How Long Will the 200Ah Battery Last?

Introduzione 

 

Which types of batteries do you own? Nowadays, the world is moving toward a better solution. The revolutionary green technology has diminished the use of eco-toxic systems.

 

The use of batteries has been a significant revolution in this case. It is because of the storage. Suppose you have a power outage. How long will your 200Ah batteries last?

 

Do you want to know the answers to all your questions regarding the running time of a 200Ah battery? If yes, this guide is full of magic. We will shower light on various factors and know how long your batteries can last.

 

What is a 200Ah battery?

 

Do you know about the battery capacity? A 200Ah is the battery capacity. It tells how much energy a battery can store.

 

As you double the battery capacity, it can store more power and run longer. Therefore, a 200Ah battery can run twice compared to 100Ah. Therefore, it is a crucial factor in discussing battery capacity.

 

Factors affecting the 200Ah battery runtime

 

There is no direct formula that gives precise answers about the running time of a battery. Sometimes, you need to understand the battery voltage. At other times, it is better to know the efficiency.

 

There are five most crucial factors affecting the battery running time. Let’s chew over!

 

Tensione della batteria

 

How much is the voltage rating of your battery? The compatibility of the devices can depend on the battery voltage. If the device supports the battery voltage, it can integrate with it and deliver extended performance. Otherwise, you will have to find another more compatible solution.

 

Calculate batteries and check their voltage. Usually, batteries come in 12V, 24V, and 48V. The higher the voltage is, the longer the running is.

 

Capacità della batteria 

 

The higher the battery capacity is, the more energy it will store. If you double the battery capacity, it will double the running time. In our case, we have already mentioned the battery capacity, which is 200Ah. It can be more in some other cases.

 

Depth of discharge 

 

Think of a smartphone. How many batteries do you consume before recharging it? 80%. The same case applies.

 

The higher the depth of discharge you do, the more rapid the battery life drops. As a result, your battery gets more damaged. However, you can keep an estimate of 80% as a safety factor.

 

Energy consumption 

 

How much do your appliances consume the battery? If you run a 1000W appliance, the consumption will be 1000 watts. If you are running multiple devices simultaneously, sum up the power from all the devices. For example, you are running two appliances having 400 watts and 500 watts. The total energy consumption will be 900 watts. You must also check the energy consumption of the devices.

 

Efficienza dell'inverter 

 

Every battery has an associated inverter. The inverter can transform the energy from DC to AC or AC to DC. The goal of conversion is to feed the energy to the appliances.

 

A higher efficiency means better production of energy. Similarly, the lower efficiency means decreased production of energy. If the efficiency is high, the running time will be high as the batteries provide more power to the tools and appliances. So, you must consider the efficiency of the inverter.

 

Calculations of how long a 200Ah battery will last

 

The calculation formula is simple and gives accurate results.

 

The formula is:

 

Battery Run Time = (Battery Capacity x Battery Voltage x Depth of Discharge x Efficiency of Inverter) / Energy Consumption

You must get all the values and understand how long your batteries can last. We will discuss different scenarios and understand how they affect the battery’s lasting timing.

 

Case 1: 48V 200Ah Battery 

 

Suppose your battery voltage is 48V of a 200Ah battery capacity.

 

Before you calculate the running time, define other factors.

 

• Battery Voltage. For this specific case, we have considered 48V.
• Depth of discharge. You should never use 100% of the battery. An 80% usage is decent and gives a longer lifespan to the batteries.
• Capacità della batteria. It is 200Ah. We can consider it constant.
• Efficienza dell'inverter. How much efficiency does your inverter have? A 95% is the good of a quality inverter.
• Energy consumption. Which device are you using? 

 

We assume the maximum rating of a 2000-watt inverter for energy consumption. Let’s make our first calculation.

 

200Ah battery run time = (200Ah x 48v x 0.8 x 0.95) / 3000W = 2.432 Hours

 

The maximum running time of a 200Ah battery is 2.43 hours. If you decrease the load on the battery, running time will increase largely. For example, you are operating a 400-watt fridge. The running time will be:

 

200Ah battery run time = (200Ah x 48v x 0.8 x 0.95) / 400W = 18.24 Hours

 

Case 2: 24V 200Ah Battery

 

We have all our values from the above case. Now is the time to calculate the same for a 24V 200Ah Battery.

 

• Voltage is 24V.
• The depth of discharge is 80%.
• Efficiency is 95%.
• Battery capacity is 200Ah.
• The energy consumption of an inverter is 2000 watts.

 

Let’s see the maximum running time.

 

Battery running time= 200×24×0.8×0.95/2000 = 1.824 Hours

 

Case 3: 12V 200Ah Battery

 

Suppose you have replaced your 24V batteries with 12V batteries.

 

• The voltage is 12V.
• The depth of discharge is 80%.
• Efficiency is 95%.
• Battery capacity is 200Ah.
• The energy consumption of an inverter is 2000 watts.

 

The calculation will be:

 

Battery running time= 200×12×0.8×0.95/2000 = 0.92 Hours

 

Conclusione 

 

Apart from the battery capacity, there are other things to focus on. How much is your load from the device? How many hours do you want it to run? 

 

How much is the efficiency of your inverters? Purchasing the quality tool is a good idea. Do you want the best inverters for your appliances?

 

LuxPowerTek has advanced inverters that feature both quality and affordable pricing. You’ll also get the longevity of the inverters. In case of a power outage, they will be your companion. Check out the options available at LuxPowerTek!