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More DocumentsThe Siemens Sinamics G120P is an efficient, reliable, and energy-saving inverter series specially designed for applications in HVAC (Heating, Ventilation, and Air Conditioning), pumping systems, and other industrial processes.
With advanced and flexible features, the G120P not only helps to optimize the performance of the system but also ensures low energy consumption, thereby reducing operating costs. This inverter series is available in IP20 and IP55 protection versions, suitable for various working environments.
Outstanding features and functions of Siemens Sinamics G120P inverter
Technical features and performance
Siemens Sinamics G120P inverter has a wide power range: From 0.75 kW to 90 kW, the G120P inverter is capable of meeting diverse requirements in control and drive systems.
Operating voltage: 380 to 480 V AC (3-phase) with a frequency of 47 to 63 Hz, suitable for standard industrial electrical systems.
Overload capacity:
- Frame sizes A–C can withstand a load of up to 150% for 3 seconds and 110% for 57 seconds.
- Frame sizes D–F can withstand a load of up to 110% for 60 seconds.
Energy saving: ECO mode and other energy optimization functions help save electricity during operation, especially when used with low dynamic loads.
Control features
The Siemens Sinamics G120P inverter offers a variety of control modes, allowing users to multitask for different needs:
- Integrated PID control: Allows adjustments based on variables such as pressure, flow and temperature, helping to optimize the process.
- Multi-zone controller: Capable of controlling multiple independent zones with different sensors, supporting applications that require precise control.
- Hibernation mode: Stops or starts the inverter according to actual needs, helping to save energy when not needed.
- Multi-motor control capability: Customizable for applications that require simultaneous operation of 1 to 4 motors.
Connection and interface
- The Siemens Sinamics G120P inverter is integrated with Fieldbus and supports communication protocols such as Modbus/RTU, BACnetMS/TP, PROFIBUS DP and PROFINET IO, making it easy to connect and integrate the inverter with remote management systems such as BMS (Building Management System).
- User-friendly interface: The IOP-2-BT control panel with a clear, easy-to-use display, along with diagnostic functions and a memory card for storing parameters, makes for quick setup and easy maintenance.
- Compatible with Desigo systems: The Sinamics G120P can connect and integrate with Desigo building management systems from version 4.1 and above.
Durability and safety
- Protection and overload protection: Integrated protection functions such as overcurrent protection, torque monitoring, overvoltage protection and DC braking function.
- Hard-working ability: The inverter can operate stably in environments with temperatures from 0 to 60 °C and altitudes up to 2000 m.
- Short-circuit current capacity: Designed to withstand high-level short-circuit conditions (SCCR) up to 65kA with different protection levels.
- IP protection level: With optional IP20 or IP55, the Siemens Sinamics G120P inverter is dust and water-resistant, suitable for industrial and commercial environments.
Applications of Siemens Sinamics G120P inverter
With outstanding features and characteristics, the Siemens Sinamics G120P inverter is widely used in many fields, especially:
- HVAC system: Control the speed of supply fans and exhaust fans, optimized according to demand to ensure energy efficiency and maintain indoor air quality.
- Pumping system: Used for water pumps and circulation systems, with precise control capabilities to meet the fluctuating needs of pressure and flow.
- Industrial applications: Suitable for industrial processes that require motor control and continuous operation with high reliability.
- Smart buildings and infrastructure: Combined with building management systems, providing remote monitoring and efficient control in office buildings, commercial centres and manufacturing facilities.
Siemens Sinamics G120P inverter is a modern inverter line, that helps businesses improve operating efficiency and save energy. With strong connectivity and advanced control functions, this is the optimal solution for many different systems and applications in industries.
