Eaton ER4X-030CF3PB Enclosed Rotary Disconnect - NEMA 4X
Part Number: ER4X-030CF3PB
Quick Summary
Eaton ER4X-030CF3PB is an enclosed rotary disconnect switch designed to safely isolate electrical circuits in industrial control panels and motor installations. Operators often struggle with unsafe isolation, environmental exposure, and inconsistent handling during maintenance; this unit delivers a robust solution with reliable operation and clear mechanical interlock. It carries UL 98 certification and is cULus listed (with cULus Pending), reinforcing compliance for diverse markets and customer requirements. The combination of a Bussmann series Class CF fuse configuration, a pistol-style handle, and a 600 V, 30 A rating supports fast, safe disconnection while meeting stringent safety standards. By choosing this device, engineers can streamline procurement, simplify panel design, and reduce downtime through dependable isolation in harsh environments.
Product Information
Extended Description
ER4X-030CF3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse type CF, Pistol handle, 600V, 30A, Three-pole, 50/60 Hz, Black, Class CF, NEMA rating 4X - ER4X-030CF3PB
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER4X-030CF3PB
UPC
051712746748
Product Length/Depth
9.84 in
Product Height
8.91 in
Product Width
7.87 in
Product Weight
2.5 lb
Compliances
cULus Listed
Certifications
UL 98 cULus Pending
Amperage Rating
30A
Frequency rating
50/60 Hz
NEMA rating
NEMA 4X
Voltage rating
600 V
Fuse configuration
Class CF
Special features
Fuse type CF, Pistol handle
ER4X-030CF3PB~30CF, ENC CCP, 4X, 3POLE
ER4X-030CF3PB~30CF, ENC CCP, 4X, 3POLE
Eaton Specification Sheet - ER4X-030CF3PB
Feature: Enclosed rotary disconnect switch with three-pole configuration and Class CF fuse compatibility. Business Impact: Delivers reliable electrical isolation while integrating fuse protection, reducing arc flash exposure and simplifying wiring schemes. Application: Motor control centers, external switchgear, and panel boards. In practice, this enables faster commissioning and lower retrofit costs, especially in facilities prioritizing safety and regulatory alignment. Feature: NEMA 4X enclosure for weatherproof and corrosion-resistant operation. Business Impact: Maintains performance in outdoor, wash-down, or harsh industrial environments, minimizing downtime due to environmental degradation. Application: Outdoor panels, chemical processing areas, and food/beverage packaging lines. This improves system longevity and reduces maintenance cycles. Feature: Pistol handle design for ergonomic and intuitive operation. Business Impact: Shortens switch actuation time and lowers operator fatigue, supporting safer lockout/tagout procedures. Application: Routine maintenance, testing, and emergency shutdowns. This ergonomic advantage translates to higher productivity and safer field work. Feature: Compliance indicators UL 98, cULus Listed, with cULus Pending status. Business Impact: Enhances regulatory confidence and procurement speed by meeting common electrical protection standards. Application: Aerospace, automotive, and general industrial installations requiring proven certification. This reduces qualification risk for regulated projects. Feature: Compact footprint and lightweight form factor (9.84 in L, 8.91 in H, 7.87 in W; 2.5 lb). Business Impact: Eases integration into existing control panels and retrofit projects without major enclosure modifications. Application: Retrofit of aging switchgear or compact control panels, enabling faster installation and lower inventory costs. Feature: 50/60 Hz compatibility and 600 V rating. Business Impact: Enables global applicability across diverse electrical networks, streamlining sourcing and lifecycle management. Application: International manufacturing sites and multi-region facilities seeking standardized protection equipment.
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FAQs
When retrofitting, verify panel cutout compatibility and mounting clearances to accommodate the 9.84 in length, 8.91 in height, and 7.87 in width. Ensure 3-pole configuration aligns with existing bus arrangements, and confirm Class CF fuse compatibility with the Bussmann Series. Use proper lockout/tagout procedures and verify UL 98/cULus listed status for compliance.
The NEMA 4X enclosure provides weather resistance and corrosion protection, enabling safe operation in outdoor and wash-down applications. This reduces maintenance frequency, extends service life in harsh environments, and helps meet industry codes for outdoor power distribution and motor control installations.
This unit carries UL 98 recognition and is cULus Listed, with cULus Pending status. These certifications support compliance with common electrical protection standards, simplify supplier qualification for regulated sectors, and help satisfy safety audits in manufacturing, processing, and infrastructure projects.
Yes. The switch is designed for Class CF fuse configuration, aligning with Bussmann CF series fuses. This compatibility streamlines integration with existing protection schemes, reduces engineering risk, and supports straightforward procurement of both the switch and protective fuses.
The device offers reliable, safe isolation with a pistol-handle design for quick operation, reducing maintenance time and shutdown durations. The rugged NEMA 4X enclosure minimizes exposure-related failures, lowering downtime and service costs, while regulatory-compliant certifications accelerate project approvals and procurement cycles.