Eaton ER3R-16N6SB Enclosed Rotary Disconnect Switch NEMA 3R
Part Number: ER3R-16N6SB
Quick Summary
The Eaton ER3R-16N6SB enclosed rotary disconnect switch isolates electrical circuits quickly for industrial panels. Maintenance downtime often stems from bulky, hard-to-access disconnects; this compact, non-fused selector simplifies wiring and speeds servicing. CE marked, NEMA 3R enclosure, and a 600 V rating provide global compliance, rugged protection, and reliable performance in harsh environments. Engineered for easy installation and long service life, it reduces wiring errors, speeds commissioning, and supports safer, more maintainable control systems.
Product Information
Extended Description
ER3R-16N6SB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Selector, 600V, 16A, Black, NEMA rating 3R
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER3R-16N6SB
UPC
051712414265
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
16A
NEMA rating
NEMA 3R
Voltage rating
600 V
Special features
Non-fused, Selector
ER3R-16N6SB~ENC DISC16NF NEMA 6P BLK
ER3R-16N6SB~ENC DISC16NF NEMA 6P BLK
Eaton Specification Sheet - ER3R-16N6SB
Enclosed rotary design provides safe, positive isolation for panel feeders. The non-fused selector minimizes fault pathways and reduces the risk of unintended energization, translating to lower arc-flash exposure and safer maintenance. This makes it ideal for control panels, motor starters, and compact switchgear assemblies where fast, reliable shutdown is essential. Construction with a NEMA 3R rated enclosure means protection against rain, dust, and incidental outdoor exposure. That rugged protection reduces downtime and extends service life in outdoor equipment, warehouses, and sheltered outdoor applications. Electrical rating of 16A at 600V positions ER3R-16N6SB for medium-load switching without the complexity of larger protective devices. As a non-fused design, it simplifies procurement, lowers upfront costs, and supports compact panel layouts. This aligns with typical industrial control circuits and feeder disconnects in automation projects. CE marking confirms compliance with European safety standards, streamlining global deployments. Combined with the NEMA rating and voltage spec, it supports standardization across regional builds and reduces engineering time. Non-fused, selector operation offers simple, intuitive switching with minimal maintenance. Its compatibility with Bussmann series catalogs and Eaton protection products enables streamlined procurement and spare-part planning, reducing stocking variety while improving service response times. From OEM panels to retrofit projects, the ER3R-16N6SB delivers consistent reliability, lower total cost of ownership, and faster commissioning, helping teams meet project timelines and safety requirements.
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FAQs
ER3R-16N6SB is intended for panel-mounted isolation in mid-size automation and protection circuits. It accepts standard wiring practices within control cabinets, rated at 600 V and 16 A. The NEMA 3R enclosure and CE marking support outdoor and indoor installations while meeting global safety standards. When retrofitting, confirm mounting clearances and convenient handle access for safe operation.
Key specifications include a 16 A amperage rating, 600 V voltage rating, non-fused operation, and a NEMA 3R enclosure for rugged protection. It is designed as a selector-type device to enable simple on/off isolation without fusing. This combination delivers reliable performance in control circuits, feeders, and motor control centers while simplifying procurement and spare parts planning.
Yes. The NEMA 3R enclosure rating provides rain and dust protection suitable for outdoor and damp locations. CE marking confirms global safety compliance, enabling safe use in varied climates and installations. For outdoor panels, ensure appropriate mounting access and protective enclosures around the device to maximize reliability in harsh conditions.
The non-fused selector design minimizes spare parts and routine fuse replacements, reducing maintenance complexity. Regular visual inspection of the handle, housing, and wiring connections is recommended, along with verifying secure mounting and electrical termination. In environments with vibration or dust, periodic cleaning and torque checks help sustain reliable operation.
By providing quick, safe isolation without fusing, it shortens commissioning and maintenance windows, reducing downtime. The compact, robust enclosure lowers installation costs and simplifies spare-part planning, leading to lower total cost of ownership. Global CE compliance and NEMA 3R protection also minimize regulatory delays for OEMs deploying panels across regions.