Eaton 50MCSR4313M AutoVAR Capacitor Bank - UL 508A
Part Number: 50MCSR4313M
Quick Summary
The Eaton LV AutoVAR 300 capacitor bank is a three-phase, wall-mounted solution that provides dynamic reactive power support for 480V power systems. It helps facilities improve power factor and voltage stability, reducing energy waste and equipment stress. This unit is certified to UL 508A, CSA Std. C22.2 No. 190, UL 810, and IEEE Std. 18, ensuring reliable integration in regulated environments. Its 50 kvar rating, combined with compact wall-mount design, supports scalable deployment across manufacturing lines, data centers, and HVAC systems, delivering measurable business value and faster ROI for power quality projects.
Product Information
Extended Description
50MCSR4313M Eaton: Eaton wall mtd, switched cap bank, 480V, 50 kvar 250 cb
Product Name
Eaton LV AutoVAR 300 capacitor bank
Catalog Number
50MCSR4313M
UPC
786685198422
Product Length/Depth
14 in
Product Height
60 in
Product Width
36 in
Product Weight
260 lb
Certifications
UL 508A CSA Std. C22.2 No. 190 UL 810 IEEE Std. 18
Type
AutoVAR
Phase
Three-phase
Feature → Business Impact → Application: Three-phase 480V AutoVAR capability delivers dynamic reactive power compensation, significantly improving power factor and reducing utility penalties in heavy-load facilities. This translates to lower operating costs and cooler equipment, ideal for manufacturing floors and large data centers seeking steady voltage profiles. Application: Implemented in new builds or retrofit projects to modernize power quality without overhauling existing switchgear.
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FAQs
Installation requires a certified electrician and adherence to local electrical codes. Plan for wall-mount clearance, proper enclosure mounting, and 480V three-phase connections. The unit weighs about 260 lb and measures 14 in L by 60 in H by 36 in W, so ensure door access and support structure are rated for the load. Follow Eaton’s wiring diagrams and safety interlocks from the specification sheet to ensure a safe, compliant commissioning.
Key specs include three-phase operation at 480 VAC, 50 kvar reactive power rating, and a wall-mounted enclosure with dimensions 14 in L, 60 in H, 36 in W. The assembly weighs 260 lb. Certifications include UL 508A, CSA Std. C22.2 No. 190, UL 810, and IEEE Std. 18, supporting safe integration into industrial power systems.
Yes. With a 50 kvar rating and 480V three-phase configuration, it provides significant reactive power support, improving power factor and reducing penalties. It fits retrofit or new installations in manufacturing lines, CNC rooms, and large motors, and it can be integrated with existing protection schemes for enhanced reliability.
The unit is certified to UL 508A, CSA Std. C22.2 No. 190, UL 810, and IEEE Std. 18. These markings indicate compliance with electrical safety, component integrity, and performance standards required for industrial control equipment, helping users pass regulatory audits and ensuring safer panel integration in regulated environments.
The 50 kvar AutoVAR bank reduces energy costs by improving power factor and lowering demand charges, delivering a favorable ROI in busy facilities. Maintenance is minimal due to solid-state switching and robust construction, with periodic inspection of connections and enclosure integrity to prevent corrosion or ingress in harsh environments.