Eaton ER1-400N3PB Enclosed Rotary Disconnect - NEMA 1
Part Number: ER1-400N3PB
Quick Summary
Eaton ER1-400N3PB enclosed rotary disconnect switch is designed to safely isolate power in industrial environments. Maintenance teams struggle with ambiguous disconnection and downtime during routine servicing. This unit carries CE marking for European compliance and a rugged NEMA 1 enclosure suited to indoor service. With a non-fused design, pistol handle operation reduces the chance of accidental energization. Its 600 V and 400 A ratings cover most medium‑voltage feeders, while the footprint of 36.5 in by 30.5 in by 12.75 in fits standard electrical rooms. CE compliance and rugged enclosure support installation in controlled environments while minimizing spare parts and downtime. Overall, the ER1-400N3PB adds protection discipline to electrical protection and circuit control portfolios, helping maintenance teams meet uptime targets.
Product Information
Extended Description
ER1-400N3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 400A, Black, NEMA rating 1
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER1-400N3PB
UPC
051712416467
Product Length/Depth
36.5 in
Product Height
12.75 in
Product Width
30.5 in
Product Weight
19 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
400A
NEMA rating
NEMA 1
Voltage rating
600 V
Special features
Non-fused, Pistol handle
ER1-400N3PB~ENC DISC400NF NEMA1 BLK
ER1-400N3PB~ENC DISC400NF NEMA1 BLK
Eaton Specification Sheet - ER1-400N3PB
Feature: Enclosed design is purpose-built for indoor installation in general purpose electrical rooms, featuring a rugged, powder-coated enclosure. Business Impact: The durable enclosure minimizes dust ingress and environmental exposure, reducing maintenance cycles and extending service life. Application: Ideal for motor control centers, switchgear installations, and feeder isolation in manufacturing lines that require safe, non-fused switching with clear visibility. Feature: Non-fused, pistol‑handle operation provides straightforward manual disconnection. Business Impact: Simplifies lockout-tagout procedures and lowers the risk of accidental energization, translating to faster troubleshooting and safer maintenance windows. Application: Suitable for routine isolation in panelboards and control cabinets in dynamic production environments. Feature: 600 V, 400 A electrical rating; Business Impact: Supports sizable feeders and motor loads without over‑designing the switchgear, improving panel design efficiency and reducing spare parts inventory. Application: Use in general purpose load centers and power distribution within medium‑voltage systems. Feature: NEMA 1 enclosure with CE marking; Business Impact: Aligns indoor protection with European compliance, streamlining cross‑border procurement and installation. Application: Panels, enclosures, and electrical rooms in commercial facilities and light manufacturing. Feature: Dimensions 36.5 in L x 30.5 in W x 12.75 in H; Weight 19 lb; Business Impact: Predictable footprint enables precise space planning and easier replacement in existing installations. Application: Retrofit into established plant layouts with minimal rework.
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FAQs
The ER1-400N3PB is designed for indoor general purpose use in electrical rooms, panels, and armoires. It supports 600 V and 400 A feeders with a NEMA 1 enclosure, non-fused operation, and a pistol-style handle for straightforward disconnection. With dimensions of 36.5 in L x 30.5 in W x 12.75 in H and a 19 lb weight, it fits standard plant layouts and retrofit projects while aligning with CE compliance requirements.
Key specifications include a 600 V voltage rating, 400 A amperage rating, NEMA 1 enclosure, and CE Marking. The switch is non-fused and features a pistol handle for easy manual operation. Its footprint is 36.5 inches long, 30.5 inches wide, and 12.75 inches high, with an operating weight around 19 pounds, making it suitable for medium‑voltage feeders in control panels.
Yes. The ER1-400N3PB is an enclosed rotary disconnect switch designed for safe isolation in motor control centers and panelboard configurations. It is non-fused, rated for 600 V and 400 A, with a NEMA 1 enclosure and CE Marked compliance, making it appropriate for indoor isolation tasks in manufacturing and processing facilities while reducing the risk of accidental energization.
ER1-400N3PB carries CE Marking indicating European compliance for electrical safety and performance. Its NEMA 1 enclosure signifies indoor general purpose protection. These certifications support cross‑border procurement and predictable performance in controlled environments, though additional local certifications may be required for specific industries or facility standards.
The non-fused design with a pistol‑handle disconnection reduces maintenance steps and selection of spare fuses, lowering downtime during servicing. Its rugged enclosure improves reliability in standard electrical rooms, while CE compliance and NEMA 1 protection simplify procurement and installation. Overall, expect safer operations, faster isolation during maintenance, and improved uptime in medium‑voltage feeders.