Eaton ER3R-80N3PB Enclosed Rotary Disconnect - NEMA 3R
Part Number: ER3R-80N3PB
Quick Summary
Eaton ER3R-80N3PB is an enclosed rotary disconnect switch used to isolate electrical circuits in industrial control panels. Downtime and misoperation penalties drive the need for a safe, reliable disconnect with low maintenance. It carries CE marking and a NEMA 3R enclosure rating for outdoor or harsh environments. This non-fused, pistol-handle switch supports 600 V and 80 A, delivering clear, safe power isolation with a compact footprint. Operators appreciate intuitive operation, while engineers value compatibility with standard enclosures and mounting arrangements, ensuring fast installation. Compact packaging and rugged construction reduce panel space and maintenance costs in demanding industrial applications.
Product Information
Extended Description
ER3R-80N3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 80A, Black, NEMA rating 3R
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER3R-80N3PB
UPC
051712488006
Product Length/Depth
0.1 in
Product Height
0.1 in
Product Width
0.1 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
80A
NEMA rating
NEMA 3R
Voltage rating
600 V
Special features
Non-fused, Pistol handle
ER3R-80N3PB~ENCLOSED DISCONNECTS
ER3R-80N3PB~ENCLOSED DISCONNECTS
Eaton Specification Sheet - ER3R-80N3PB
Feature: Enclosed rotary disconnect switch design provides safe, enclosed isolation for live circuits. Business Impact: Reduces operator exposure and maintenance downtime, supporting safer panel operation and faster service turns. Application: Suitable for industrial control panels in harsh environments where reliable power shutdown is critical. Feature: 600 V voltage rating and 80 A current rating with NEMA 3R enclosure ensure robust outdoor and dusty condition performance. Business Impact: Enables compliant service disconnects and dependable operation across manufacturing lines. Application: Machine safety circuits, conveyors, and packaging lines requiring rugged protection. Feature: Non-fused construction with pistol-handle actuation improves operating reliability and reduces nuisance tripping risk. Business Impact: Simpler maintenance, fewer accessory parts, and quicker resets after maintenance. Application: Quick resets in high-cycle environments. Feature: Compact packaging and lightweight build ease panel integration and retrofit projects. Business Impact: Shortens installation time, reduces enclosure depth requirements, and lowers total cost of ownership. Application: Retrofit projects and new builds in space-constrained control cabinets. Feature: CE marking and NEMA 3R compliance provide regulatory confidence. Business Impact: Facilitates procurement and streamlines qualification testing for international deployments. Application: Global manufacturing facilities and cross-border supply chains.
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FAQs
For panel-mounted installation, ensure adequate space for the actuator and wiring, follow the wiring diagram for 600 V circuits, and mount with the supplied hardware. Verify proper pistol-handle operation and secure the enclosure to maintain NEMA 3R protection. Prior to service, confirm safe isolation and perform a controlled startup sequence to validate proper function.
Yes. The ER3R-80N3PB is a non-fused enclosed rotary disconnect switch built for compatibility with common control panels and Bussmann series enclosures. It supports 600 V/80 A ratings and a NEMA 3R enclosure, aligning with typical industrial installations and CE compliance. Always verify panel fit and mounting patterns using Eaton application notes before procurement.
ER3R-80N3PB carries CE marking and a NEMA 3R enclosure rating, indicating suitability for outdoor or damp environments and adherence to European and general safety standards. These certifications simplify regulatory approval, improve vendor qualification, and support cross-border procurement for global facilities.
A non-fused design reduces arc energy and wear associated with fuse replacements, lowering maintenance intervals. The pistol-handle operation provides clear, tactile actuation, improving operator safety. The enclosure protects live parts, helping to sustain NEMA 3R integrity in challenging environments and minimizing unplanned downtime from fuse-related outages.
You can access the Eaton catalogs and specification sheet via the provided assets: ER3R-80N3PB catalogs and the Eaton Specification Sheet - ER3R-80N3PB. Catalog PDFs are available at the linked Eaton pages, and the spec sheet provides detailed electrical ratings, mounting dimensions, and installation notes to support procurement and engineering reviews.