Eaton CB1633T120480G14 Bolted pressure switch - UL Listed
Part Number: CB1633T120480G14
Quick Summary
Eaton pringle bolted pressure contact switch protects large switchgear by delivering reliable high-current switching for industrial control panels and power distribution systems. Engineers often face wiring complexity, limited cabinet space, and integration hurdles when adding protective devices. UL Listed with NEMA 1, 3R, 4, and 12 ratings, this unit includes a control power transformer and fusible protection, enabling safer operation and streamlined installation in 480 V environments. Its top-feed configuration and three-pole design support straightforward wiring, reduction of fault induction, and improved protection coordination—delivering measurable uptime gains and lower lifecycle costs.
Product Information
Extended Description
CB1633T120480G14 Eaton: Eaton pringle bolted pressure contact switch,With control power transformer,1600A,3NO-3NC,120V,Top feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633T120480G14
UPC
782116957118
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
180 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
Catalog Notes
OPTIONAL Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, Auxiliary Contact Provisions, AVAILABLE.
Contact configuration
3 NO-3 NC
Feed type
Top
Fuse configuration
Top feed
Ground
Ground fault with control power transformer
Number Of Poles
Three-pole
Number of wires
3
Switch type
Electrical trip with charge-before-close mechanism
Type
Pringle bolted pressure contact switch
Amperage Rating
1600A
Control voltage
120 V
NEMA rating
NEMA 1, NEMA 3R, NEMA 4, NEMA 12
Protection
Fusible
System voltage
480 V
Voltage - max
480 V
Voltage rating
480 V
Special features
With control power transformer
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB1633T120480G14
Feature 1600A amperage rating with three NO-3 NC contacts and three-pole design. Business Impact This configuration enables direct protection and switching for large feeders, reducing the need for ancillary devices and improving protection coordination. Application Large switchgear, motor control centers, and high-current distribution panels. Feature Top-feed fuse configuration and ground fault with control power transformer options. Business Impact Streamlined wiring, safer installations, and enhanced fault detection within compact switchgear footprints, translating to faster commissioning and reduced field wiring errors. Application Cabinet tops and control panels requiring compact, integrated protection. Feature 480 V system voltage with 120 V control voltage. Business Impact Simplified control-circuit integration and reliable interlock between power and control circuits, lowering control wiring complexity and improving overall safety margins. Application Industrial distribution panels and 480 V power networks. Feature 3NO-3NC contacts and 3-pole construction. Business Impact Flexible interlocking and versatile operation across multiple circuits, enabling safer line/load switching and easier expansion. Application Multi-circuit protection in large panels and switchgear assemblies. Feature UL Listed with NEMA ratings 1, 3R, 4, 12. Business Impact Demonstrates regulatory compliance and environmental suitability, reducing risk during audits and facilitating code- compliant installations. Application Anywhere UL compliance is required in industrial facilities.
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FAQs
The CB1633T120480G14 is designed for large switchgear, motor control centers, and industrial control panels. It supports top-feed wiring, 480 V mains, and three-pole configurations with 3NO-3NC contacts, enabling direct protection for high-current feeders in rugged industrial environments.
Key ratings include 1600A amperage, 120 V control voltage, 480 V system voltage, and a three-pole configuration with 3NO-3NC contacts. It provides fusible protection and supports top-feed wiring for streamlined installation in demanding power distribution setups.
Yes, the CB1633T120480G14 is UL Listed. It carries NEMA ratings including 1, 3R, 4, and 12, indicating suitability for a range of indoor and outdoor environments and enclosure types while meeting essential safety standards.
The built-in control power transformer simplifies control circuit integration, reducing external components, wiring complexity, and potential fault points. This leads to quicker commissioning, easier fault isolation, and improved protection coordination across the control and power paths.
Opt for the top-feed configuration with fusible protection and ground fault options to enhance safety and fault detection. The three-pole, 3NO-3NC arrangement supports flexible interlocking, while UL Listing and NEMA ratings help ensure code compliance and reliable performance in demanding industrial environments.