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The Mean Well USA RQ-85B is an enclosed AC/DC converter with a power rating of 81W. It provides four distinct output voltages: 5V on CH1, 12V on CH2, -5V on CH3, and -12V on CH4. The adjustable output voltage range for CH1 is 2-10A, for CH2 is 0.3-4A, and for CH3/CH4 is 0-1A.
This converter operates with an input voltage range of 88-264VAC or 125-373VDC and a frequency range of 47-63Hz. It boasts an efficiency of 76% to 78% and features universal input capabilities. The unit is designed for chassis mounting, making it suitable for integration into various systems.
Key specifications include a working temperature range of -25°C to +70°C with derating, and a working humidity range of 20% to 90% RH non-condensing. It meets safety standards such as UL60950-1 and TUV EN60950-1, and complies with EN55022 (CISPR22) Class B and EN61000-3-2,-3.
The RQ-85B has a Mean Time Between Failures (MTBF) of 206.8Khrs minimum, calculated per MIL-HDBK-217F at 25°C. Its dimensions are 159.0mm x 97.0mm x 38.0mm.
The RQ-85B has four outputs: 5V on CH1, 12V on CH2, -5V on CH3, and -12V on CH4.
The rated currents are 7A for CH1, 3.1A for CH2, and 0.5A for CH3 and CH4.
The adjustable ranges are 2-10A for CH1, 0.3-4A for CH2, and 0-1A for CH3 and CH4.
The input voltage range is 88-264VAC or 125-373VDC.
The efficiency is 76% for CH1, 78% for CH2, and 77% for CH3.
The working temperature range is -25°C to +70°C, with derating.
It is approved to UL60950-1 and TUV EN60950-1, and complies with EN55022 (CISPR22) Class B and EN61000-3-2,-3.