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5ST3031
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5ST3031 |
| Alternative Part Number | 5ST3031 |
| Manufacturer | Siemens |
| Series | 5ST3 |
| Type | Shunt Release |
| Operating Voltage | 24 to 48 V DC |
| Compatibility | Miniature Circuit Breaker 5SL4, 5SY, 5SP, RCBO 5SU1, FI 5SV |
| Number of Modular Width Units | 1 |
| Height | 90 mm |
| Width | 18 mm |
| Depth | 70 mm |
| Net Weight | 90 g |
| Operating Temperature Range | -25 °C to +55 °C during operation |
| Storage Temperature Range | -40 °C to +75 °C |
| Protection Class | IP20 |
| Electrical Endurance | Typically 10,000 operating cycles |
| Connectable Conductor Cross-Section | Minimum 0.5 mm² to Maximum 2.5 mm² |
| Tightening Torque | Maximum 1 N·m with screw-type terminals |
| Approvals | General Product Approval, Declaration of Conformity, Environmental Confirmations, and others |
| Product Extension | Shunt trip |
| Number of NC Contacts | 2 |
The Siemens 5ST3031 is a shunt release accessory designed for seamless integration with miniature circuit breakers, including the 5SL4, 5SY, 5SP series, as well as the RCBO 5SU1 and RCD 5SV units. This shunt release enables remote tripping of the circuit breaker, providing an additional layer of control for electrical systems. It operates effectively within a voltage range of 24 to 48 V DC, ensuring compatibility with a variety of DC control systems.
Crafted with precision, the 5ST3031 boasts a compact and mountable design, occupying only a single width unit in a consumer unit or distribution board, which makes it an ideal choice for space-constrained environments. The product dimensions are 18 x 76 x 90 mm, and it has a net weight of 90 g, ensuring it does not add significant bulk to the setup.
The shunt release is engineered to withstand a substantial number of operating cycles, highlighting its durability and reliability for long-term use. It is also designed to function optimally within a wide range of ambient temperatures, from as low as -25 °C to as high as 55 °C, making it suitable for various operating conditions.
With an emphasis on ease of installation, the 5ST3031 features screw-type terminals that can accommodate conductor cross-sections ranging from 0.5 mm² to 2.5 mm², and it requires a maximum tightening torque of 1 N·m. This ensures a secure and reliable connection for consistent performance.
The Siemens 5ST3031 is a testament to the brand's commitment to providing high-quality, efficient solutions for electrical circuit control and protection. It is a valuable addition to any electrical system requiring remote tripping functionality.
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Frequently Asked Questions
What is the function of this shunt release?
The shunt release is an accessory for miniature circuit breakers that allows for remote tripping of the breaker. When energised with a control voltage, it will trip the circuit breaker to which it is connected, thus interrupting the circuit.
Can this shunt release be mounted on any circuit breaker?
No, it is designed to be compatible with specific Siemens miniature circuit breakers, including the 5SL4, 5SY, 5SP, RCBO 5SU1, and RCD 5SV models. For the 5SU1, a handle coupler 5ST3805-1 is required.
What voltage is required to operate the shunt release?
The shunt release operates within a control voltage range of 24 to 48 V DC.
What are the dimensions of the shunt release?
The shunt release measures 18 mm in width, 76 mm in height, and 90 mm in depth.
What is the protection class of the shunt release?
The protection class for this shunt release is IP20.
What is the typical electrical endurance of the shunt release?
The typical electrical endurance of the shunt release is around 10,000 operating cycles.
What are the ambient temperature limits for operating this shunt release?
The shunt release can operate within an ambient temperature range of -25 °C to 55 °C during operation, and it can be stored in temperatures ranging from -40 °C to 75 °C.
How many contacts does the shunt release have?
The shunt release has 2 normally closed (NC) contacts and no normally open (NO) contacts.
What is the tightening torque for the screw-type terminals?
The maximum tightening torque for the screw-type terminals is 1 N·m.
What is the net weight of the shunt release?
The net weight of the shunt release is approximately 90 grams.
