Eaton ER4P-63N6SR Enclosed Rotary Disconnect - NEMA 4P
Part Number: ER4P-63N6SR
Quick Summary
The Eaton ER4P-63N6SR enclosed rotary disconnect switch isolates power for industrial switchgear and control panels. This design addresses the common challenge of safe, reliable isolation in demanding environments, reducing downtime and human error during maintenance. It carries CE marking and a NEMA 4P rating, signaling compliance and rugged enclosure performance for outdoor or wash-down locations. The unit integrates with the Eaton Bussmann series and other protection schemes, delivering a coherent solution for modern electrical protection and switchgear. By combining durable construction with straightforward installation, it supports fast deployment, improved uptime, and predictable lifecycle costs for engineering teams and procurement leaders alike.
Product Information
Extended Description
ER4P-63N6SR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Selector, 600V, 63A, Red, NEMA rating 4P
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER4P-63N6SR
UPC
051712414890
Product Length/Depth
12 in
Product Height
12.25 in
Product Width
7.5 in
Product Weight
11.24 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
63A
NEMA rating
NEMA 4P
Voltage rating
600 V
Special features
Non-fused, Selector
ER4P-63N6SR~ENCDISC63NF NEMA4XP 6PRED
ER4P-63N6SR~ENCDISC63NF NEMA4XP 6PRED
Eaton Specification Sheet - ER4P-63N6SR
Feature → Business Impact → Application: Non-fused, selector operation reduces arc-flash exposure and eliminates fuse handling steps, boosting safety and reducing maintenance time in routine isolation tasks. Applicable to motor controllers and process lines where quick, reliable de-energization is required. Feature → Business Impact → Application: Enclosed NEMA 4P housing protects against dust, water, and environmental ingress, enabling dependable performance in outdoor, dusty, or humid facilities. Use in outdoor switchgear, outdoor-rated panels, and marine or agricultural facilities to sustain equipment reliability. Feature → Business Impact → Application: 63A at 600V electrical rating supports mid-range power circuits with compact footprint, enabling efficient panel layouts and flexible scoping for modern control systems. Ideal for mid-sized feeds, distribution panels, and MCCs requiring robust isolation. Feature → Business Impact → Application: Manufacturer-provided compatibility with Eaton Bussmann series components simplifies procurement and reduces integration risk, ensuring seamless coordination with fuses, breakers, and control hardware. Useful in retrofit projects or new builds where standardization accelerates delivery and commissioning. Feature → Business Impact → Application: Compact dimensions and weight (12 in length, 12.25 in height, 7.5 in width; 11.24 lb) ease panel integration and field installation, minimizing custom fabrication and installation costs. Suitable for space-constrained enclosures in automated plants and compact switchgear cabinets. Feature → Business Impact → Application: CE Marking and documented specifications provide clear compliance signals for global projects, supporting audits, procurement approvals, and cross-border deployments. Valuable for manufacturers pursuing ISO and regulatory alignment while simplifying supplier qualification.
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FAQs
The ER4P-63N6SR is designed for industrial switchgear, power distribution panels, and motor control centers. Its NEMA 4P enclosure and non-fused selector provide dependable isolation in damp, dusty, or outdoor environments, making it suitable for both retrofit and new panel builds. Ideal for facilities seeking robust electrical protection with straightforward maintenance.
This model offers a 63A amperage rating and a 600V voltage rating, with a NEMA 4P enclosure that protects against environmental ingress. The device is non-fused and uses a selector mechanism, simplifying operation and reducing fuse-related maintenance, while ensuring compliant isolation for medium-power circuits.
Yes, the ER4P-63N6SR is CE marked, indicating conformity with applicable European safety and performance standards. NEMA 4P denotes a weather-protective enclosure suitable for outdoor and wash-down environments, providing protection against wind-driven rain, dust, and corrosion in industrial settings.
The non-fused selector design eliminates the need to manage spare fuses during isolation tasks, reducing potential fault conditions and downtime. It enhances operator safety by delivering a straightforward, single-point isolation process, which is especially beneficial in high-change or high-cycle environments such as packaging lines and processing plants.
The unit measures 12 in long, 12.25 in high, and 7.5 in wide, with an approximate weight of 11.24 lb. This compact footprint facilitates panel layout planning, allows simpler mounting in limited spaces, and reduces structural modifications during installation in existing switchgear or retrofit projects.