Eaton ER3R-63N3PB Enclosed Rotary Disconnect Switch - NEMA 3R
Part Number: ER3R-63N3PB
Quick Summary
The Eaton Bussmann series enclosed rotary disconnect switch delivers safe isolation for 600V industrial circuits. Maintenance teams often face downtime and safety risks during manual shutoffs, making reliable isolation essential. This unit carries CE marking and a rugged NEMA 3R enclosure, designed to withstand harsh environments. Its compact, pistol-handle, non-fused design simplifies installation and reduces panel footprint without compromising safety. With a 63A rating and 600V capability, it supports a broad range of motor control and power distribution applications, helping engineers standardize safety controls across facilities while improving uptime and operational reliability.
Product Information
Extended Description
ER3R-63N3PB Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Non-fused, Pistol handle, 600V, 63A, Black, NEMA rating 3R
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER3R-63N3PB
UPC
051712487887
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 3R
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 - ER3R-63N3PB
Feature: Enclosed, non-fused rotary disconnect design. Business Impact: Provides safe, reliable isolation with reduced risk of accidental energization, improving maintenance safety and compliance. Application: Ideal for service panels and outdoor enclosures in machine control and power distribution environments. Feature: Pistol-handle operation. Business Impact: Ergonomic actuation lowers operator fatigue and speeds switching during resets or testing, increasing maintenance throughput. Application: Daily equipment servicing, line changeovers, and emergency isolation in industrial plants. Feature: 63A at 600V electrical rating. Business Impact: Supports common motor control loads and distribution circuits, enabling standardization across multiple machines and lines. Application: HVAC systems, conveyors, pumps, and programmable logic controller panels. Feature: NEMA 3R enclosure rating. Business Impact: Weather-resistant protection that supports outdoor and damp-location installations, reducing enclosure-related service calls. Application: Outdoor switchgear, process equipment, and protected outdoor control cabinets. Feature: CE Marked compliance and non-fused design. Business Impact: Aligns with European safety standards and simplifies cross-border procurement while minimizing fault energy in switching operations. Application: Global facilities with standardized control panels and safety requirements. Feature: Lightweight, compact form factor (0.1 lb, 0.1 in dimensions in spec data). Business Impact: Eases installation in tight panels and reduces shipping and handling costs. Application: Retrofit projects and compact control cabinets where space is premium.
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FAQs
The ER3R-63N3PB is designed for straightforward panel mounting in standard control enclosures. Its non-fused, pistol-handle operation simplifies wiring and actuation, while the NEMA 3R enclosure provides weather resistance for outdoor or damp locations. Ensure compatible mounting dimensions and access for safe manual operation during maintenance.
Key specs include a 63A amperage rating, 600V voltage rating, and a non-fused design. The device is rated for NEMA 3R enclosure conditions and CE Marked for compliance with safety standards. These ratings support motor control, power distribution, and safety isolation in industrial systems.
Yes. The unit carries a NEMA 3R enclosure rating, which provides protection against rain, sleet, and external moisture ingress, making it suitable for outdoor panels and damp locations when properly installed with a weather-resistant enclosure.
The product is CE marked, indicating compliance with European safety standards. It is designed as a rugged, non-fused, enclosed disconnect with a NEMA 3R rating, aligning with common industrial safety and protection requirements in global facilities.
By providing a reliable, quickly operable isolation switch with a pistol-handle design and a compact footprint, it reduces maintenance time and the risk of energizing during service. Its CE/NEMA 3R features help minimize weather-related failures, contributing to improved uptime and lower total cost of ownership over the equipment lifecycle.