Siemens SINVERT 350 manual Possible, Remedial

Models: 350 SINVERT 350

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Alarm and fault messages

4.2 Alarm and fault messages

Table 4-22 Fault 94

(Alarm) Profibus system has failed

 

Condition

The S7 has detected serious errors on the Profibus

 

Causes

Equalizing current on the Profibus cable shield

 

 

The Profibus cable shield is not properly connected

 

 

Terminating resistors are not correctly set

 

 

No power supply available at the beginning or end of the

 

 

Profibus line

 

 

External conducted interference

 

 

Defect on Profibus node(s)

 

Possible

Provide equipotential bonding between individual

 

remedial

inverters

 

measures

 

 

Connect the cable shields correctly

 

 

 

 

Change the Profibus cabling

 

 

Replace the defective printed circuit boards

Table 4-23 Fault 95

(Alarm) Grid voltage outside tolerance

 

Condition

The CU has detected that the measured grid frequency

 

 

is outside the set tolerance limits

 

Causes

Incorrect phase sequence

 

 

Fluctuations of the line frequency

 

Measures

Connect up the cables correctly (change the phases,

 

 

phase sequence must be clockwise)

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Siemens SINVERT 350 manual Possible, Remedial

350, SINVERT 350 specifications

The Siemens SINVERT 350 series is a high-performance, lightweight inverter system designed to optimize energy conversion in solar power applications. With a power rating of up to 350 kW, this inverter model is tailored for large-scale photovoltaic installations and commercial applications. Its key features and technological innovations make it a valuable addition to any renewable energy project.

One of the main features of the SINVERT 350 is its advanced grid management capability. The inverter is equipped with sophisticated monitoring systems that ensure compliance with various grid connection standards, enhancing stability and reliability for the operator. This ensures seamless integration with existing power grids while optimizing energy yield. Additionally, it supports various grid support functionalities, helping maintain grid stability during high-demand periods.

Another notable characteristic is its modular design. The SINVERT 350 allows for easy integration with other units, scaling effectively to meet the power needs of larger installations. This modularity not only enhances flexibility but also simplifies maintenance and reduces operational costs over time. Each unit can be easily accessed, which minimizes downtime during servicing.

The SINVERT 350 also features advanced cooling technology. With its robust thermal management system, the inverter operates efficiently even under high temperatures, ensuring longevity and reliability. The design minimizes losses due to heat, effectively enhancing the overall energy conversion efficiency.

In terms of safety, the SINVERT 350 is built with integrated protection mechanisms, including over-voltage and short-circuit protections. These safety features safeguard both the inverter and the connected photovoltaic modules, ensuring a secure operating environment.

Another highlight is the inverter’s compatibility with the Siemens Smart Grid solutions. This integration means users can access comprehensive monitoring and analytics tools, enabling real-time performance tracking and optimization of energy output. With built-in web-based connectivity, operators can manage the system remotely, gaining insights and facilitating proactive maintenance.

In conclusion, the Siemens SINVERT 350 series combines robust performance, innovative technologies, and reliable safety features to create a compelling choice for large-scale solar energy projects. Its advanced design ensures operational efficiency and adaptability, thereby enhancing the overall viability of solar energy as a sustainable power source.