Although the selection of an air conditioner for cooling an electrical enclosure may appear to be a relatively simple task, there are a number of criteria that need to be considered to ensure a good...

In industrial facilities, electronic equipment is frequently used for motor control and most machines are PLC controlled. This use of electronic equipment has increased electrical enclosure heat loads...

Regional climates play a critical role when planning control panel installations. Carefully analyzing climate conditions at the control panel enclosure site prior to installation helps identify the...

When assessing what kind of protection is needed for an industrial control panel enclosure, there are five key factors to consider. These are ambient temperature, humidity, pollution, weather and...

The reasons why enclosure designers choose sealed electrical enclosures in preference to ventilated enclosures are numerous. They may include a desire to keep equipment clean and free from...

Outdoor electrical enclosures can be found in applications such as security systems, digital signs, telecommunications, and any other situation when electrical components are present. When selecting a...

A large machine includes any machinery that is physically large, complex, and operates as a standalone machine or integrated into a production line. Examples include cement kilns, paper making...

When you are selecting an enclosure air conditioning supplier, you'll want to make sure the supplier is capable, competent, and that their equipment meets your requirements. So, before placing an...

Electrical components, such as variable frequency drives, PLCs, contactors, and switches, as well as the equipment and machinery they control, represent a large upfront investment in almost any...

Effective thermal management of OSP cabinets is crucial for reliable operation. There are several specifications in use, but in practice most cabinets will be built to comply with the GR-3108-CORE...

All phase change refrigerant systems require an expansion device which controls the flow of refrigerant in the evaporator. Two principal types of control are used: Thermal Expansion Valves or...

Electrical control equipment is becoming increasingly sophisticated as designers add more features to what used to be relatively simple electro-mechanical control gear. Circuit breakers now have...

Learn how to select the right cooling method for your application needs. Selecting a cooling system for an electrical enclosure is an important task that is not always as simple as it might seem. The...

This checklist is intended to help design engineers verify the important thermal management requirements for enclosure cooling systems. The checklist covers environmental conditions, cooling...

Provided the conditions are right, the lowest cost method of cooling an enclosure is to use filtered fans. The reasons are simple: fans are cheap, cost very little to run, and are capable of moving a...

When you purchase an electrical enclosure to house your equipment and keep it safe, you're investing in the longevity of all of the electrical components. Electrical equipment can produce substantial...

Electrical equipment such as VFDs, contactors, and PLCs generate heat through power losses. This same equipment can lose efficiency, operate erratically, or even fail prematurely due to excess...

There are a variety of plant conditions that can warrant the use of enclosure air conditioners to keep your electrical equipment running well. When an air conditioner is used in conjunction with a...

The use of enclosure air conditioners to protect equipment inside electrical enclosures has become commonplace. However, there are several requirements that users should be aware of when selecting an...

When you're building a panel containing Variable Frequency Drives (VFDs), it's easy to underestimate their contribution toward the electrical enclosure's heat load. Part of the problem arises from the...

Filters are an important part of any thermal management system. Whether the enclosure cooling system is comprised of cooling fans or uses an air conditioner, air filters are used to protect motors,...

When an enclosure air conditioner on one of your electrical enclosures fails, you need to act quickly before the panel overheats. But what do you do when you cannot find or contact the original...

All forms of electrical equipment are susceptible to failure if they get too hot, and telecom equipment, even though it is built to high standards, is no exception. Usually the failures can be traced...

The selection of an enclosure air conditioner is relatively simple provided you pay attention to the details and correctly size the unit. Proper selection is important because an air conditioner...

Electrical control panel builders know that the cost of the bare control panel represents a significant percentage of the total material cost of the completed electrical enclosure. Not only that, but...

Vandalism of electrical enclosures is a growing problem. Frequently, the aim of the vandalism is not obvious apart from a desire to cause malicious damage and inconvenience to maintenance personnel....

Thyristors and other solid state devices in variable frequency drives generate a significant amount of heat. These devices are mounted on heat sinks and use a chimney effect to draw cooler air from...

Although many electrical enclosures are naturally ventilated, there are a number of sound technical reasons for using sealed electrical enclosures. These include keeping components clean, dry, and...

Electrical equipment manufacturers generally recommend enclosure temperatures be kept below 95 degrees F. Active cooling maintains the electrical components at constant operating temperature,...

Winning the battle of electrical enclosure cooling comes down to heat dissipation or scattering that heat away from equipment. Many factors, such as the electrical equipment generating the heat or...

Original equipment manufacturers (OEMs) rely on suppliers to provide certain parts or systems that are integrated into their product lines and resold under their own brands. Because your brand and...

When you are working with hazardous materials, it is important to know exactly how the materials and compounds are classified. It can also be incredibly valuable to have equipment that will withstand...

Control panels are designed to house and protect electrical components for powering and controlling industrial, HVAC, and other equipment. Industrial control panels may include PLCs, VFDs, contactors,...

When you are looking for an efficient method for enclosure cooling, a heat exchanger is a good solution for a few different reasons. Not only is a heat exchanger energy efficient, but it allows you to...

The market for custom cabinet or enclosure air conditioners is growing as applications become more unique, such as pole mounted heavily loaded electrical cabinets, mobile equipment, and electrical...

There are many options to consider for cooling solutions for your electrical enclosure. Depending on the ambient conditions, anything from a closed loop air conditioner to a filtered fan could be...

The ideal time to factor in thermal management of the enclosure is during the initial design stage before equipment is purchased. Here are some considerations to take before the prototype phase....