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The Siemens 5SY4125-5 is a miniature circuit breaker from the 5SY series, designed for supplementary protection. It operates at 400V AC and has a current rating of 25A, with a frequency range of 50/60 Hz. The breaker offers a 5 kA interrupt rating and a trip range of 1.13 to 1.45 A, utilizing a thermal magnetic trip mechanism.
This 1-pole circuit breaker is equipped with a handle actuator and screw connections, compatible with wire gauges from 14 to 4 AWG. It is designed for DIN rail mounting and has an enclosure rating of IP20/IP40. The operating temperature range is -25 to 55 deg C. Its dimensions are 90 mm H x 18 mm W x 76 mm D.
The Siemens 5SY4125-5 meets various standards including UL 1077, CSA C22.2 No. 235, IEC/EN 60898-1, and IEC/EN 60947-2. It is RoHS3 compliant, has an MSL of 1, and is REACH unaffected. The clear conductor connection and double terminal chambers facilitate easy wiring and accommodate different wire cross-sections. It also allows for quick manual removal from the busbar assembly and easy mounting of auxiliary switches.
The Siemens 5SY4125-5 is rated for 400 V AC at 50/60 Hz.
The 5SY4125-5 has a current rating of 25 A.
The interrupting capacity is 5 kA.
The 5SY4125-5 is designed for DIN rail mounting.
The operating temperature range is -25 to 55 deg C.
The screw terminals accept wire sizes from 14 to 4 AWG.
It complies with UL 1077, CSA C22.2 No. 235, IEC/EN 60898-1, and IEC/EN 60947-2.