Eaton CB2033B120480GR Pringle bolted switch - UL Listed
Part Number: CB2033B120480GR
Quick Summary
Eaton CB2033B120480GR is a bolted pressure contact switch for single-phase protection in low-to-medium voltage power circuits. Engineers often battle nuisance trips and protection coordination gaps in compact panels, slowing commissioning. UL Listed with built‑in safety and reliability, it also supports NEMA 1, 3R, 4 and 12 enclosure ratings for flexible field installation. This model pairs with SPVR functionality and optional ground fault options to streamline protection schemes while reducing wiring and maintenance costs. In practice, it supports efficient motor control and distribution protection programs, aligning with modern plant safety and reliability objectives.
Product Information
Extended Description
CB2033B120480GR Eaton: Eaton pringle bolted pressure contact switch,Single-phase relay with capacitor trip device (SPVR),2000A,120V,Bottom feed,Ground fault,480V,Three-pole,Three-wire,Fusible
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB2033B120480GR
UPC
782116898985
Product Length/Depth
16 in
Product Height
32 in
Product Width
24 in
Product Weight
200 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
Bottom
Fuse configuration
Bottom 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
2000A
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
Single-phase voltage relay with capacitor trip device (SPVR)
Commercial Distribution, Switching Devices, Volume 2, Tab 1
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Switching Devices Flex Center
Eaton Specification Sheet - CB2033B120480GR
Feature: 2000 A amperage rating with 480 V system voltage enables reliable main feeder protection for heavy loads. Business Impact: Supports scalable protection while reducing the need for frequent component upgrades, lowering lifecycle costs. Application: Ideal for large distribution panels and switchgear where high fault current handling is essential. Feature: Three-pole, bottom feed configuration simplifies mounting in compact enclosures. Business Impact: Speeds installation and minimizes field wiring errors, improving project timelines. Application: Suitable for bottom-feed panels in industrial facilities with space constraints. Feature: Single-phase voltage relay with capacitor trip device (SPVR) enhances coordination and fast fault clearance. Business Impact: Reduces nuisance trips and improves selective tripping for safer plant operation. Application: Motor control centers and distribution boards needing precise protection timing. Feature: Ground fault capability and optional auxiliary provisions offer expanded protection and diagnostics. Business Impact: Improves safety compliance and maintenance planning. Application: Systems requiring ground fault detection and flexible control logic. Feature: UL Listed, NEMA 1/3R/4/12 compatibility and rugged construction. Business Impact: Streamlines procurement and installation across varied environments while ensuring long-term reliability. Application: Industrial environments from clean rooms to harsh manufacturing floors, with consistent performance.
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FAQs
CB2033B120480GR features a bottom feed configuration and a three-pole design, enabling straightforward installation in compact control panels. The bottom feed setup reduces wiring complexity and simplifies field connections, which accelerates commissioning in distribution panels and switchgear assemblies.
The device is rated for 2000 A amperage with a 480 V system voltage and a 120 V control voltage. It uses a fusible protection scheme and includes a single-phase capacitor trip device (SPVR). It also accommodates ground fault protection and auxiliary provisions, enhancing protection coordination and fault diagnostics in industrial installations.
Yes. With a three-pole configuration, 2000 A capacity, and SPVR timing, the CB2033B120480GR is well-suited for motor control centers and distribution panels where reliable single-phase protection and fast fault clearance are critical for uptime and safety.
The switch is UL Listed and compatible with NEMA 1, NEMA 3R, NEMA 4, and NEMA 12 enclosures, providing flexibility for diverse plant environments and simplifying compliance during installation and inspection.
By offering optional ground fault relay, blown fuse detection, and auxiliary contact provisions, the CB2033B120480GR reduces unplanned outages, streamlines diagnostics, and lowers maintenance labor costs. Its durable construction and standardized ratings help extend service intervals and simplify spare-part planning.