Eaton ER3R-100CF3PR Enclosed Rotary Disconnect Switch - NEMA 3R
Part Number: ER3R-100CF3PR
Quick Summary
Eaton ER3R-100CF3PR enclosed rotary disconnect switch provides reliable circuit isolation for electrical panels in industrial environments. Manufacturers often face maintenance delays and safety risks when disconnects are hard to access or poorly labeled during service. This unit is CE Marked and NEMA 3R rated, designed for 600 V systems up to 100 A, ensuring compliant, rugged performance in harsh conditions. With pistol-handle operation and fuse type CF compatibility, it delivers fast, safe disconnection while minimizing downtime. The enclosure is suitable for control cabinets, machine rooms, and distributed power layouts, offering robust protection and straightforward installation. For teams managing outages, upgrades, or preventive maintenance, this switch reduces risk and supports consistent safety practices.
Product Information
Extended Description
ER3R-100CF3PR Eaton: Eaton Bussmann series enclosed rotary disconnect switch, Fuse type CF, Pistol handle, 600V, 100A, Three-pole, Red, NEMA rating 3R
Product Name
Eaton Bussmann series enclosed rotary disconnect switch
Catalog Number
ER3R-100CF3PR
UPC
051712748506
Product Length/Depth
11.8 in
Product Height
10.8 in
Product Width
9.84 in
Product Weight
6 lb
Compliances
CE Marked
Amperage Rating
100A
NEMA rating
NEMA 3R
Voltage rating
600 V
Special features
Fuse type CF, Pistol handle
Bussmann series complete full line catalog no. 1007
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - ER3R-100CF3PR
Feature: Enclosed rotary disconnect with fuse type CF and a pistol-style handle enables fast, safe isolation. Business Impact: Reduces downtime during servicing and improves operator safety in high-energy environments. Application: Ideal for control panels in manufacturing lines and machine centers where reliable disconnects are routinely required. Feature: Three-pole configuration rated for 600 V and 100 A. Business Impact: Supports robust protection for feeders and motor circuits, helping prevent overloads and unplanned outages. Application: Industrial distribution in equipment rooms and distributed power systems. Feature: NEMA 3R enclosure with CE Marked compliance. Business Impact: Weather-resistant performance and regulatory alignment streamline audits and field reliability. Application: Outdoor-rated installations or harsh indoor environments in process industries. Feature: Compact footprint (approximately 11.8 in L, 10.8 in H, 9.84 in W) and 6 lb weight. Business Impact: Easier panel integration, lower installation time and shipping costs. Application: Retrofit projects and small control panels where space is at a premium. Feature: Documentation and compatibility with Bussmann series catalogs and datasheets. Business Impact: Accelerates procurement and reduces design risk by providing clear spec references. Application: Engineering design reviews and maintenance planning across industrial facilities.
Get a Quick Quote for a Eaton ER3R-100CF3PR
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton ER3R-100CF3PR?
Enquire Now
FAQs
Installation involves mounting the three-pole disconnect in a suitable panel opening, securing the enclosure, and wiring per the 600 V, 100 A ratings. Use the pistol-handle for safe operation and verify CF fuse compatibility during wiring. Follow standard lockout-tagout procedures to ensure safe commissioning and commissioning checks after wiring.
The ER3R-100CF3PR is rated for 100 A and 600 V and features a NEMA 3R enclosure with CE Marked compliance. This combination supports rugged, regulatory-compliant isolation in industrial environments, including outdoor or dust-prone locations where reliable performance is required.
Yes. The NEMA 3R enclosure provides rain and dust resistance suitable for outdoor or harsh indoor environments. Combined with CE Marked compliance, it offers reliable protection and regulatory alignment for installations exposed to challenging conditions.
The unit is specified with fuse type CF compatibility, enabling standardized fuse replacement within Bussmann’s CF family. This simplifies stocking, reduces downtime during fuse changes, and aligns with common industry practices for protection and safety in control circuits.
You can access the Eaton specification sheet for ER3R-100CF3PR, plus Bussmann series catalogs and other datasheets, via the provided asset links: a dedicated datasheet page and the Bussmann catalog PDFs. These resources support fast design validation and procurement planning.