Eaton ER1-63N3PR Enclosed Rotary Disconnect - NEMA 1
Part Number: ER1-63N3PR
Quick Summary
Eaton ER1-63N3PR is an enclosed rotary disconnect switch designed to safely isolate electrical circuits in industrial panels and machine enclosures. Installation and maintenance teams often face safety risks during manual isolation; this pistol-handle, non-fused unit simplifies lockout/tagout procedures and reduces the chance of accidental energization. CE marked and rated for indoor use with a NEMA 1 enclosure, it meets essential global and regional compliance while delivering rugged performance. The compact design also supports streamlined panel layouts, enabling faster wiring, easier service, and lower total cost of ownership for control systems.
Product Information
Extended Description
ER1-63N3PR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 63A, Red, NEMA rating 1
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER1-63N3PR
UPC
051712487931
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
63A
NEMA rating
NEMA 1
Voltage rating
600 V
Special features
Non-fused, Pistol handle
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - ER1-63N3PR
Feature → Business Impact → Application: Non-fused design eliminates nuisance fuse replacements and simplifies stocking for standard control panels, reducing spare parts costs and maintenance time in mid-size machine environments. Feature → Business Impact → Application: 63A, 600V rating provides reliable isolation for motor starters and control circuits, improving startup reliability and safety in industrial automation installations. Feature → Business Impact → Application: Pistol-handle operation enhances ergonomic safety during frequent manual disconnection, reducing operator fatigue and risk of energization during maintenance. Feature → Business Impact → Application: CE marking and NEMA 1 enclosure support global compliance and indoor protection, smoothing procurement and cross-border deployments. Feature → Business Impact → Application: Compact footprint and standardized catalog number enable faster retrofits and denser panel layouts in new equipment builds.
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FAQs
Install the enclosure in a suitable indoor panel rated for 600 V and 63 A. Mount the device on compatible supports, connect to the supply and load terminals per Eaton's wiring diagram, and ensure the pistol-handle is accessible for safe operation. Lockout/tagout procedures should accompany any routine maintenance.
Yes. The unit is rated for 600 V and 63 A, non-fused, making it appropriate for isolating moderate power circuits in industrial panels. It provides reliable disconnection for control circuits and motor-driven equipment when used as the main or sectional disconnect.
Ideal for machine control panels, indoor control cabinets, and safety interlock sequences where a non-fused disconnect is required. Its NEMA 1 enclosure supports indoor installation, while the CE mark ensures compliance in many international markets.
The ER1-63N3PR is CE marked and rated for NEMA 1 enclosure protection, indicating suitability for indoor industrial environments and compliance with European safety standards. No additional certifications are listed in the provided data.
The non-fused design reduces fuse-related maintenance and stocking costs, while the pistol-handle design improves operator safety during disconnections. The compact, reliable unit can reduce panel downtime and simplify retrofits, delivering lower total cost of ownership over the lifecycle of industrial control systems.