Weidmuller UL 489 and UL 1077 Listed AC/DC-rated Miniature Circuit Breakers
Aug 16, 2020
New from Weidmüller: the BR/SUxxxUC Series offers a complete line of UL489 CSA-C22.2 No. 5 and UL1077 CSA-C22.2 No. 235 thermal magnetic type circuit breaker products rated both AC and DC in 1, 2, and 3 pole (AC only), 1-63A (standard values) in any of B, C, or D curves for DIN rail-mounted applications. These circuit breakers are equipped with a positively trip-free snap action toggle actuation mechanism and visual status indication.
The UC Series offers rating 120/240/277/480VAC and 60 (single pole) or 125 (series double pole) VDC of high-rated interrupting capacity. This proven solution protects your wires and cables during short circuit or OL overload situations. Applications include Automotive Manufacturing, Chemical, Oil and Gas, Renewable Energy, Rail Vehicles, Automation, Pharmaceutical and Food, Steel Production, Telecom and Datacom, Lighting Equipment, and Process Control.
Weidmüller compliments this line with control and monitoring attachment modules (aux contact, bell alarm, and shunt trip) as well as a full offering of cuttable busbars and accessories in compliance with the relevant UL standards.
• Common amperage values available 1A to 63A
• Available for B, C or D curve characteristics
• 1-, 2- and 3-pole options
• Snap-together construction (No screws or extra parts needed)
• Wide operating temperature from -35°C…+70°C
• Global Approvals: UL, CSA, IEC, CE
• Optional accessory modules for signalling, change-over and remote tripping
• Optional cuttable busbars and busbar accessories
Go HERE for more information.
![Guide to the Canadian Electrical Code, Part 1[i], 26th Edition– A Road Map: Section 76 — Temporary Wiring](https://electricalindustry.ca/wp-content/uploads/2026/05/EIN-Stock-Guide-Code-Canada-Map-1200.png)
