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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1031-4AA10 |
| Alternative Part Number | 3RV10314AA10 |
| Manufacturer | Siemens |
| Poles | 3 Poles |
| Rated Current | 16 A |
| Rated Voltage | 690 V ac |
| Breaking Capacity | 50 kA @ 400 V ac |
| Tripping Characteristic | Thermo Magnetic |
| Trip Class | Class 10 |
| Dimensions | 55 x 149 x 140 mm |
| Type of Connection | Screw-type terminals with box terminals for main circuit; Screw-type terminals for auxiliary |
| Conductor Cross-section Range | Solid: 2x (0.75 ... 16 mm²), Stranded: 2x (0.75 ... 25 mm²), 1x (0.75 … 35 mm²) |
| Operating Temperature Range | -20 … +70 °C |
| Insulation Voltage | Rated at 690 V |
| Impulse Withstand Voltage | 6,000 V |
| Protection Class | IP20 (front side) |
| Mechanical Life | 50,000 operating cycles for main contacts |
| Commodity Code | 853620 |
| Application | Motor Protection |
The Siemens 3RV1031-4AA10 is a robust motor protection circuit breaker designed to safeguard motors in industrial applications. This three-pole device is engineered to handle a rated current of 16 A and an operational voltage up to 690 V ac, ensuring compatibility with a wide range of motor sizes and specifications. Its thermo-magnetic operation provides reliable protection against both thermal overload and short-circuit conditions, with a high short-circuit breaking capacity of 50 kA at 400 V ac.
Crafted for precision and durability, the 3RV1031-4AA10 features a compact design with dimensions of 55 x 149 x 140 mm, allowing for efficient use of space inside electrical cabinets. The circuit breaker is equipped with screw-type terminals with box terminals for the main current circuit, ensuring a secure and maintenance-friendly connection.
This circuit breaker is classified under Class 10, which means it offers a quick response to prevent motor damage due to overload conditions. The device is also designed for easy installation and can be mounted on a DIN rail, providing flexibility in various mounting scenarios.
The Siemens 3RV1031-4AA10 is a reliable choice for motor protection, offering both performance and peace of mind in safeguarding valuable motor-driven equipment in commercial and industrial settings.
Commonly Asked Questions
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Frequently Asked Questions
What is the function of this motor protection circuit breaker?
This motor protection circuit breaker is designed to protect motors from overloads, short circuits, and phase failures. It provides reliable protection to ensure the motor operates within safe electrical limits.
Can this circuit breaker be used in hazardous locations?
Yes, the circuit breaker is suitable for use in hazardous locations, ensuring compliance with safety standards for such environments.
What is the rated operational voltage of this circuit breaker?
The rated operational voltage of the circuit breaker is 690 V ac, making it suitable for a wide range of industrial applications.
What is the short-circuit breaking capacity of this device?
The device has a short-circuit breaking capacity of 50 kA at 400 V ac, providing robust protection against high fault currents.
What are the tripping characteristics of this circuit breaker?
The circuit breaker features thermo-magnetic tripping characteristics, which ensure both thermal protection for overloads and magnetic protection for short-circuit conditions.
What is the significance of the Class 10 trip class for this breaker?
Class 10 trip class indicates that the breaker will trip within 10 seconds under conditions of overload at 600% of its rated current, providing prompt protection against excessive currents.
What are the dimensions of this circuit breaker?
The dimensions of the circuit breaker are 55 x 149 x 140 mm, which should be considered when planning for installation space.
Is it possible to mount this circuit breaker side-by-side with others?
Yes, this circuit breaker can be mounted side-by-side with others without requiring additional spacing, allowing for efficient use of panel space.
What type of terminals does this circuit breaker have for electrical connections?
The circuit breaker is equipped with screw-type terminals with box terminals for the main current circuit, ensuring secure and reliable connections.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the circuit breaker is typically 50,000 operating cycles for the main contacts, indicating its durability and longevity.
Part conditions explained
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