Eaton 550TPHSR431W LV AutoVAR 600 Capacitor Bank - UL Listed
Part Number: 550TPHSR431W
Quick Summary
Eaton LV AutoVAR 600 capacitor bank is a power-factor correction solution for large, three-phase industrial facilities. Operators struggle with energy penalties, voltage swings, and wasted kvar when motor loads vary; this unit provides a scalable, plug‑and‑play approach to stabilizing demand. Certified UL Listed and CSA Certified, including UL 508A, CSA Std. C22.2 No. 190, UL 810, and IEEE Std. 18, it meets essential safety and electrical standards. The NEMA 3R enclosure houses heavy‑duty capacitor cells with 11 × 50 kvar steps at 480 V and 60 Hz, delivering reliable performance in outdoor or harsh environments. For procurement and maintenance teams, this translates to predictable energy savings, easier logistics, and a clearer ROI path for power-factor correction initiatives.
Product Information
Extended Description
550TPHSR431W Eaton: Eaton AutoVAR 600 Capacitor Bank, 662A, 60 Hz, Three-phase, 480V, Fuses, Heavy duty capacitor cells, NEMA 3R enclosure, Power Factor Correction, 11 x 50 kvar, 550 kVAR
Product Name
Eaton LV AutoVAR 600 capacitor bank
Catalog Number
550TPHSR431W
UPC
786685924540
Product Length/Depth
25 in
Product Height
80 in
Product Width
41.3 in
Product Weight
1110 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed CSA Certified UL 508A CSA Std. C22.2 No. 190 UL 810 IEEE Std. 18
Type
Power Factor Correction
Amperage Rating
662A
Frequency rating
60 Hz
Options
Heavy duty capacitor cells, NEMA 3R enclosure
Phase
Three-phase
Voltage rating
480 V
kVA rating
550 KVR
Protection
Fuses
Step X kVAR
11 x 50 kVAR
Feature: 550 kVAR total rating with 11 × 50 kvar steps at 480 V and 60 Hz. Business Impact: Enables staged corrections to minimize capacitor switching, optimize efficiency, and extend capacitor life while delivering precise reactive power control. Application: Large motor loads and process lines in manufacturing facilities that demand scalable PF correction without oversizing. Feature: 662 A amperage rating in a three‑phase configuration. Business Impact: Provides robust current handling for heavy plant loads, reducing voltage drop and improving system stability. Application: Heavy-duty environments with pump, fan, and conveyor arrays that require reliable PF correction at 480 V. Feature: NEMA 3R enclosure design. Business Impact: Enables outdoor installation and simplified space planning, reducing indoor footprint and protecting components. Application: Outdoor substations and exposed plant areas. Feature: Heavy‑duty capacitor cells with fuse protection. Business Impact: Improves reliability, offers rapid fault isolation, and lowers maintenance costs. Application: Industrial facilities needing durable, low-maintenance PF correction. Feature: Comprehensive certifications (UL Listed, CSA Certified, UL 508A, CSA Std. C22.2 No. 190, UL 810, IEEE Std. 18). Business Impact: Ensures compliance with safety and electrical standards, simplifying audits and procurement approvals. Application: Projects with strict regulatory requirements and supplier qualification processes.
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FAQs
The 550TPHSR431W is designed for three-phase 480 V networks with a 662 A amperage rating, 60 Hz operation, and a total PF correction of 550 kvar. It uses a NEMA 3R enclosure and protective fuses to simplify outdoor installation and field integration. Integration steps typically involve coordinating with the facility’s switchgear, ensuring proper relay coordination, and verifying motor load profiles to stage capacitor switching without introducing transient overcurrents.
Key specs include a 550 kvar total rating built from 11 × 50 kvar steps, 662 A amperage, 60 Hz frequency, 480 V voltage, and three‑phase configuration. It is designed with heavy-duty capacitor cells and fuse protection, and is UL Listed, CSA Certified, with UL 508A, CSA Std. C22.2 No. 190, UL 810, and IEEE Std. 18 compliance for safety and reliability.
AutoVAR 600 is ideal for facilities with substantial motor loads, pumps, and conveyors—such as manufacturing, process plants, and large distribution centers. It enables staged power-factor correction to handle varying demand, reduces reactive power penalties, and improves energy efficiency. The NEMA 3R enclosure supports outdoor or semi-exposed environments common in industrial settings.
The product carries UL Listed and CSA Certified marks, along with UL 508A, CSA Std. C22.2 No. 190, UL 810, and IEEE Std. 18 compliance. These certifications address electrical safety, control panel integration, and performance standards, simplifying compliance audits, manufacturer qualification, and procurement approvals for regulated facilities.
The unit’s heavy‑duty capacitor cells and fuse protection minimize unexpected outages and maintenance needs, contributing to predictable operation. Maintenance typically focuses on routine inspection of connections and enclosure integrity. ROI stems from reduced reactive energy charges, improved motor efficiency, and extended equipment life through stabilized electrical conditions.