195N1055
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MPN: VLT2822PT4B20STR1DBF10A00C0
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The 195N1055 drive offers a maximum rated current of 16 A, operates within a voltage range of 200-480 V, and features IP20 enclosure protection. Part of the VLT 2800 Low Voltage Drives by Danfoss, it supports vertical mounting only and has compact dimensions of 200 x 90 x 152 mm.
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Product Description:
The drive 195N1055 is designed and manufactured by Danfoss . It refers to product VLT2822PT4B20STR1DBF10A00C0. The drive ensures reliable performance with compact design and efficient operation. It belongs to the series of Danfoss VLT 2800 Low Voltage Drive.
At maximum load, the 195N1055 drive achieves 96% efficiency with a power loss of only 110 W. It has a 5.2 A output current and a maximum overload capacity of 8.3 A for 60 seconds. The output power at 400 volts is 3.6 kVA with a typical shaft output of 2.2 kW or 3 horsepower. The input current is 4.7 A, with a maximum input of 7.5 A for 60 seconds. Frequency resolution is 0.013 Hz, ensuring exact control. The open loop speed range is 1:15, with a precision of ±23 rpm. The closed loop range is 1:120, with a precision of ±7.5 rpm. The default switching frequency is set at 4.5 kHz. Relay outputs 1, 2, and 3 provide status and alarms. Relay rates allow for 240 VAC 2 A with a minimum load of 24 VDC 10 mA or 24 VAC 100 mA. Installation allows for screened motor cables of up to 40 m and unscreened motor cables of up to 75 m, with motor coils used to extend the length. The minimum requirement for ground cable is 10 mm². The enclosure is IP20, with NEMA 1 optional.
The 195N1055 operates reliably from 0 to 45 °C ambient. In regular mode, the device functions at frequencies ranging from 0.2 to 132 Hz, while in extended mode it may operate at frequencies up to 1000 Hz. The storage temperature range is -25 to +70 °C. Vibration resistance is 0.7 g, and altitude rating is 1000 meters. Ground fault protection ensures further security. The drive meets EN 50081-2, EN 61800-3, and EN 55011 emission standards. The Danfoss drive is a dependable drive solution with compact 3.7 kg weight.
Frequently Asked Questions about 195N1055:
Q: How does the 96 % efficiency in product code 195N1055 benefit operation?
A: High efficiency reduces energy consumption and minimizes heat generation. This improves performance stability and lowers long-term operating costs.
Q: Why is the overload current of 8.3 A important in this drive?
A: It provides short-term current boost for handling demanding motor starts. This ensures smooth startup without tripping under heavy load conditions.
Q: How does the frequency resolution of 0.013 Hz help control accuracy?
A: It allows fine adjustment of motor speed for precise applications. This results in improved process control and reduced mechanical stress.
Q: Why does product code 195N1055 use RS-485 communication terminals?
A: The RS-485 ensures reliable data transmission over long cable distances. It enables integration with automation systems for remote monitoring and control.
Q: How does the heatsink trip at 100 °C protect product code 195N1055?
A: The thermal cutout prevents internal overheating and equipment damage. Automatic reset below 70 °C ensures safe recovery after shutdown.
