Eaton ER1-63N3PB Enclosed Rotary Disconnect - NEMA 1
Part Number: ER1-63N3PB
Quick Summary
ER1-63N3PB enclosed rotary disconnect switch delivers reliable isolation for industrial electrical panels. Many designers face space constraints and safety concerns when choosing non-fused disconnects for compact enclosures. This Eaton unit is CE marked and designed for NEMA 1 environments, supporting compliant, durable operation in control panels. Coupled with a pistol-style handle and straightforward installation, it helps reduce maintenance time and propagation of wiring errors in automation projects. For OEMs pursuing scalable protection strategies, the combination of documented specifications and global availability makes ER1-63N3PB a practical, cost-effective choice.
Product Information
Extended Description
ER1-63N3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 63A, Black, NEMA rating 1
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER1-63N3PB
UPC
051712487870
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
63A
NEMA rating
NEMA 1
Voltage rating
600 V
Special features
Non-fused, Pistol handle
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - ER1-63N3PB
Non-fused construction reduces fuse management tasks and spare-part costs, while simplifying safe service procedures. This translates to lower maintenance labor and faster changeouts in routine panel work, improving uptime in manufacturing lines. The pistol-style handle enables ergonomic operation, reducing operator fatigue and the likelihood of mis-sequencing during isolation. With a 600 V voltage rating and a 63 A current rating, the switch supports mid-voltage motor and control circuits, enabling compact panels to safely manage higher power loads. The enclosed NEMA 1 design provides indoor protection against dust and incidental contact, supporting reliable operation in standard workshop or factory environments. CE marking ensures compliance with European safety standards, facilitating international procurement and cross-border installation. Together, these features deliver a balanced mix of safety, reliability, and cost efficiency for industrial automation projects. The Eaton Bussmann series framing and documentation support easy sourcing, spares planning, and long-term maintenance planning for OEMs and integrators.
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FAQs
The ER1-63N3PB is a non-fused, enclosed rotary disconnect designed for indoor control panels and machine junctions handling up to 63A at 600V. It fits standard panel configurations and is suitable for use in NEMA 1 enclosures, making it a compatible choice for indoor electrical protection circuits in automation environments.
Key ratings include a 63A current rating and a 600V voltage rating, with a non-fused design and a pistol-style handle. It is CE marked for safety compliance and installed in a NEMA 1 enclosure, suitable for indoor industrial control panels.
No. The ER1-63N3PB is specified for indoor use in a NEMA 1 enclosure. For outdoor or harsher environments, select a unit with a higher enclosure rating (such as NEMA 3R or IP-rated enclosures) or provide a weather-protected housing.
The pistol-style handle provides ergonomic, safer actuation, reducing operator fatigue and the risk of accidental engagement or disconnection during maintenance or testing. This design enhances repeatable operation in busy panel environments and supports safer lockout/tagout procedures.
Official documentation includes the Eaton Specification Sheet for ER1-63N3PB and the Bussmann series catalog no. 1007, plus the product page datasheet. Access the datasheet at Eaton's site for installation guidelines, wiring diagrams, and dimensional data to ensure proper integration into your panel design.