Eaton ER12-100N3PB Enclosed Rotary Disconnect - NEMA 12
Part Number: ER12-100N3PB
Quick Summary
Eaton ER12-100N3PB is an enclosed rotary disconnect switch that safely isolates power in industrial control panels. Maintenance teams often struggle with selecting non-fused devices that complicate fault isolation and extend downtime. Key certifications include CE marking for global compliance and a NEMA 12 enclosure rating for protected indoor service, along with a 600 V, 100 A electrical rating. This combination supports safe installations, reduces maintenance risk, and aligns with procurement goals for reliability, serviceability, and total cost of ownership. Designed for easy installation, the pistol handle, non-fused configuration, and compact form factor simplify field wiring and maintenance. Engineers will appreciate predictable performance in harsh environments and the ability to meet industry standards without sacrificing uptime.
Product Information
Extended Description
ER12-100N3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 100A, Black, NEMA rating 12
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER12-100N3PB
UPC
051712488402
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
100A
NEMA rating
NEMA 12
Voltage rating
600 V
Special features
Non-fused, Pistol handle
ER12-100N3PB~ENCLOSED DISCONNECTS
ER12-100N3PB~ENCLOSED DISCONNECTS
Eaton Specification Sheet - ER12-100N3PB
Feature: Enclosed rotary disconnect switch provides a contained isolation point for live circuits. Business Impact: Reduces arc exposure and enhances operator safety during disconnect operations. Application: Suitable for assembly lines and control panels in manufacturing environments. Feature: Non-fused configuration with pistol handle simplifies manual operation and minimizes heat generation compared to fused alternatives. Business Impact: Streamlines maintenance and reduces troubleshooting time. Application: Controls panel isolations in process lines. Feature: 600 V, 100 A rating with a NEMA 12 enclosure delivers rugged performance in dusty and damp environments. Business Impact: Ensures reliable operation and protects electrical connections, reducing unscheduled downtime. Application: Heavy industrial equipment and packaging lines. Feature: CE marking for global compliance and easy procurement. Business Impact: Shortens regulatory approval cycles and standardizes safety across sites. Application: Multinational facilities and integrator projects. Feature: Compact footprint and light weight, with nominal dimensions of 0.1 in per side and 0.1 lb weight. Business Impact: Lowers panel space requirements and enables faster installations. Application: Retrofit or new builds in compact control cabinets. Feature: Non-fused, pistol-handle design reduces spares and simplifies replacement, improving maintenance readiness. Business Impact: Enhanced uptime and reduced inventory costs. Application: Replacement scenarios and routine service in busy production environments.
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FAQs
The ER12-100N3PB is designed for standard control-panel installations in industrial environments. Its non-fused, pistol-handle design facilitates quick manual operation, while the 600 V/100 A rating supports common machine controls. Ensure mounting within a CE-compliant enclosure and verify panel space to accommodate the compact footprint specified (nominally 0.1 in per dimension, 0.1 lb weight).
The unit carries a NEMA 12 enclosure rating, which provides protection against dust and light moisture intrusion in indoor settings. This specification helps maintain reliable operation in typical factory floors, automated lines, and packaging environments where cleanliness and moisture exposure are considerations.
Yes. The ER12-100N3PB is CE marked, indicating conformity with relevant European safety, health, and environmental requirements. This aids in regulatory clearance for multinational deployments and simplifies purchasing for sites that specify CE compliance as a baseline.
Warranty is listed as Not Applicable in the provided data. For maintenance, rely on standard electrical-safety practices: inspect connectors, verify the non-fused contacts remain clean and secure, and confirm mechanical operation of the pistol handle during scheduled servicing. Always consult Eaton’s technical resources or representatives for the latest guidance.
By providing safe, quick power isolation with a simple non-fused design, the ER12-100N3PB reduces downtime during maintenance and minimizes wiring complexity. Its CE and NEMA 12 compliance supports regulatory alignment across sites, shortening installation cycles and improving overall equipment uptime and reliability.