Circuit Breaker, 5SY4 Series, 1A, 1+N Pole, 277V AC, 10kA at 230V AC, D Curve MPN:5SY45018
Circuit Breaker, 5SY4 Series, 1A, 1+N Pole, 277V AC, 10kA at 230V AC, D Curve
Protect your industrial electrical systems with the Siemens 5SY4 Series Circuit Breaker, a reliable and efficient IEC Supplementary Protector. Suitable for applications in harsh environments, this 1A, 1+N pole circuit breaker offers a high 10kA short-circuit current rating at 230V AC and meets UL Type UL 1077 standards. Its compact design and DIN rail mounting style make it easy to integrate into existing systems. With its thermal-magnetic trip type and screw clamp terminal connection, this circuit breaker ensures safe and reliable operation, making it ideal for use in industrial settings, such as manufacturing facilities and power plants.
Top product features:
- Protects against overcurrent and short circuits with thermal and magnetic trip mechanisms
- Has a 1+N pole configuration for flexible circuit protection
- Meets UL Type UL 1077 standards for safety and reliability
Top product applications:
- Industrial
- Circuit Breaker Actuator Toggle
- Terminal Connection Screw Clamp
IEC Supplementary Protector, Amps 1 A, AC Voltage Rating 277V AC, Max. AIR Rating 10kA at 230V AC, Series 5SY4, Curve Type D, DC Voltage Rating 72V DC, Number of Poles 1+N, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style DIN Rail, Meets UL Type UL 1077, Terminal Connection Screw Clamp, Trip Type Thermal Magnetic, Application Industrial, Min. Wire Size 14 AWG, Max. Wire Size 4 AWG, Length 3.62 in, Width 1.57 in, Depth 3.3 in
Additional Information
- Country of Origin: DE
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 30 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 3.62
- Package Width: 1.57
- Package Height: 3.30
- Package Weight: 0.01
Product info last updated on February 2, 2026 2:29pm UTC
Category: Circuit Protection