Eaton CB1633T120480AX Pressure Contact Switch - UL Listed
Part Number: CB1633T120480AX
Quick Summary
Eaton CB1633T120480AX is a bolted pressure contact switch used for high-current motor protection in industrial power distribution. When protection devices fail to trip reliably, downtime and costly maintenance spike, impacting overall productivity. This unit carries UL Listed certification and supports NEMA 1, 3R, 4 and 12 enclosures, ensuring safety and enclosure compatibility in harsh environments. Designed to integrate with Eaton switching devices and top-feed configurations, it helps reduce wiring complexity, improve response times, and boost system reliability for industrial panels and control gear.
Product Information
Extended Description
CB1633T120480AX Eaton: Eaton pringle bolted pressure contact switch,BFD with no lights (trips switch),1600A,120V,Top feed,No ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633T120480AX
UPC
782116898831
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
175 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.
Feed type
Top
Fuse configuration
Top feed
Ground
No ground fault
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
BFD with no lights (trips switch)
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Switching Devices
Eaton Specification Sheet - CB1633T120480AX
High amperage capability with top-feed design enables the CB1633T120480AX to safeguard large motors and heavy loads, delivering predictable protection and reducing arc energy events. This translates to lower maintenance costs, shorter downtime, and improved equipment availability in demanding manufacturing environments. The three-pole, three-wire configuration simplifies integration into existing switchgear, lowering installation time and cabinet footprint while ensuring consistent fault isolation. Fusible protection with an electrical trip and charge-before-close mechanism provides rapid response, helping you meet safety standards and minimize inrush damage. Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions offer scalable protection and control flexibility for modern control schemes. UL Listed status and compatible NEMA ratings enhance regulatory compliance and enclosure compatibility across industrial facilities.
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FAQs
CB1633T120480AX is designed for Eaton switching devices and top-feed, three-wire configurations in 480V systems up to 1600A. It integrates with standard Eaton enclosures and supports optional Kirk provisions and auxiliary contacts. When retrofitting, verify enclosure NEMA rating and available space to maintain safe clearances and easy wiring terminations.
Key ratings include 1600A amperage, 120V control voltage, and 480V system voltage with fusible protection. It is a three-pole, three-wire switch featuring an electrical trip with charge-before-close. The device is UL Listed and supports rugged enclosure environments per available NEMA ratings, ensuring dependable protection for high-current loads.
Yes, CB1633T120480AX uses a top-feed fuse configuration and supports three-wire operation. Optional features include Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions, enabling enhanced protection and integration with modern control architectures without overhauling existing wiring schemes.
The product is UL Listed, providing recognized safety certification for industrial use. It supports NEMA ratings 1, 3R, 4 and 12, enabling compatibility with a wide range of indoor and rugged environments. These certifications help streamline compliance documentation and reduce risk during audits and commissioning.
The CB1633T120480AX delivers reliable, high-current protection with a straightforward top-feed design, reducing wiring complexity and installation time. With a robust fusible protection scheme and optional fault-detection features, maintenance intervals can extend as fault events decrease. The included warranty aligns with Eaton policies, supporting long-term operation and simplified asset management.