Eaton 900TPHSR631W Switched Capacitor Bank - UL Listed
Part Number: 900TPHSR631W
Quick Summary
Eaton LV AutoVAR 600 capacitor bank is a versatile solution for low-voltage reactive power management in industrial facilities. It helps to correct power factor, stabilize voltage, and reduce energy waste across motor drives and line reactors. Engineers face challenges in selecting a robust, maintenance-friendly unit that fits a floor-mounted footprint and enclosure standards, while offering reliable protection. This model is UL Listed and CSA Certified, with a heavy-duty NEMA 3R KK enclosure designed for floor installation in demanding environments. With 900 kVAR capacity organized as 9 × 100 kVAR steps at 600 V and 60 Hz, it delivers scalable VAR support, improves energy efficiency, and lowers total cost of ownership through longer equipment life and fewer penalties.
Product Information
Extended Description
900TPHSR631W Eaton: AUTOVAR 600 Switched Capacitor Bank, 864A, 900 kVAR, 9 x 100 step, 600V rating, 60 Hz, Three-phase, Heavy-duty capacitor cells, Floor-mount, KK sized NEMA 3R enclosure, Fused, Low voltage applications
Product Name
Eaton LV AutoVAR 600 capacitor bank
Catalog Number
900TPHSR631W
UPC
786685992549
Product Length/Depth
29 in
Product Height
80 in
Product Width
80.4 in
Product Weight
1902 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
Type
Switched Capacitor Bank
Amperage Rating
864A
Frequency rating
60 Hz
Options
Heavy duty capacitor cells, NEMA 3R enclosure
Phase
Three-phase
Voltage rating
600 V
Mounting
Floor
Used with
AUTOVAR 600
Application
Low voltage
Enclosure
NEMA 3R
Enclosure size
KK
kVA rating
900 kVAR
Protection
Fuses
Step X kVAR
9 x 100 kVAR
Feature → Business Impact → Application: 900 kVAR capacity with 9 × 100 kVAR steps and an 864 A rating enables precise VAR management and scalable correction for varying load profiles, reducing utility penalties and line losses. This responds to variable plant loads and supports motors and drives across shifts and seasons, making it ideal for manufacturing lines and heavy industries.Business Impact: Keeps power factor high and voltage stable, improving energy efficiency and extending equipment life. Application: Suitable for low-voltage distributions and floor-mounted retrofits in existing plants.Feature: 600 V rating and 60 Hz operation. Business Impact: Seamless integration with standard LV distribution systems and motor control centers, minimizing wiring changes and downtime. Application: Industrial facilities with three-phase systems and motor-driven equipment.Feature: Heavy-duty capacitor cells with fused protection. Business Impact: Improves reliability and safety, reduces maintenance downtime, and protects downstream equipment from fault currents. Application: Heavy industrial environments requiring robust protection.Feature: NEMA 3R KK enclosure, floor mounting. Business Impact: Durable, weather-protected enclosure that fits tight floor space and enables quick installation. Application: Plant floors and protected outdoor areas, retrofit projects.Feature: Compatible with AUTOVAR 600 and scalable step configuration. Business Impact: Simplifies upgrade paths and spare parts management while maintaining consistent performance. Application: Facilities already using AUTOVAR 600 or seeking scalable VAR solutions.Feature: UL Listed and CSA Certified. Business Impact: Procurement confidence, regulatory compliance, and reduced risk during audits. Application: Any facility prioritizing safety and compliance.
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FAQs
This unit is floor-mounted and housed in a NEMA 3R enclosure, designed for indoor and protected outdoor environments. Plan for sufficient floor space, clearance for maintenance, and proper ventilation. Ensure connections to a 600 V, three-phase system and integrate with the AUTOVAR 600 control scheme if applicable. Verify fuse protection is in place and that mounting hardware follows site standards.
Yes, the 900TPHSR631W is used with AUTOVAR 600. It offers 9 × 100 kVAR steps for scalable reactive power, enabling stepwise VAR management to match load profiles. This compatibility simplifies upgrades, spare parts planning, and ensures consistent performance across the VAR family.
Key specs include 900 kVAR total capacity, 864 A amperage rating, 600 V voltage rating, 60 Hz frequency, and three-phase operation. Enclosure is NEMA 3R, KK size, with heavy-duty capacitor cells and fuse-based protection, designed for robust industrial use.
The unit is UL Listed and CSA Certified, indicating compliance with safety and performance standards. These certifications support procurement and audits, reduce risk in regulated environments, and help ensure reliability in industrial installations.
By delivering 900 kVAR in scalable 9 × 100 kVAR steps at 600 V, the bank improves power factor and voltage stability, reducing utility demand charges and electrical losses. This translates to lower energy costs, extended equipment life, and fewer maintenance interruptions in motor-driven and high-load processes.