| Specification |
Description |
| Part Number |
3RV2042-4MA10 |
| Manufacturer |
Siemens |
| Product Type |
Circuit Breaker |
| Product Family |
SIRIUS |
| Design |
For motor protection |
| Circuit Breaker Size |
S3 |
| Current Range |
80...100 A |
| Short-Circuit Trip Current |
1300 A |
| Switching Capacity |
100 kA |
| Number of Poles |
3 |
| Operating Voltage |
Up to 690 V |
| Operating Frequency |
50...60 Hz |
| Mounting Type |
Screw and snap-on mounting onto 35 mm DIN rail |
| Protection Class (Front) |
IP20 |
| Shock Resistance |
25g / 11 ms Sinus |
| Mechanical Service Life |
25,000 switching cycles |
| Electrical Endurance |
25,000 switching cycles |
| Ambient Temperature Range |
-20 to +60 °C |
| Installation Altitude |
Up to 2,000 m above sea level |
| Approvals and Certificates |
ATEX, UL/CSA |
| Additional Features |
Phase failure detection, thermal overload release, magnetic short-circuit trip |
| Connectable Conductor Cross-Sections |
Solid: 2x (2.5 ... 16 mm²), Stranded: 2x (2.5 ... 50 mm²), Finely stranded with core end processing: 2x (2.5 ... 35 mm²) |
| Tightening Torque |
4.5 ... 6 N·m for main contacts |
The Siemens 3RV2042-4MA10 is a robust circuit breaker designed for motor protection applications. It features a compact S3 size and offers a current range of 80 to 100 A, making it suitable for various industrial settings. With a high switching capacity of 100 kA, it ensures reliable performance under demanding conditions. The breaker is equipped with thermal overload and magnetic short-circuit trip mechanisms, providing comprehensive protection for motors. Its durable construction supports a mechanical service life of up to 25,000 cycles, ensuring long-term reliability. The device is easy to install with screw and snap-on mounting options, and it meets international standards with ATEX and UL/CSA certifications.
The Siemens 3RV2042-4MA10 is a robust and reliable circuit breaker designed specifically for motor protection. This size S3 circuit breaker is part of the SIRIUS series and offers a current range of 80 to 100 A, making it suitable for a variety of industrial applications. It features a thermal overload release and a magnetic short-circuit trip, ensuring comprehensive protection for your motors.
With a rated operational voltage of up to 690 V and a high switching capacity of 100 kA, the 3RV2042-4MA10 is built to handle demanding electrical environments. The device is equipped with screw-type terminals for secure and straightforward connections, and it supports both solid and stranded conductors. The circuit breaker also includes phase failure detection and is designed to operate efficiently within a temperature range of -20 to +60 °C.
The Siemens 3RV2042-4MA10 is engineered for durability, boasting a mechanical service life of up to 25,000 switching cycles. It is suitable for use in networks with a grounded star point and offers an IP20 protection class on the front, ensuring reliable performance in various installation conditions. This circuit breaker is an excellent choice for safeguarding your motors and ensuring the smooth operation of your industrial systems.
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4 min read
December 13, 2024
