Eaton ER12-100J3PB Enclosed Rotary Disconnect NEMA 12
Part Number: ER12-100J3PB
Quick Summary
Eaton ER12-100J3PB enclosed rotary disconnect switch provides safe isolation for 600 V circuits used in industrial control panels. Maintenance teams often struggle with arc-flash risk and downtime during disconnections, making fast, reliable isolation essential. This unit is CE marked and designed for NEMA 12 enclosures, with fuse class J protection to support selective coordination and enhanced safety. For panel builders and service teams, it delivers straightforward integration, durable performance, and clear compliance reporting, helping reduce risk and lifecycle costs while enabling scalable control system protection.
Product Information
Extended Description
ER12-100J3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse class J, Pistol handle, 600V, 100A, Black, NEMA rating 12
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER12-100J3PB
UPC
051712415804
Product Length/Depth
0.001 in
Product Height
0.001 in
Product Width
0.001 in
Product Weight
19 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
100A
NEMA rating
NEMA 12
Voltage rating
600 V
Special features
Fuse class J, Pistol handle
ER12-100J3PB~ENC DISC100J NEMA12 BLK
ER12-100J3PB~ENC DISC100J NEMA12 BLK
Eaton Specification Sheet - ER12-100J3PB
Feature: Enclosed rotary disconnect switch design provides dependable, enclosed isolation. Business impact: Reduces arc flash exposure and avoids unintentional contact, improving worker safety and reducing insurance exposure. Application: Ideal for industrial control panels and switchgear in harsh plant environments. Feature: Fuse class J compatibility with 600 V, 100 A ratings ensures precise protection. Business impact: Enhances selective coordination and reduces nuisance tripping, lowering maintenance costs and downtime. Application: Protects motor circuits and control loops in manufacturing lines. Feature: Pistol handle facilitates ergonomic operation. Business impact: Speeds safe disconnections during maintenance and start-up checks, reducing cycle times. Application: Routine servicing in machine shops and assembly lines. Feature: NEMA 12 enclosure rating provides environmental protection. Business impact: Enables reliable operation in dusty or damp environments, extending service intervals. Application: Outdoor- or indoor-installed control panels in logistics, packaging, and warehousing. Feature: CE Marked compliance supports international deployment. Business impact: Simplifies cross-border sourcing and regulatory adherence, aiding global projects. Application: Global control systems requiring European and North American conformity.
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FAQs
Installers should ensure the enclosure is suitable for a 600 V, 100 A disconnect and provides NEMA 12 protection. Use the pistol handle for controlled operation and verify CE Marked compliance for European applications. Mount in panels designed to accommodate a Bussmann series enclosed rotary disconnect switch and follow standard wiring practices for safety interlocks and clear labeling.
The ER12-100J3PB is rated for 600 V and 100 A with a NEMA 12 enclosure. This combination supports reliable fuse-class J protection, enabling selective coordination for motor and control circuits while maintaining safe disconnection under fault conditions in industrial environments.
Yes. Its enclosed rotary design, 600 V/100 A capability, NEMA 12 rating, and pistol handle make it well suited for machine control panels, providing safe isolation during maintenance and reliable protection for critical control circuits in manufacturing environments.
The ER12-100J3PB carries CE Marked compliance and a NEMA 12 enclosure rating, indicating suitability for European markets and dust/damp environments in North American facilities, respectively. The fuse class J protection further supports reliable circuit protection in high-demand applications.
By enabling quick, secure disconnections with a pistol handle and robust enclosure, the ER12-100J3PB reduces arc-flash exposure and maintenance cycle times. The reliable 600 V/100 A protection with NEMA 12 enclosure minimizes downtime, improving overall equipment efficiency and safety ROI in continuous operation environments.