Eaton ER4-30J3PR Enclosed Rotary Disconnect Switch - NEMA 4
Part Number: ER4-30J3PR
Quick Summary
Eaton ER4-30J3PR enclosed rotary disconnect switch isolates circuits in industrial control panels. When downtime is costly, a reliable isolation device reduces unplanned outages during maintenance and testing. This unit is CE marked and NEMA 4 rated, reinforcing rugged outdoor and harsh-environment performance. Designed for safety and efficiency, it complements 600 V, 30 A circuits and line-side protection in modern automation architectures to support reliable operation and easier compliance.
Product Information
Extended Description
ER4-30J3PR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse type J, Pistol handle, 600V, 30A, Red, NEMA rating 4
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER4-30J3PR
UPC
051712415590
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
19 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
30A
NEMA rating
NEMA 4
Voltage rating
600 V
Special features
Fuse type J, Pistol handle
ER4-30J3PR~ENC DISC30J NEMA4 RED
ER4-30J3PR~ENC DISC30J NEMA4 RED
Eaton Specification Sheet - ER4-30J3PR
Feature: Enclosed rotary disconnect switch with fuse type J and pistol handle; Business Impact: Provides quick, safe isolation of power in a compact form factor, reducing commissioning time and enhancing worker safety; Application: Ideal for industrial control panels and motor control centers where fast isolation is required without exposing operators to live components. Feature: NEMA 4 enclosure design; Business Impact: Delivers dust, water, and corrosion resistance for washdown environments and outdoor installations, lowering maintenance costs and improving uptime; Application: Food processing, manufacturing floors, and outdoor enclosures where environmental exposure is a concern. Feature: Electrical ratings of 600 V and 30 A with a robust red actuator; Business Impact: Supports common industrial circuits while delivering clear visibility and reliable operation, boosting energy management and safety compliance; Application: Panel boards and distribution blocks in automated lines. Feature: Pistol handle and ergonomic actuation; Business Impact: Enables safe, one-handed operation with positive engagement, reducing operator fatigue during routine disconnections; Application: Routine service, testing, and lockout-tagout procedures. Feature: CE marking and compatibility with Bussmann Series components; Business Impact: Ensures regulatory alignment and easy integration with standard fuse hardware for streamlined maintenance; Application: System upgrades and panel rebuilds in regulated manufacturing environments. Industry insight: The 19 lb build communicates durability and sturdiness, supporting long service life in demanding environments with fewer replacements and lower lifecycle costs.
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FAQs
Install the ER4-30J3PR by selecting a suitable panel opening for the enclosure, securing the unit with compatible mounting hardware, and wiring per the 600 V / 30 A rating. Use the pistol handle for safe actuation and ensure the enclosure remains in a NEMA 4-compliant orientation. Verify CE documentation and fuse type J compatibility for proper protection.
The device is rated for 600 V and 30 A, with a NEMA 4 enclosure for rugged environments. It uses fuse type J for overcurrent protection and features a pistol-style handle for safe manual operation. The enclosure is CE marked, supporting compliance in regulated facilities.
Yes. The NEMA 4 enclosure rating provides protection against dust, water, and corrosion, making it suitable for outdoor installations and washdown areas. Its CE marking additionally supports compliance in many international facilities, aiding in integration with standard safety practices.
The ER4-30J3PR carries CE Marking and a NEMA 4 enclosure rating. CE marking indicates conformity with European safety and performance standards, while NEMA 4 indicates rugged enclosure protection suitable for harsh environments. These certifications help streamline regulatory approvals and support safe, compliant installations.
The enclosed design and robust build reduce exposure to contaminants and minimize routine maintenance. With a 600 V, 30 A rating and a clear, pistol-actuated handle, downtime is minimized during isolation tasks, contributing to lower lifecycle costs and improved uptime for automated production lines.