Eaton CB1633T120240E Bolted Pressure Switch - UL Listed
Part Number: CB1633T120240E
Quick Summary
The Eaton CB1633T120240E bolted pressure switch powers high-current switchgear with precise control for MCCs and feeders. Engineers face arc-energy risks and integration hurdles when upgrading legacy gear, which this unit helps mitigate with built-in protection and clear specifications. UL Listed certification underscores safety and reliability, while the control power transformer and matched CTs support seamless factory and field wiring. With top-feed, three-pole, and three-wire configuration and a fusible protection scheme, the switch delivers robust performance in harsh industrial environments. This design supports reliable downtime management and predictable maintenance cycles, delivering value through long life, safer operation, and straightforward procurement for industrial automation projects.
Product Information
Extended Description
CB1633T120240E Eaton: Eaton pringle bolted pressure contact switch, With control power transformer, 1600 A, 120 V, Top-feed, 240 V, 3 pole, Three-wire, Fusible. Includes Arc Energy Reduction Relay and mtched CT's
Product Name
Eaton pringle bolted pressure contact switch
Catalog Number
CB1633T120240E
UPC
786689877439
Product Length/Depth
16 in
Product Height
28 in
Product Width
24 in
Product Weight
175 lb
Certifications
UL Listed
Feed type
Top
Fuse configuration
Top feed
Number Of Poles
Three-pole
Number of wires
Three-wire
Amperage Rating
1600A
Control voltage
120 V
Protection
FUSIBLE
Voltage rating
240V
Feature: Amperage rating of 1600A enables direct handling of large feeders without multiple assemblies. Business Impact: Reduces the number of devices in a panel, lowers installation complexity, and improves system reliability under peak load. Application: Ideal for MCCs, large feeders, and plant-wide distribution where high current switching is routine. Feature: Voltage rating 240V with 120V control voltage. Business Impact: Simplifies integration with standard control circuits and power sources, enabling smoother interfacing with PLCs and automation relays. Application: Suitable for mainstream plant power distribution and motor control workflows. Feature: Top-feed fusible configuration. Business Impact: Provides integrated protection within the switch assembly, streamlining wiring and serviceability. Application: Effective in switchgear where top-feed wiring and fuse protection are preferred for rapid fault isolation. Feature: Arc Energy Reduction Relay and matched CTs included. Business Impact: Minimizes arc energy during fault events, reducing PPE exposure and insulation stress on downstream equipment. Application: Critical for safe MCC operation, regulatory compliance, and lifecycle cost containment. Feature: Integrated control power transformer. Business Impact: Simplifies wiring, reduces the number of separate components, and improves stability of control circuits sourced from plant power. Application: Advantageous when interfacing with PLCs, motor starters, and relays in centralized control schemes. Feature: Heavy-duty enclosure and footprint (16 in L × 24 in W × 28 in H; 175 lb). Business Impact: Robust construction supports long service life in demanding environments and predictable maintenance intervals. Application: Suitable for mounting in established switchgear rooms and retrofit projects with limited space for new hardware.
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FAQs
CB1633T120240E is designed for three-pole, three-wire, top-feed, fusible configurations and fits typical Eaton switchgear and MCC layouts. It uses a control power transformer and matched CTs, enabling straightforward field wiring and panel integration. With its 16 in by 24 in by 28 in footprint and 175 lb weight, proper mounting clearance is essential for reliable service.
Key specs include an amperage rating of 1600A, a voltage rating of 240V, and a control voltage of 120V. The device employs fusible protection and is configured as a top-feed, three-pole, three-wire switch. It is UL Listed, providing confirmation of safety compliance for North American installations.
Yes. The unit incorporates an Arc Energy Reduction Relay and matched CTs to limit arc energy during fault events. This reduces energy release, enhances personnel safety, and minimizes insulation and equipment stress, improving overall protective performance in MCCs and power distribution panels.
CB1633T120240E carries UL Listed certification, signaling adherence to recognized safety standards for electrical equipment. While other certifications such as CE, SIL, or IP ratings are not specified in the data, UL Listing provides a solid baseline for North American compliance and safe installation in industrial facilities.
Maintenance considerations include periodic checks of the CTs and arc-energy relay operation, verifying transformer connections, and ensuring fuse links are intact. Operational benefits include robust high-current handling, integrated top-feed protection, and reduced downtime due to arc-energy mitigation, all contributing to lower total cost of ownership in harsh industrial environments.