Eaton CB3033T120480GAR Pringle bolted pressure switch - UL
Part Number: CB3033T120480GAR
Quick Summary
Eaton CB3033T120480GAR is a bolted pressure contact switch used to deliver high-current protection in industrial power distribution. This design minimizes downtime by delivering reliable trips during startup and maintenance while simplifying wiring and protection coordination. It carries UL Listed safety certification and supports rugged NEMA-rated enclosure options for harsh environments. With a three-pole configuration and top-feed fuse arrangement for 480 V systems and 120 V control, it suits standard switchgear and motor-control centers. This combination of protection, clear fault signaling, and scalable options helps procurement teams balance safety, compliance, and total cost of ownership while enabling future upgrades.
Product Information
Extended Description
CB3033T120480GAR Eaton: Eaton pringle bolted pressure contact switch,BFD with three off lights (trips switch),3000A,120V,Top feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB3033T120480GAR
UPC
782116899371
Product Length/Depth
22.5 in
Product Height
28 in
Product Width
40 in
Product Weight
390 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
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
3000A
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 three normally off 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 - CB3033T120480GAR
Feature: High-current three-pole bolted pressure switch rated at 3000A. Business Impact: Enables reliable feeder protection in large switchgear, reducing thermal stress and arc-fault risk. Application: Suitable for 480 V industrial power distribution and motor control centers. Feature: Top-feed fuse configuration and top-feed arrangement. Business Impact: Simplifies installation in existing panels and streamlines wiring, cutting commissioning time. Application: Retrofit projects and new switchgear assemblies. Feature: 480 V system voltage with 120 V control voltage. Business Impact: Supports heavy loads and precise control without overloading control circuits. Application: Motors, fans, and large equipment feeders. Feature: Optional Ground Fault Relay, Blown Fuse Detection, Single Phase Protection, Auxiliary Contact Provisions. Business Impact: Expands protection coverage, improves fault diagnosis, and enables safer interlocking. Application: Safety-critical plant sections and coordinated protection schemes. Feature: Robust enclosure compatibility and physical specs (NEMA rating, dimensions, weight). Business Impact: Easy integration into standard switchgear footprints with durable, maintenance-friendly construction. Application: OEM panel builds and field installations in harsh environments. Warranty: Eaton Offering includes a one-year warranty from installation or eighteen months from shipment, reducing lifecycle risk and total cost of ownership.
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FAQs
When installing CB3033T120480GAR, ensure proper top-feed wiring and fuse alignment to support a 480V system with 120V control. Verify three-pole configuration, correct grounding, and clearance for the 390 lb unit. Use compatible enclosures rated NEMA 1, 3R, 4, and 12 to maintain protection levels and service life.
The CB3033T120480GAR is rated for 3000A, with a system voltage of 480V and a control voltage of 120V. It features a three-pole, three-wire configuration and a fusible protection scheme, making it suitable for high-current feeders in large switchgear and MCC installations.
Yes. The catalog notes indicate optional Ground Fault Relay, as well as features like Blown Fuse Detection, Single Phase Protection, and Auxiliary Contact Provisions. These options enhance fault detection, isolation, and protection coordination within three-pole protection schemes used in industrial plants.
CB3033T120480GAR is UL Listed, providing essential safety certification. It is compatible with NEMA-rated enclosures (NEMA 1, 3R, 4, 12), supporting use in a range of environmental conditions from standard indoor panels to more challenging locations within switchgear and MCC assemblies.
The unit’s high-current, rigid protection reduces unplanned outages and minimizes maintenance cycles by delivering reliable trips and clear fault signaling. The availability of optional protection accessories improves fault diagnosis, potentially lowering downtime costs. A one-year warranty (or 18 months from shipment) further mitigates risk during initial deployment and early operation.