Posts from August 2023

What is ATEX Certification? 
ATEX Certification is a certification given to products that are intended for use in potentially explosive atmospheres. It is a European certification that applies to both electrical and non-electrical equipment. The certification is based on two EU directives: The ATEX Equipment Directive (2014/34/EU) and the ATEX Workplace Directive (1999/92/EC). 
Why is ATEX Certification important? 
ATEX Certification is important because it ensures that products are safe to use in potentially explosive atmospheres. Explosions can be caused by a variety of factors, including electrical sparks, static electricity, and hot surfaces. ATEX Certification helps to reduce the risk of explosions by ensuring that products meet certain safety standards. 
What are the benefits of ATEX Certification? 
ATEX Certification provides a number of benefits to both manufacturers and users of products that are intended for use in potentially explosive atmospheres. For manufacturers, ATEX Certification can help to increase market access by demonstrating compliance with EU safety standards. For users, ATEX Certification provides assurance that products are safe to use in potentially explosive atmospheres. 
How is ATEX Certification obtained? 
ATEX Certification is obtained by submitting products to a notified body for testing and certification. The notified body will assess the product to ensure that it meets the relevant safety standards. Once the product has been certified, it can be marked with the ATEX logo to indicate that it is safe to use in potentially explosive atmospheres. 
ATEX Certification is an important certification for products that are intended for use in potentially explosive atmospheres. It ensures that products meet certain safety standards and helps to reduce the risk of explosions. If you are a manufacturer or user of products that are intended for use in potentially explosive atmospheres, it is important to ensure that they are ATEX certified. 
For more information on the PerMix range of mixers please call us at EMO on 02476 980833. 
An inverter is an electronic device that converts direct current (DC) to alternating current (AC). When it comes to motors, particularly electric motors, using an inverter can indeed lead to energy savings. Let me explain how: 
Variable Speed Control: One of the primary advantages of using an inverter with a motor is the ability to control the motor's speed. Traditional motors without inverters usually operate at a fixed speed, which might not always be the most efficient for the task at hand. By using an inverter, you can adjust the speed of the motor according to the load requirements. This means the motor can run at lower speeds when less power is needed, leading to energy savings. For example, in applications where the load varies, such as fans or pumps, using an inverter can significantly reduce energy consumption compared to running the motor at a constant speed. 
Soft Start and Stop: Inverters enable soft start and stop functions. When a motor starts up, it draws a surge of current which can be inefficient and cause stress on the electrical system. Inverters can gradually ramp up the motor's speed, reducing the initial current spike. Similarly, during shutdown, an inverter can gradually decrease the motor's speed, reducing mechanical stress and energy wastage associated with sudden stops. 
Efficiency Improvements: In some cases, motors operate more efficiently at specific speeds. Using an inverter allows you to match the motor's speed to the optimal operating point for efficiency. This can result in reduced energy consumption and lower operating costs over time. 
Energy Recovery: In certain applications, such as regenerative braking systems in electric vehicles or elevators, an inverter can capture energy that would otherwise be wasted during deceleration or braking. This energy can be fed back into the power supply or stored for later use. 
Load Matching: Some processes have varying load requirements. An inverter-equipped motor can adjust its speed based on the load, maintaining the necessary output without running at full speed when it's not needed. This ensures that the motor operates efficiently and consumes only the energy required for the task. 
Reduced Wear and Tear: Controlling the motor's speed and providing soft start and stop functions can reduce mechanical stress on the motor, leading to longer lifespan and less frequent maintenance needs. 
In summary, using an inverter with your motor can save energy by allowing precise control of motor speed, optimizing efficiency, reducing initial current surges, and recovering energy during deceleration. However, it's important to note that the extent of energy savings depends on the specific application, load profile, and how effectively the inverter is set up and utilized. 
For more information on the Inverters that we can supply at EMO call us on 02476 980833. 
Don't Keep Going Round And Round 
Contact us for all your electric motor and automation related needs 
Motors available for next day delivery Three phase 2,4 and 6 pole up to 630Kw 
Single phase cap/cap motors up to 3.7Kw 
Single phase perm/cap motors up to 3.0Kw 
There is also a large stock of Gearboxes and inverters 
If you need anything, either call us on 02476 980833 or 01273 752292 
You can also email us at 
IP ratings, or Ingress Protection ratings, are a standardized system used to classify and communicate the level of protection that an electrical device or enclosure provides against the intrusion of foreign objects (like dust and debris) and moisture (such as water) based on specific testing criteria. IP ratings are important to understand when selecting devices for use in various environments, especially in situations where protection against environmental factors is crucial, like outdoor or industrial settings. 
An IP rating consists of two digits, where each digit has a specific meaning: 
The first digit (0-6): Protection against solid objects and dust. 
0: No protection or not specified. 
1: Protection against solid objects greater than 50mm in diameter (e.g., a hand). 
2: Protection against solid objects greater than 12.5mm in diameter (e.g., fingers). 
3: Protection against solid objects greater than 2.5mm in diameter (e.g., tools). 
4: Protection against solid objects greater than 1mm in diameter (e.g., wires). 
5: Dust-protected; limited ingress allowed (some dust may enter, but it won't harm the device). 
6: Dust-tight; no ingress of dust. 
The second digit (0-9): Protection against liquids, particularly water. 
0: No protection or not specified. 
1: Protection against vertically falling drops of water (condensation). 
2: Protection against vertically falling drops of water when the enclosure is tilted up to 15 degrees. 
3: Protection against spraying water at an angle up to 60 degrees from vertical. 
4: Protection against splashing water from any direction. 
5: Protection against water jets from any direction (lower pressure than 6). 
6: Protection against powerful water jets or waves. 
7: Protection against temporary immersion in water up to 1 meter for 30 minutes. 
8: Protection against continuous immersion in water under conditions specified by the manufacturer (usually beyond 1 meter depth). 
9: Protection against high-pressure, high-temperature water jets and steam-cleaning processes. 
So, for example, an IP67-rated device indicates that it is completely dust-tight (6) and can be immersed in water up to 1 meter for 30 minutes (7). IP ratings help consumers and professionals make informed decisions about the suitability of devices for specific applications, taking into consideration the environmental conditions they will be exposed to. 


Our site uses cookies. For more information, see our cookie policy. Accept cookies and close
Reject cookies Manage settings