Eaton ER04-030CF2PR Enclosed Rotary Disconnect - NEMA 4
Part Number: ER04-030CF2PR
Quick Summary
Eaton ER04-030CF2PR Enclosed Rotary Disconnect switches provide reliable isolation for machinery and control panels. In busy facilities, downtime and unsafe lockout practices slow production and raise risk; this unit delivers a rugged, easy-to-operate solution. With UL 98 certification and cULus Listed status alongside a NEMA 4 enclosure, it withstands dust, moisture, and wash-down environments. These attributes translate to faster compliance approval and safer maintenance, while delivering robust panel protection and efficient fault isolation for industrial automation and electrical protection applications.
Product Information
Extended Description
ER04-030CF2PR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse type CF, Pistol handle, 600V, 30A, Three-pole, 50/60 Hz, Red, Class CF, NEMA rating 4 - ER04-030CF2PR
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER04-030CF2PR
UPC
051712746915
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 4
Voltage rating
600 V
Fuse configuration
Class CF
Special features
Fuse type CF, Pistol handle
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - ER04-030CF2PR
The enclosed rotary disconnect ER04-030CF2PR combines a rugged NEMA 4 enclosure with Class CF fuse compatibility to deliver reliable line isolation in challenging environments. This design reduces unplanned downtime by enabling quick, positive disconnection of three-phase circuits, while protecting technicians during service with the pistol handle and safe lockout capability. The 600 V, 30 A rating supports common industrial controls and motor circuits, enabling clean, predictable performance and easy integration into existing panels. UL 98 and cULus Listed certifications streamline regulatory approvals and safety verification for industrial installations, including wash-down areas and outdoor enclosures. Its compact footprint (9.84 in length, 8.91 in height, 7.87 in width) fits standard electrical panels, minimizing retrofit complexity and preserving valuable enclosure space. The unit’s weight of 2.5 lb supports straightforward handling during installation and maintenance. Designed for 50/60 Hz operation with a three-pole configuration, it delivers dependable coordination with Bussmann CF fuses and other protection devices, reducing total cost of ownership through longer service intervals and lower maintenance labor.
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FAQs
The ER04-030CF2PR is ideal for industrial control panels, motor control centers, and safety interlock circuits. With a 600 V, 30 A, 3-pole configuration and a NEMA 4-rated enclosure, it accommodates indoor and outdoor installations exposed to dust, moisture, and wash-down environments. Its pistol handle supports rapid, secure disconnection during maintenance and testing.
The unit is cULus Listed and UL 98 certified, with cULus Pending status noted in product documentation. It also carries a NEMA 4 enclosure rating for weather resistance. These certifications support regulatory compliance, safety verification, and broader acceptance in industrial facilities requiring rugged, compliant disconnect solutions.
Begin by verifying panel clearance and mounting holes to fit the device’s 9.84 in length, 8.91 in height, and 7.87 in width. Mount securely, wire three-phase lines per schematic, and connect the Class CF fuse as required. Use the pistol handle to operate and apply lockout/tagout for maintenance. Ensure operation at 50/60 Hz as specified.
Class CF fuses are designed for fast-acting, non-automatic restart protection with high interrupting ratings, enabling selective coordination and rapid fault isolation. In conjunction with the ER04-030CF2PR, this reduces arc energy transfers and minimizes downstream damage, supporting safer starts, easier maintenance, and lower long-term repair costs in motor and control circuits.
The enclosure’s rugged construction, combined with UL 98 and cULus Listed safety features, improves uptime by reducing unplanned outages and speeding up service. The compact footprint simplifies retrofits, while the pistol handle enables quick disconnection. Over time, this translates into lower labor costs, easier compliance verification, and a measurable return on investment for facilities with frequent disconnection needs.