Product Details

REX521GHHGSH51G Protection Relay

Brand Name REX521GHHGSH51G
Model Number REX521GHHGSH51G

Product Features

 

The frequency converter control cabinet installed in outdoor or dust environments adopts a sealed type


The frequency converter control cabinets installed and used in some factories, mines, basements, and outdoor areas will withstand harsh environments such as high temperature, dust, and humidity. For this reason, many users choose sealed frequency conversion cabinets. Although this can achieve rainproof and dustproof effects to a certain extent, it also brings about the problem of poor heat dissipation of the frequency converter.


Disadvantage: Tight sealing of the control cabinet can cause the internal components of the frequency converter to overheat due to insufficient ventilation and heat dissipation capacity, and the thermal element protection action can cause a fault trip, forcing the equipment to shut down.


Response strategy: Install a breathable rain cover on the upper part of the frequency converter control cabinet, with a dustproof filter screen, and serve as an exhaust port. The lower part is also slotted to install a fan with a filter screen as an air inlet. Can form air circulation while filtering dust from the environment



Contact information: 15359293870

WhatsApp:+86 15359293870

Contact person: KELLY

Email: geabbdcs@gmail.com   386353502@qq.com

Official website: http://www.geabb.com


The E2400 series frequency converter is a vector controlled frequency converter with IP55 protection level developed by Ourui Transmission. Adopting advanced vector control core and rich system functions, it has advantages such as high voltage utilization rate, high power factor, fast dynamic response, high accuracy, low noise, low rotational speed and large torque output. At the same time, it has good dynamic performance, rich application functions, and can meet the requirements of IP55 protection level. It is suitable for indoor harsh environmental conditions, such as dust, graphite, moisture, and corrosive environments.

Power range: 0.4kW~500kW

Product characteristics

Advanced vector control technology makes control more precise and dynamic performance more excellent

● Support asynchronous motor VVVF, SVC, VC control

Support permanent magnet synchronous motor SVC control

Output frequency 0.50-650.0Hz, resolution up to 0.01Hz

● Settable V/F curves and custom curves

Ultra low noise, carrier frequency adjustable from 3K to 12K

Timely and reliable control protection, high system stability, and support for parameter copying function

● Optional built-in filter

Automatic torque increase, starting torque 150%/0.5Hz, torque control accuracy ± 5%

Output frequency 0.50-650.0Hz (V/F), 0.50-200.0Hz (SVC)

● Protection level reaches IP55 level


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