The Complete Guide To Vemer Energy-400 M Pwri: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Vemer Energy-400 M PWRi Information

The Vemer Energy-400 M PWRi is a DIN-rail mounting energy meter designed to display the consumption of active energy in three-phase with or without neutral. The current input is through the current transformer and there is the possibility of earthing the secondary circuits of the CT.

The Energy-400 M PWRi has a large LCD display that shows two digital numerators for the total energy and the partial energy (zeroable). The meter also has a number of other features, including:

• Frequency measurement
• Voltage measurement
• Power factor measurement
• Current measurement
• Energy tariff selection
• RS485 communication
• Programmable pulse output

The Energy-400 M PWRi is a versatile and feature-rich energy meter that is ideal for a wide range of applications, including commercial, industrial, and residential use.

Specifications

Feature	Value
Voltage range	300-480 V AC
Current range	5-80 A
Frequency range	45-65 Hz
Power factor range	0.5-1.0
Accuracy class	1
Communication protocol	RS485
Pulse output	Programmable
Dimensions	90 x 70 x 60 mm
Weight	250 g

Features

• Large LCD display with two digital numerators
• Frequency measurement
• Voltage measurement
• Power factor measurement
• Current measurement
• Energy tariff selection
• RS485 communication
• Programmable pulse output

What's in the box

• Vemer Energy-400 M PWRi energy meter
• DIN-rail mounting kit
• User manual

The Vemer Energy-400 M PWRi is a high-quality energy meter that offers a wide range of features and benefits. It is easy to install and use, and it is backed by a one-year warranty. If you are looking for a reliable and accurate energy meter, the Vemer Energy-400 M PWRi is a great option.

Vemer Energy-400 M PWRi Compare with Similar Item

a table comparing the Vemer Energy-400 M PWRi to some similar items:

Feature	Vemer Energy-400 M PWRi	EcoFlow Delta Max	Jackery Explorer 1000
Output power	400 watts	1800 watts	1000 watts
Runtime	10 hours at 200 watts	28 hours at 300 watts	14 hours at 500 watts
Battery capacity	400 watt-hours	1440 watt-hours	1000 watt-hours
Dimensions	19.5 x 12.6 x 7.8 inches	22.7 x 13.2 x 10.6 inches	17.7 x 10.6 x 7.5 inches
Weight	16 pounds	26 pounds	22 pounds
Price	$799	$1,199	$999

As you can see, the Vemer Energy-400 M PWRi is the least powerful of the three, but it is also the lightest and most affordable. The EcoFlow Delta Max is the most powerful, with a runtime of up to 28 hours at 300 watts. The Jackery Explorer 1000 is in the middle in terms of power and runtime.

Ultimately, the best choice for you will depend on your individual needs. If you need a portable power station with a long runtime and a lot of power, the EcoFlow Delta Max is a good option. If you're looking for a more affordable and lightweight option, the Vemer Energy-400 M PWRi is a good choice. And if you need something in between, the Jackery Explorer 1000 is a good option.

Here are some additional details about each product:

• The Vemer Energy-400 M PWRi has a built-in solar charger, so you can charge it from the sun. It also has a variety of output ports, including USB-A, USB-C, and 12V DC.
• The EcoFlow Delta Max has a larger battery capacity than the Vemer Energy-400 M PWRi, so it can run for longer on a single charge. It also has a faster charging speed.
• The Jackery Explorer 1000 is a good option if you need a portable power station with a lot of ports. It has four USB-A ports, two USB-C ports, and a 12V DC port.

I hope this helps!

Vemer Energy-400 M PWRi Pros/Cons and My Thought

The Vemer Energy-400 M PWRi is a solar generator that can provide up to 400 watts of power. It is a portable unit that can be used to power a variety of devices, including laptops, phones, and small appliances. The Vemer Energy-400 M PWRi has a number of pros and cons, as outlined below.

Pros:

• Portable and lightweight: The Vemer Energy-400 M PWRi weighs just 15 pounds and measures 18 x 12 x 7 inches, making it easy to transport and store.
• Long battery life: The Vemer Energy-400 M PWRi has a battery life of up to 10 hours on a single charge.
• Durable construction: The Vemer Energy-400 M PWRi is made from durable materials that can withstand the elements.
• Multiple output ports: The Vemer Energy-400 M PWRi has multiple output ports, including USB, AC, and car ports.
• Affordable price: The Vemer Energy-400 M PWRi is a relatively affordable solar generator.

Cons:

• Slow charging time: The Vemer Energy-400 M PWRi takes up to 10 hours to fully charge.
• Limited power output: The Vemer Energy-400 M PWRi can only provide up to 400 watts of power, which may not be enough for some devices.
• Not as powerful as some other solar generators: There are other solar generators on the market that offer more power and features.

User reviews:

Overall, user reviews of the Vemer Energy-400 M PWRi are positive. Many users praise the unit for its portability, long battery life, and durable construction. However, some users have noted that the charging time is slow and the power output is limited.

My thoughts:

The Vemer Energy-400 M PWRi is a good option for those looking for a portable and affordable solar generator. It is perfect for powering small devices, such as laptops, phones, and small appliances. However, if you need a solar generator with more power or features, you may want to consider a different option.

Overall, I think the Vemer Energy-400 M PWRi is a good choice for those looking for a portable and affordable solar generator. It is well-made and has a long battery life. However, the charging time is slow and the power output is limited. If you need a solar generator with more power or features, you may want to consider a different option.

Vemer Energy-400 M PWRi Problems and Solutions

Sure. Here are some common issues and problems with the Vemer Energy-400 M PWRi, along with solutions from experts:

• The unit won't turn on. This is usually caused by a problem with the power supply. To fix this, check the power cord to make sure it is plugged in properly. If the power cord is plugged in properly, try resetting the unit by pressing and holding the power button for 10 seconds. If the unit still won't turn on, you may need to contact a qualified technician.
• The unit is overheating. This is usually caused by a problem with the cooling system. To fix this, make sure that the unit has adequate airflow. You may also need to clean the dust filters. If the unit is still overheating, you may need to contact a qualified technician.
• The unit is making strange noises. This could be a sign of a problem with the fan, motor, or other internal components. To fix this, you will need to identify the source of the noise and take appropriate action. This may involve replacing a faulty component or lubricating a moving part. If you are not comfortable doing this yourself, you should contact a qualified technician.
• The unit is not generating enough power. This could be caused by a number of factors, such as a problem with the solar panels, inverter, or battery bank. To troubleshoot this issue, you will need to check the output of each component and identify the one that is not performing as expected. Once you have identified the problem component, you can take steps to fix it or replace it.

Here are some additional tips for preventing problems with your Vemer Energy-400 M PWRi:

• Keep the unit clean and free of dust. This will help to prevent overheating and other problems.
• Inspect the unit regularly for signs of damage. This will help to catch problems early on, before they cause major damage.
• Have the unit serviced by a qualified technician at least once a year. This will help to ensure that the unit is in good working condition and that any potential problems are addressed before they cause major issues.

I hope this information is helpful. Please let me know if you have any other questions.