Eaton CB1633T120208CT Pringle bolted switch - UL Listed
Part Number: CB1633T120208CT
Quick Summary
Eaton CB1633T120208CT bolted pressure contact switch enables high-current control in medium to large electrical switchgear. Engineers often wrestle with reliability, grounding issues, and fault-detection gaps in high-current feeds, which can threaten uptime and safety. This unit carries UL Listed certification and is compatible with NEMA 1, 3R, 4, and 12 enclosures, ensuring broad environmental suitability. With top feed and an integrated control power transformer, it streamlines installation, reduces wiring complexity, and supports compliant, dependable protection across industrial facilities. The combination of rugged construction, fusible protection, and scalable optional features helps you tailor protection to your exact application while maintaining operational efficiency.
Product Information
Extended Description
CB1633T120208CT Eaton: Eaton pringle bolted pressure contact switch,With control power transformer,1600A,120V,Top feed,No ground fault,208V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633T120208CT
UPC
782116958252
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.
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
208 V
Voltage - max
208 V
Voltage rating
208 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 - CB1633T120208CT
Feature: 1600A amperage rating paired with 208V system voltage and 120V control voltage. Business Impact: Enables reliable high-current switching for large motor feeders and distribution panels, reducing overload risk and downtime. Application: Heavy industrial switchgear and process lines where robust protection is essential. Feature: Three-pole, three-wire, fusible protection with top feed configuration. Business Impact: Simplifies fault isolation and protects downstream equipment, lowering maintenance costs and energy waste. Application: Main feeders and branch circuits in manufacturing plants and utility-type installations. Feature: With control power transformer and no ground fault (ground fault relay option available). Business Impact: Consolidates control power sourcing, improves fault-detection options, and minimizes grounding-related failures. Application: Control circuits in machine rooms and switchgear assemblies requiring reliable control power. Feature: UL Listed and compatible with NEMA 1, 3R, 4, 12 enclosures. Business Impact: Ensures regulatory compliance and enclosure compatibility in diverse environments, reducing project risk and retrofit costs. Application: Harsh industrial settings, outdoor equipment, and damp/w dusty facilities. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions. Business Impact: Customizable protection schemes that align with plant safety standards and maintenance routines, improving uptime and incident response. Application: Critical production lines and data-center-like environments where precise protection thresholds matter.
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FAQs
The CB1633T120208CT is designed for high-current switchgear applications, including main motor feeders and large distribution panels. Its three-pole, fusible configuration with top feed supports robust protection in industrial environments, while the integrated control power transformer simplifies wiring and reduces installation time.
Key specs include 1600A amperage rating, 208V system voltage, 120V control voltage, three-pole, fusible protection, and top-feed configuration. It is designed for 208V operation with no ground fault by default and offers optional protection features to tailor a solution to specific equipment and safety standards.
Yes. Optional features include Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Kirk Provisions, and Auxiliary Contact Provisions. These options enable precise protection strategies, facilitate maintenance, and help meet strict plant safety and reliability requirements.
The CB1633T120208CT is UL Listed and compatible with NEMA 1, 3R, 4, and 12 enclosures, offering reliability across indoor and outdoor industrial environments. This certification and rating combination supports compliance with common electrical safety and protection standards in manufacturing and utility settings.
The integrated control transformer and fusible protection simplify wiring, reduce downtime during fault events, and improve mean time between failures. Its rugged build and optional protection features help extend equipment life, reduce maintenance costs, and deliver predictable performance in high-demand production lines.