS485 communication help with system monitoring?
A: The RS485 port allows for detailed communication with compatible
devices, including lithium batteries and external monitoring
systems. This provides deep insights into system performance and
battery health, enabling optimal energy management.
Q6: Can I use this inverter in a three-phase system?
A: A single EM Series inverter provides a single-phase output. For
a three-phase system, three inverters can be configured for each
phase, though they would operate independently without phase
synchronization.
FAQ: EM Series Hybrid Inverter for the Saudi Arabian Market
Q1: Can this inverter handle the extreme heat and dust of the Saudi
climate?
A: Yes. With an operating temperature up to 50°C and a detachable
dust cover, it is built to withstand the harsh desert environment,
ensuring reliable performance and protection from sand and dust.
Q2: With abundant sunshine, what is the advantage of the high 120A
MPPT charge current?
A: The high MPPT current (up to 120A) is crucial in Saudi Arabia's
high-irradiance conditions. It allows the inverter to process a
massive amount of solar energy quickly, enabling faster battery
charging and supporting higher loads directly from solar power
during the day.
Q3: Is the "No Battery Mode" practical in a region with 24/7 power
needs?
A: While the grid is generally stable, "No Battery Mode" is
extremely useful for reducing daytime electricity consumption from
the utility. You can run air conditioning units and other high-load
appliances directly from solar power during peak sunlight hours,
significantly cutting your energy costs without draining your
batteries.
Q4: Can the system power a small workshop or farm?
A: Absolutely. The 5.5KW and 6.2KW models, with their high surge
power (11,000VA+), are capable of running power tools, water pumps,
and other equipment for small to medium-sized commercial or
agricultural applications.
Q5: How does the Lithium Battery Activation via PV work?
A: If a lithium battery enters a deep discharge protection state,
the inverter can use solar power from the panels to send a small
"wake-up" charge to reactivate the battery. This is a vital feature
in remote off-grid locations where grid power is unavailable.
Q6: What is the warranty and service support availability in Saudi
Arabia?
A: We have a dedicated distributor and service partner network
within Saudi Arabia, ensuring prompt technical support,
availability of spare parts, and a comprehensive warranty for your
peace of mind.
|