Eaton 400TPHSR631M Switched Capacitor Bank - UL Listed
Part Number: 400TPHSR631M
Quick Summary
The Eaton LV AutoVAR 600 capacitor bank optimizes reactive power in three-phase, low-voltage systems. Manufacturers often confront rising energy costs and degraded power quality when capacitor banks are oversized, undersized, or poorly integrated. This solution is UL Listed and CSA Certified, with a robust NEMA 1 floor-mount enclosure to withstand demanding environments. The unit incorporates an integrated main breaker for streamlined installation, and heavy-duty capacitor cells designed for reliability in high-load facilities. Designed for low-voltage, three-phase applications, it complements the AUTOVAR 600 line to deliver scalable VAR correction and tangible energy savings for modern industrial facilities.
Product Information
Extended Description
400TPHSR631M Eaton: AUTOVAR 600 Switched Capacitor Bank, 384A, 400 kVAR, 8 x 50 step, 600V rating, 60 Hz, Three-phase, Heavy-duty capacitor cells, Floor-mount, L sized NEMA 1 enclosure, Fused, Low voltage applications, with Integrated main breaker
Product Name
Eaton LV AutoVAR 600 capacitor bank
Catalog Number
400TPHSR631M
UPC
786685992365
Product Length/Depth
29 in
Product Height
80 in
Product Width
41.3 in
Product Weight
902 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
384A
Frequency rating
60 Hz
Options
Integrated main breaker
Phase
Three-phase
Voltage rating
600 V
Mounting
Floor
Used with
AUTOVAR 600
Application
Low voltage
Enclosure
NEMA 1
Enclosure size
L
kVA rating
400 kVAR
Protection
Fuses
Step X kVAR
8 x 50 kVAR
Feature → Business Impact → Application: 400 kVAR, 384 A, 600 V, 60 Hz ratings enable precise power factor correction with predictable performance, reducing utility penalties and improving the stability of sensitive equipment in three-phase low-voltage systems. This translates to lower energy costs and enhanced equipment longevity in manufacturing and process facilities. Feature → Business Impact → Application: 8 x 50 kVAR step configuration allows granular VAR control, matching dynamic load profiles and avoiding overcorrection that can disrupt voltage stability in critical operations such as motors and drives. Feature → Business Impact → Application: Integrated main breaker simplifies electrical installation and enhances protection, accelerating commissioning and ensuring safer startup sequences in floor-mounted, indoor environments. Feature → Business Impact → Application: Heavy-duty capacitor cells and a NEMA 1 enclosure deliver durability and enclosure integrity in industrial spaces, supporting continuous operation with minimal maintenance across shifts. Feature → Business Impact → Application: Compatibility with AUTOVAR 600 and three-phase low-voltage systems provides a scalable solution for expanding facilities, enabling phased upgrades and predictable ROI through improved power quality and reduced reactive energy losses. Feature → Business Impact → Application: Fused protection and built-in reliability measures improve uptime and reduce spare-part inventories for facilities in manufacturing, data centers, and process industries.
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FAQs
The 400TPHSR631M is designed to pair with the AUTOVAR 600 family, featuring a three-phase, 600 V rating and 8 x 50 kVAR steps. Its floor-mount, NEMA 1 enclosure, and integrated main breaker simplify on-site integration, enabling a fast, code-compliant upgrade path without major electrical rework.
Key specs include a 400 kVAR kVA rating, 384 A current rating, 600 V voltage rating, 60 Hz frequency, three-phase configuration, and 8 x 50 kVAR step control. These parameters support precise power factor correction and scalable reactive-power management for low-voltage industrial systems.
Yes. The unit is purpose-built for low-voltage, three-phase environments, delivering reliable VAR correction in manufacturing, processing, and facility infrastructure. Its heavy-duty capacitor cells and integrated protection features are optimized for continuous operation in demanding industrial settings.
The product carries UL Listed and CSA Certified markings, confirming safety and compliance for industrial installations. It also features a floor-mount NEMA 1 enclosure suitable for indoor, protected environments, supporting reliable operation and simpler regulatory alignment.
Expect improved power factor, reduced reactive energy penalties, and better voltage stability as primary ROI drivers. Maintenance focuses on periodic inspection of fuses, connectors, and enclosure integrity; the integrated main breaker reduces field wiring and ongoing servicing. Life-cycle costs are typically lowered through longer motor life and energy savings.