Wednesday, April 4, 2012

VFD Cable For Reliable Precision Control


Nowadays, variable frequency drives often serve in mission-critical process control applications, and when they go down, they can bring production lines to a standstill.  Our engineers have recently taken steps to eliminate an oft-overlooked weak link in drive reliability.
They have developed a new cable that creates extremely robust power connections between VFDs and motors. Called ÖLFLEX® VFD XL, this shielded motor cable offers mechanical and electrical properties beyond those offered by standard AWG motor cables. Among the improvements: 

• Rugged PVC Jacketing Withstands Harsh Conditions. ÖLFLEX® VFD XL has been designed to perform in harsh conditions. It meets UL Oil Resistance I and II standards. It also thrives in low temperatures and has passed UL -25ºC Cold Impact and -40ºC Cold Bend tests. Maximum continuous use temperature is 90ºC. 

• Global Stranding Lowers DC Resistance. Thanks to its Class 5 conductor stranding, which meets both European and North American standards, ÖLFLEX® VFD XL has a 14% or larger CMA than a comparable AWG cable. The larger CMA contributes to a low DC resistance, making ÖLFLEX® VFD XL well-suited to long cable runs.

• XLPE Improves Electrical Properties.  ÖLFLEX® VFD XL uses a cross-linked polyethylene insulation, which enhances electrical properties that provides a lower dielectric constant to improve the purity of the signal.  Due to the thicker cross linked polyethylene insulation wall thickness cable design allows the cable to withstand voltage spikes, inrush currents and other electrical disruptions that damage motor cables. 

Shielding Resists Noise.  With its combination of triple-laminate foil tape and 85% braid coverage, ÖLFLEX® VFD XL offers enhanced shield effectiveness that eliminates external noise problems and internal signal disruptions.


ÖLFLEX® VFD XL has UL and CSA TC approvals. Recommended applications include VFD drive and motor connections for web presses, HVAC systems, conveyors and many other types of industrial machines.


Need more information or detailed technical specifications? click here  



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