Eaton CB1634T120480C7 Pringle bolted pressure switch - UL
Part Number: CB1634T120480C7
Quick Summary
The Eaton CB1634T120480C7 bolted pressure contact switch enables high-current control for large switchgear and motor drives. Design engineers often grapple with ensuring reliable make/break performance at 1600A and 480V in harsh environments, where nuisance trips extend downtime. UL Listed certification provides safety assurance for electrical assemblies, while its three-pole, top-feed design supports compact, maintainable installations. This solution integrates with existing Eaton relays and CT monitoring, offering 2NO/2NC contacts to support versatile control schemes. In practice, users notice reduced arc events thanks to ArcRed/GF Relay-CT integration, while field teams value the top-entry, three-pole footprint for straightforward installation. Overall, the CB1634T120480C7 translates to lower lifecycle cost, faster commissioning, and safer energy management in data centers, manufacturing lines, and distribution panels.
Product Information
Extended Description
CB1634T120480C7 Eaton: PringleBPS, 1600A, Top, 480V 3P w/N-CT, ArcRed/GF Relay-CT, 2NO/2NC
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1634T120480C7
UPC
786689773670
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
180 lb
Certifications
UL Listed
Feed type
Top
Number Of Poles
Three-pole
Number of wires
Three-wire
Amperage Rating
1600A
Voltage rating
480 V
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - CB1634T120480C7
Feature: High-current handling up to 1600A at 480V provides robust power switching. Business Impact: This reduces the need for oversized interlocks and minimizes nuisance trips, boosting uptime. Application: Ideal for three-phase switchgear and motor control centers in manufacturing lines. Feature: 2NO/2NC contact arrangement offers flexible control logic. Business Impact: Enables sophisticated sequencing and safer fault isolation, simplifying wiring and diagnostics. Application: Commonly used in MCCs and panel assemblies requiring both normally open and normally closed paths. Feature: UL Listed certification ensures compliance and safety for electrical assemblies. Business Impact: Streamlines product approvals and customer validation, shortening project timelines. Application: Suitable for panels and enclosures in regulated environments where safety labeling matters. Feature: ArcRed/GF Relay-CT and N-CT integration improves arc suppression and monitoring. Business Impact: Reduces arc blast risk and supports better protection coordination with CT circuits. Application: Data centers, processing lines, and heavy industry installations. Feature: Top-feed, three-pole, 16x28 in footprint provides straightforward installation and service access. Business Impact: Simplifies mounting, reduces commissioning time, and supports future expansions. Application: Retrofit or new builds in space-constrained panels across industrial plants.
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FAQs
CB1634T120480C7 is a top-feed, three-pole device rated for 1600A at 480V, so mount it in a suitable enclosure with ample clearance for terminations and cooling. Use appropriate conductor sizes for 2NO/2NC wiring and follow Eaton's recommended torque values to ensure reliable make/break operations and to preserve UL Listed safety.
Yes. The CB1634T120480C7 supports N-CT current transformer integration and ArcRed/GF Relay-CT options, enabling monitored current sensing and arc suppression within the control circuit. Ensure CT ratios match system design and use the supplied wiring diagrams to connect CT circuits to the relay-CT interface for accurate protection coordination.
UL Listed certification on CB1634T120480C7 indicates conformity with safety requirements for electrical control gear, helping facilities comply with building codes and industrial standards. While CE and IP ratings are common in many markets, rely on the UL listing for U.S./Canada approvals and verify local regulatory requirements for device suitability within your panel.
CB1634T120480C7 features a 2NO/2NC contact arrangement with a 1600A amperage rating at 480V. This configuration supports versatile control schemes, enabling both normally open and normally closed paths for interlocking, fault signaling, and sequencing in three-phase systems. Ensure wiring conforms to NEC/NFPA guidelines and that terminations are sized for 1600A service.
Customers report reduced downtime due to reliable make/break performance and fewer nuisance trips, translating to lower maintenance costs and improved uptime. The rugged bolted construction, top-entry mounting, and UL-listed safety certification streamline commissioning and serviceability across data centers, manufacturing lines, and distribution panels, delivering a favorable total cost of ownership over the equipment lifecycle.