Circuit Breaker, 5SY4 Series, 0.3A, 4 Pole, 400V AC, 10kA at 400V AC, C Curve MPN:5SY44147
Circuit Breaker, 5SY4 Series, 0.3A, 4 Pole, 400V AC, 10kA at 400V AC, C Curve
Protect your industrial circuits with the reliable Siemens 5SY4 Series Circuit Breaker, a 4-pole, 400V AC device with a 0.3A rating. This IEC Supplementary Protector features a thermal magnetic trip type and meets UL Type UL 1077 standards. Its compact design fits easily on DIN Rail, making it ideal for industrial applications where space is limited. With a maximum short-circuit current rating of 10kA at 400V AC, this circuit breaker provides robust protection against electrical surges and faults. Suitable for use in a variety of industrial settings, including manufacturing and processing facilities, it ensures safe and efficient operation of your electrical systems.
Top product features:
- Provides 0.3A of current protection for 4 pole circuits
- Protects against overloads and short circuits with a 10kA at 400V AC rating
- Features a thermal magnetic trip type for reliable circuit interruption
Top product applications:
- Industrial
- Circuit Breaker Actuator Toggle
- DIN Rail Mounting Style
IEC Supplementary Protector, Amps 0.3 A, AC Voltage Rating 400V AC, Max. AIR Rating 10kA at 400V AC, Series 5SY4, Curve Type C, DC Voltage Rating 72V DC, Number of Poles 4, Phase 3, 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 3.54 in, Width 2.77 in, Depth 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: 3.74
- Package Width: 2.95
- Package Height: 3.26
- Package Weight: 0.10
Product info last updated on April 25, 2026 7:35pm UTC
Category: Circuit Protection