Eaton ER1-30J3PB Enclosed Rotary Disconnect - NEMA1
Part Number: ER1-30J3PB
Quick Summary
The Eaton ER1-30J3PB enclosed rotary disconnect switch is designed to safely isolate power in electrical distribution panels and industrial machinery. Engineers frequently confront the challenge of achieving reliable isolation that meets code while minimizing downtime during maintenance. This unit is CE marked and built for indoor NEMA 1 environments at 600 V and 30 A, delivering robust protection for circuits up to that rating. Its compact footprint and pistol-type handle streamline installation in tight panels, while fuse class J compatibility supports safer maintenance and selective coordination. When paired with Eaton Bussmann series protection, it helps improve uptime, reduce risk, and deliver dependable, professional-grade electrical protection for industrial applications.
Product Information
Extended Description
ER1-30J3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse class J, Pistol handle, 600V, 30A, Black, NEMA rating 1
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER1-30J3PB
UPC
051712415514
Product Length/Depth
13.6 in
Product Height
12.5 in
Product Width
13.6 in
Product Weight
0.001 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
30A
NEMA rating
NEMA 1
Voltage rating
600 V
Special features
Fuse class J, Pistol handle
ER1-30J3PB~ENC DISC30J NEMA1 BLK
ER1-30J3PB~ENC DISC30J NEMA1 BLK
Eaton Specification Sheet - ER1-30J3PB
Feature → Business Impact → Application: Enclosed rotary disconnect design provides robust power isolation, reducing arc-flash risk and improving worker safety in panel maintenance and startup checks. This directly supports downtime reduction and safer commissioning in industrial environments. Feature → Business Impact → Application: Fuse class J compatibility enables selective coordination and safer fault-handling, helping maintenance teams isolate the faulty circuit without unnecessary outages in packaging lines or machine centers. Feature → Business Impact → Application: Pistol-style handle offers intuitive operation and faster operation during startup/shutdown sequences, improving productivity in tight control panels and retrofit projects. Feature → Business Impact → Application: 600 V, 30 A rating ensures compatibility with mid-power conveyors, presses, and control circuits, providing dependable protection without over-specifying equipment, which reduces total installed cost. Feature → Business Impact → Application: NEMA 1 enclosure and CE marking provide indoor, code-compliant protection for dry environments, supporting standard industrial electrical protection expectations for plant-wide safety and reliability. Feature → Business Impact → Application: Compact dimensions (13.6 in x 13.6 in x 12.5 in) enable easier mounting in legacy panels or retrofit projects, reducing panel modification time and enabling faster project ROI.
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FAQs
Installation involves securing the unit within the panel opening designed for a 13.6 by 13.6 inch footprint, ensuring proper fastener torque and grounding per IEC/NEC guidelines. Verify NEMA 1 indoor applicability, connect the incoming and load conductors to the designated terminals, and operate the pistol handle through its full open/close cycle to confirm mechanical action. Use the fuse class J protection as part of the feeder circuit and ensure compatibility with 600 V, 30 A ratings for safe isolation.
The ER1-30J3PB is rated for 30 A and 600 V, with a NEMA 1 enclosure suitable for indoor dry locations. It carries CE marking as its primary certification indication. The unit supports fuse class J functionality and features a pistol-style handle for safe operation. These specifications support alignment with standard industrial protection requirements for panel isolation and maintenance.
Yes. The unit is designed for indoor dry environments and uses a NEMA 1 enclosure, providing reliable protection for control panels and machinery in typical manufacturing floors, warehouses, and assembly lines where indoor dry conditions prevail. Its CE marking further supports compliance with European safety and conformity expectations for industrial equipment.
Yes. The device is specified as fuse class J compatible and features a pistol handle for straightforward operation. This combination enables safe, rapid disconnection during maintenance or fault conditions, aiding in selective fault isolation and reducing the risk of unintended power restoration in critical lines.
The ER1-30J3PB improves uptime by delivering reliable, code-compliant isolation with fast, intuitive operation. Its safety features and CE/NEMA 1 suitability reduce maintenance risk and downtime, while the compatibility with 30 A, 600 V circuits minimizes the need for over-specified components and supports long-term cost savings in panel modernization projects.