steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
4 weeks ago
3VA9157-0HA20
Siemens 3VA9157-0HA20 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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We deliver worldwide
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3VA9157-0HA20 is a versatile motor operator designed to enhance the functionality of circuit breakers, specifically the 3VA1 160 series. This accessory is part of the esteemed SENTRON product family, known for its reliability and innovation in electrical protection technology.
Crafted for both AC and DC control voltage systems, the 3VA9157-0HA20 motor operator is compatible with a range of supply voltages, from 110V up to 230V at 50 Hz and 60 Hz for AC, and a rated control supply voltage of 110V for DC applications. This flexibility ensures that the motor operator can be integrated into various electrical setups with ease.
The compact design, with dimensions of 70 mm in height, 76.2 mm in width, and 103 mm in depth, allows for efficient use of space within electrical installations. Despite its small size, it packs a substantial operational capability, with a net weight of 578 g and a rated operational power of 250 V·A.
The 3VA9157-0HA20 is engineered to perform in a wide range of environmental conditions, with an operational temperature range from -25 °C to 70 °C, ensuring consistent performance even in extreme conditions. The mechanical design also allows for a variety of conductor cross-sections to be connected, from a minimum of 1.5 mm² to a maximum of 2.5 mm², providing versatility in wiring options.
This motor operator is not just about robust performance; it also adheres to stringent EMC standards, ensuring that it does not interfere with other electronic equipment. With a typical break and make time of 0.8 seconds and an operating frequency of up to 120 operations per hour, the 3VA9157-0HA20 is built for both speed and endurance.
The Siemens 3VA9157-0HA20 motor operator is a testament to Siemens' commitment to quality, offering a reliable and efficient solution for automating circuit breaker operations in commercial and industrial electrical systems.
Crafted for both AC and DC control voltage systems, the 3VA9157-0HA20 motor operator is compatible with a range of supply voltages, from 110V up to 230V at 50 Hz and 60 Hz for AC, and a rated control supply voltage of 110V for DC applications. This flexibility ensures that the motor operator can be integrated into various electrical setups with ease.
The compact design, with dimensions of 70 mm in height, 76.2 mm in width, and 103 mm in depth, allows for efficient use of space within electrical installations. Despite its small size, it packs a substantial operational capability, with a net weight of 578 g and a rated operational power of 250 V·A.
The 3VA9157-0HA20 is engineered to perform in a wide range of environmental conditions, with an operational temperature range from -25 °C to 70 °C, ensuring consistent performance even in extreme conditions. The mechanical design also allows for a variety of conductor cross-sections to be connected, from a minimum of 1.5 mm² to a maximum of 2.5 mm², providing versatility in wiring options.
This motor operator is not just about robust performance; it also adheres to stringent EMC standards, ensuring that it does not interfere with other electronic equipment. With a typical break and make time of 0.8 seconds and an operating frequency of up to 120 operations per hour, the 3VA9157-0HA20 is built for both speed and endurance.
The Siemens 3VA9157-0HA20 motor operator is a testament to Siemens' commitment to quality, offering a reliable and efficient solution for automating circuit breaker operations in commercial and industrial electrical systems.
| Specification | Description |
|---|---|
| Part Number | 3VA9157-0HA20 |
| Alternative Part Number | 3VA91570HA20 |
| Part Manufacturer | Siemens |
| Product Brand Name | SENTRON |
| Product Designation | Accessories |
| Product Version | Motorized Operating Mechanism (MO) |
| Rated Control Supply Voltage Us with DC | 110 V |
| Height | 70 mm |
| Width | 76.2 mm |
| Depth | 103 mm |
| Net Weight | 578 g |
| Connectable Conductor Cross-section / Solid / Minimum | 1.5 mm² |
| Connectable Conductor Cross-section / Solid / Maximum | 2.5 mm² |
| Connectable Conductor Cross-section / Finely Stranded / With Core End Processing / Minimum | 1.5 mm² |
| Connectable Conductor Cross-section / Finely Stranded / With Core End Processing / Maximum | 2.5 mm² |
| Operating Frequency / Maximum | 1/h 120 |
| Break Time / Typical | 0.8 s |
| Make Time / Typical | 0.8 s |
| Product Function / Bus Communication | No |
| Ambient Temperature / During Operation / Minimum | -25 °C |
| Ambient Temperature / During Operation / Maximum | 70 °C |
What type of accessory is this and what is its primary use?
This is a motorized operating mechanism accessory, primarily used for remote operation of circuit breakers, enabling automated control within electrical distribution systems.
Can this accessory be used with any circuit breaker?
No, it is specifically designed for compatibility with the 3VA1 160 series of circuit breakers.
What are the voltage specifications for this motorized operating mechanism?
The motorized operating mechanism operates at a control supply voltage of 110-230V AC or 110-250V DC.
What are the dimensions and weight of this accessory?
The accessory has a height of 70 mm, a width of 76.2 mm, a depth of 103 mm, and a net weight of 578 g.
Is there a bus communication function available with this accessory?
No, this motorized operating mechanism does not have a bus communication function.
What is the typical break time and operating frequency of this device?
The typical break time is 0.8 seconds, and the maximum operating frequency is 120 operations per hour.
What is the range of ambient operating temperatures for this accessory?
The accessory can operate within an ambient temperature range of -25°C to 70°C.
What is the connectable conductor cross-section for this accessory?
The connectable conductor cross-section ranges from 1.5 mm² to 2.5 mm², both for solid and finely stranded conductors with core end processing.
Are there any certifications or approvals associated with this accessory?
Yes, the accessory comes with general product approvals and EMC declarations of conformity, as well as type test certificates.
How can I find more detailed technical information about this accessory?
For more detailed technical information, you can refer to the manufacturer's service and support documentation, which provides comprehensive details on the accessory's specifications and usage.
- Automation of circuit breaker operations in industrial power distribution systems
- Remote control of switchgear in electrical substations
- Integration into building management systems for centralized control
- Motorized operation of circuit breakers in control panels for machinery
- Retrofitting existing electrical installations with automated switching capabilities
- Use in energy management systems to enhance power efficiency and reliability
- Implementation in safety systems for emergency power cutoff
- Automation in renewable energy installations such as solar or wind farms for protective switching
- Facilitating scheduled maintenance operations through remote tripping of circuit breakers
- Enhancing operational convenience in hard-to-reach or hazardous areas through motorized control mechanisms
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
2 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
2 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
2 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
3 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
4 months ago
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