Eaton CB1233T120208RAR7 Pringle bolted pressure switch - UL
Part Number: CB1233T120208RAR7
Quick Summary
Eaton CB1233T120208RAR7 bolted pressure switch provides reliable single-phase protection in switchgear and control panels. It reduces nuisance trips and coordination challenges by using a capacitor trip device for predictable operation. UL Listed certification validates safety compliance, while rugged NEMA-rated enclosure compatibility supports harsh industrial environments. Designed for top-feed, three-pole installations at 120/208 V, this unit streamlines procurement and installation within Eaton Switching Devices.
Product Information
Extended Description
CB1233T120208RAR7 Eaton: Eaton pringle bolted pressure contact switch,Single-phase relay with capacitor trip device (SPVR), BFD with three off lights (trips switch),1200A,2NO-2NC,120V,Top feed,No ground fault,208V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1233T120208RAR7
UPC
782116956029
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
2 NO-2 NC
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
1200A
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 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 - CB1233T120208RAR7
High-current reliability: The CB1233T120208RAR7 delivers a 1200A amperage rating with a three-pole, three-wire configuration, enabling direct switching of heavy loads and reducing the need for external contactors. This translates to measurable efficiency gains in panel design and installation labor. Application: heavy-duty switchgear and motor control centers benefit from simplified wiring and robust protection.Flexible control options: With a 2 NO-2 NC contact configuration, the unit supports versatile interlocking and signaling schemes. The integrated SPVR capacitor trip device enhances protection coordination, decreasing the likelihood of nuisance trips while improving selectivity. Application: systems requiring both normally open and normally closed signaling with reliable trip performance.Safe, code-friendly installation: Top feed and fusible protection streamline line-side connections, while no ground fault simplifies wiring in standard enclosures. Optional Ground Fault Relay and auxiliary provisions further enhance safety and diagnostics. Application: retrofit projects and new builds in compliant industrial environments benefit from straightforward installation and clear fault indication.Rugged reliability and certification: UL Listed status provides safety compliance assurance, complemented by NEMA 1, 3R, 4, and 12 enclosure compatibility for diverse environments. This combination reduces risk and supports long service life in harsh plants. Application: harsh manufacturing floors, water-adjacent areas, and demanding automation spaces.Comprehensive value proposition: Warranty aligns with Eaton policies, and compatibility with the broader Eaton Switching Devices family supports standardized maintenance and spare parts planning. This lowers total cost of ownership and simplifies procurement for engineers and buyers in regulated industries.
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FAQs
CB1233T120208RAR7 is designed for top-feed, three-pole installations with a 3-wire configuration. Its 1200A rating supports direct switching of heavy loads, reducing the need for external relays or contactors. This makes it highly compatible with standard low-voltage switchgear footprints and simplifies panel design for industrial applications.
Key specs include a 1200A amperage rating, 120 V control voltage, 208 V system voltage, and a three-pole, three-wire configuration. It features fusible protection and a capacitor trip device (SPVR) for selective, predictable tripping. The unit is UL Listed and supports NEMA 1, 3R, 4, and 12 enclosure environments.
Yes, the CB1233T120208RAR7 is UL Listed, confirming safety compliance. It is compatible with rugged NEMA-rated enclosures (NEMA 1, 3R, 4, 12), making it suitable for a range of harsh industrial environments such as manufacturing floors and resilient control rooms where reliability is critical.
The capacitor trip device provides controlled, voltage-based tripping to improve protection selectivity. This reduces nuisance trips during transient events while ensuring rapid isolation of faults. In practice, SPVR enhances system reliability in critical power distribution, especially where precise timing and coordination with feeders are required.
Plan for a footprint of 16 in L x 28 in H x 24 in W, weight around 180 lb, top-feed configuration, and three-pole wiring. The unit supports optional Ground Fault Relay and auxiliary provisions, aiding diagnostics. Regular checks on fuse status, trip indicators (BFD lights), and SPVR operation help ensure long-term reliability and faster maintenance turnaround.