Mining Flameproof and Intrinsically Safe DC Regulated Power Supply

Mining Flameproof and Intrinsically Safe DC Regulated Power Supply

Environmental & Operating Conditions:

• Ambient Temperature: $0^\circ\text{C}$ to $+40^\circ\text{C}$

• Average Relative Humidity: Less than or equal to 95% (measured at $+25^\circ\text{C}$)

• Atmospheric Pressure: 80 kPa to 106 kPa

Power Input & Output Specifications:

• Input Power Supply: Rated voltage ranges from AC 127V to AC 660V (with an allowable fluctuation of 75% to 110%)

• Input Apparent Power: Less than or equal to $100\text{VA}$

• Rated Output Voltage: DC 12V, DC 18V, and DC 24V

• Rated Output Current: 1.7A, 1A, and 0.7A

• Open-circuit Voltage: Less than or equal to $25.6\text{V}$

• Peak-to-Peak Ripple and Noise: Less than or equal to $250\text{mV}$ (covering periodical and random deviation)

Protection & Performance Indicators:

• Overcurrent Protection: Less than or equal to $2000\text{mA}$

• Source Regulation: Less than or equal to $5.0\%$

• Load Regulation: Less than or equal to $5.0\%$

• Output Voltage Deviation: Less than or equal to $5\%$

• Short-circuit Current: Less than or equal to $20\text{mA}$