Eaton CB1633T120208RA9CT Pressure switch - UL Listed
Part Number: CB1633T120208RA9CT
Quick Summary
Eaton CB1633T120208RA9CT pressure switch provides reliable single‑phase protection for electrical panels and industrial equipment. In practice, engineers wrestle with nuisance trips and maintenance downtime that cut into production efficiency. Notable safety and performance credentials include UL Listed certification and broad enclosure compatibility with NEMA 1, 3R, 4, and 12 ratings, ensuring safe operation across environments. The device’s top-feed fuse configuration, SPVR trip device, and three‑pole arrangement translate into faster fault clearance and easier wiring during installation. By aligning with Eaton’s rugged, field‑proven design, this solution reduces miswiring risk and enhances asset uptime, while supporting scalable control strategies for modern facilities.
Product Information
Extended Description
CB1633T120208RA9CT Eaton: Eaton pringle bolted pressure contact switch,Single-phase relay with capacitor trip device (SPVR), BFD with three on lights (trips switch),,1600A,120V,Top feed,No ground fault,208V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633T120208RA9CT
UPC
782116957392
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
Single-phase voltage relay with capacitor trip device (SPVR), BFD with three normally on lights (trips switch), 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 - CB1633T120208RA9CT
Feature: Single-phase relay with capacitor trip device (SPVR) is designed to deliver precise tripping while maintaining control integrity. Business Impact: Reduces nuisance trips and shortens fault-clearance time, which minimizes unplanned downtime. Application: Ideal for 208V control circuits in motor control centers and panel boards within industrial facilities. Feature: Top-feed fuse configuration supports straightforward wiring and easy integration with existing feeder circuits. Business Impact: Simplifies installation, reduces wiring errors, and accelerates commissioning of new or upgraded panels. Application: Top-feed, three-pole assemblies in switchgear and distribution panels. Feature: Three-pole architecture with 208V system voltage and 1600A rating provides robust multi-line protection. Business Impact: Enhances fault isolation and load handling for large equipment, lowering the risk of cascade failures. Application: Heavy-load applications such as presses, conveyors, and motors in plant environments. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Auxiliary and Kirk provisions enable enhanced protection. Business Impact: Improves fault diagnosis, safety compliance, and maintenance efficiency, reducing unexpected outages. Application: Control panels requiring enhanced diagnostics and expandability. Feature: UL Listed certification and NEMA-rated enclosure compatibility (1, 3R, 4, 12) support regulatory compliance and harsh environments. Business Impact: Facilitates compliance audits and extends service life in challenging settings. Application: Industrial environments with varying degrees of exposure and enclosure needs. Feature: Comprehensive data package including spare parts and installation notes accelerates project delivery. Business Impact: Cuts design time and minimizes field substitutions, delivering faster ROI. Application: System integrators and OEMs deploying Eaton protection schemes in new builds or retrofits.
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FAQs
CB1633T120208RA9CT is designed for top-feed configurations and three-pole connections in 208 V systems, providing three-wire protection. When wiring, follow the catalog notes for auxiliary provisions and SPVR integration to ensure proper coordination with control transformers and door interlocks. This ensures safe installation and reliable long-term operation.
Key specs include a 1600A amperage rating, 120 V control voltage, 208 V system voltage, three-pole design, and fusible protection. The device is UL Listed and supports single-phase protection with a capacitor trip device (SPVR) and three normally on lights indicating trips, aiding fault diagnosis and maintenance.
Yes. The CB1633T120208RA9CT is specifically rated for 208 V applications with a three-pole configuration and top-feed fuse arrangement, making it well suited for industrial control panels, motor control centers, and switchgear where 208 V loads require reliable protection and fast fault clearance.
The product is UL Listed, ensuring safety compliance for electrical devices. It is designed to operate within NEMA-rated enclosures (NEMA 1, 3R, 4, 12), supporting robust enclosure protection in various industrial environments.
The combination of high current rating, fast capacitor-trip protection, and reliable top-feed installation reduces downtime from faults and nuisance trips, lowers maintenance costs, and simplifies installation. The result is improved asset uptime and lower long-term operating costs in high-demand industrial facilities.