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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RV1928-1H |
| Alternative Part Number | 3RV19281H |
| Manufacturer | Siemens |
| Category | Inverter Drives |
| Description | Terminal block type E with enhanced air and creepage distance, suitable for combination motor controllers type E to UL508, for circuit-breaker size S0. |
| Protection Class IP | IP20 |
| Insulation Voltage | Rated at 690V with degree of pollution 3 |
| Ambient Temperature Range | Operating: -20°C to +60°C, Storage: -50°C to +80°C |
| Current-Carrying Capacity | Maximum 40A |
| Width | 44.8 mm |
| Height | 38.9 mm |
| Depth | 73.6 mm |
| Acceptability for Application | Makes the assembly of self-protected combination motor controllers (type E) according to UL 508 possible |
| Electrical Connection | Screw-type terminals |
| Conductor Cross-Section | Solid: 2x (1 ... 10 mm²), Stranded: 2x (2.5 ... 16 mm²), 1x (1.5 ... 25 mm²), Finely stranded with conductor end processing: 1x (1 ... 16 mm²), 2x (1 ... 10 mm²) |
| Certificates/Approvals | CE, UL, CSA, CCC |
The Siemens 3RV1928-1H is a meticulously engineered terminal block designed to facilitate enhanced air and creepage distances. This component is specifically tailored for use with combination motor controllers Type E according to UL508 standards and is compatible with circuit-breakers of size S0. Its robust construction ensures reliable connections in industrial settings, while its IP20 protection class on the front provides a degree of protection against solid objects.
With an insulation voltage rated at 690V in environments with a pollution degree of 3, and an ambient operating temperature range of -20°C to +60°C, the 3RV1928-1H is built to withstand challenging conditions. The terminal block can handle a maximum current-carrying capacity of 40A, making it suitable for a variety of applications.
The terminal block's dimensions are compact, with a width of 44.8mm, a height of 38.9mm, and a depth of 73.6mm, allowing for efficient use of space within electrical assemblies. It is designed for straightforward installation and mounting, ensuring ease of use for technicians and engineers.
Connection-wise, the 3RV1928-1H is equipped with screw-type terminals and can accommodate a range of conductor cross-sections, both solid and stranded, ensuring versatility for different wiring requirements. The product is also certified with CE, UL, CSA, and CCC approvals, affirming its compliance with international standards and its suitability for global markets.
The Siemens 3RV1928-1H terminal block is an essential component for professionals seeking a reliable and high-quality solution for their motor control assemblies. Its robust design and technical specifications make it a valuable addition to any industrial control system.
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Frequently Asked Questions
What is the purpose of the Siemens 3RV1928-1H terminal block?
The Siemens 3RV1928-1H terminal block is designed to provide enhanced air and creepage distance for combination motor controllers Type E according to UL508. It is used with circuit-breakers of size S0 and facilitates the assembly of self-protected combination motor controllers.
Can the 3RV1928-1H terminal block be used with 3RV1915 bus bars?
No, the 3RV1928-1H terminal block cannot be used with 3RV1915 bus bars as per the design specifications.
What is the insulation voltage rating for this terminal block?
The insulation voltage rating for the Siemens 3RV1928-1H terminal block is 690V with a degree of pollution 3.
What are the ambient temperature limits for operating the terminal block?
The terminal block can operate within an ambient temperature range of -20°C to +60°C during operation, and it can be stored in temperatures ranging from -50°C to +80°C.
What is the maximum current-carrying capacity of the 3RV1928-1H?
The maximum current-carrying capacity of the terminal block is 40A.
What are the dimensions of the terminal block?
The dimensions of the terminal block are 44.8mm in width, 38.9mm in height, and 73.6mm in depth.
What type of electrical connections can be made with the 3RV1928-1H?
The terminal block allows for screw-type terminal connections and can accommodate various conductor cross-sections for main contacts, including solid, stranded, and finely stranded conductors with or without conductor end processing.
Does the terminal block have any certifications?
Yes, the terminal block is certified with CE, UL, CSA, and CCC approvals, ensuring compliance with international standards.
Is the 3RV1928-1H suitable for use in constructing self-protected combination motor controllers according to UL 508?
Yes, the terminal block is suitable for use in constructing self-protected combination motor controllers according to UL 508.
What is the protection class IP rating of the terminal block?
The protection class IP rating of the terminal block is IP20 on the front.
