Eaton 400TPHSR631MW Switched Capacitor Bank - UL Listed
Part Number: 400TPHSR631MW
Quick Summary
Eaton LV AutoVAR 600 capacitor bank delivers reliable low-voltage reactive power management for industrial facilities. Unplanned outages and harmonics can spike energy costs and complicate maintenance, but precise capacitor control helps smooth voltage and improve power factor. UL Listed and CSA Certified marks support electrical compliance and safer operation in harsh industrial environments. Designed for low-voltage, three-phase networks, this floor-mounted unit resides in a heavy-duty NEMA 3R enclosure with fused protection and an integrated main breaker, simplifying installation and ongoing maintenance. By optimizing var compensation, it delivers measurable business value through energy efficiency, reduced utility penalties, and longer equipment life, helping plants meet tighter utility interfaces and reliability targets.
Product Information
Extended Description
400TPHSR631MW 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 3R enclosure, Fused, Low voltage applications, with Integrated main breaker
Product Name
Eaton LV AutoVAR 600 capacitor bank
Catalog Number
400TPHSR631MW
UPC
786685992983
Product Length/Depth
29 in
Product Height
80 in
Product Width
41.3 in
Product Weight
912 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 3R
Enclosure size
L
kVA rating
400 kVAR
Protection
Fuses
Step X kVAR
8 x 50 kVAR
The 400TPHSR631MW delivers precise reactive power control with an amperage rating of 384 A and a 400 kVAR capacity organized as eight 50 kVAR steps, enabling granular tuning across fluctuating loads. This configuration translates to improved power factor, lower utility penalties, and smoother voltage profiles for motors and drives in manufacturing environments. Its 600 V, 60 Hz three-phase operation supports standard industrial power systems, while floor mounting in a heavy-duty NEMA 3R enclosure provides durable service in rough plant conditions and exterior installations. With integrated main breaker protection and fuse-based safeguards, commissioning is simplified and safety during maintenance is enhanced. The enclosure’s robust design and compatibility with AUTOVAR 600 offer a scalable path for retrofit projects and expanded capacity in growing facilities. UL Listed and CSA Certified construction delivers regulatory confidence and long-term vendor support for reliability-driven operations.
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FAQs
Install on a solid floor in a suitable area near the main switchgear. Use the floor-mount design and ensure clearance for maintenance. Connect to a 600 V three-phase supply, follow fuse protection requirements, and integrate the main breaker as specified. Verify NEMA 3R enclosure integrity and ground continuity for safe, compliant operation.
Yes. This capacitor bank is designed to be used with AUTOVAR 600 systems, providing modular VAR compensation with matching control logic. Compatibility supports retrofit projects and scalable upgrades, allowing operators to tailor kVAR steps to changing load profiles without replacing the entire VAR system.
Key specs include a 384 A amperage rating, 400 kVAR kVA rating, 600 V voltage rating, 60 Hz frequency, three-phase configuration, and 8 x 50 kVAR stepping. The unit is floor-mounted in a NEMA 3R enclosure with fused protection and an integrated main breaker for streamlined operation.
The bank is UL Listed and CSA Certified, signaling compliance with recognized electrical safety and performance standards. These marks help satisfy regulatory requirements, support safer operation in industrial environments, and simplify procurement for safety-conscious engineering teams and end users.
Expect improved power factor and voltage stability, leading to reduced energy costs and lower utility penalties. The integrated main breaker and fuse protection simplify maintenance, while the robust enclosure supports long-term reliability in demanding plant environments, delivering faster ROI through energy efficiency and extended equipment life.