The PFA1 is a pulse width modulated ac to dc off-line converter that provides regulated 7.5 Vdc power up to 1.34 amperes.The output voltage is adjustable ± 1 volt by an internal trim pot and factory set to 7.5 Vdc at 1.34 amperes.The PFA1 output is isolated from H.V. input.
The PFA1 output is current limited.
Specifications:
Input Voltage:
115 Vac, 47 Hz to 440 Hz
Normal:
105 Vac to 125 Vac
Abnormal:
95 Vac to 130 Vac
Input Current:
0.23 Amps typical at 115 Vac & at FL
Output Voltage:
7.5 Vdc regulated (Factory set)
Output Current:
1.34 Amps continuous
1.50 Amps intermittent
Regulation:
3% for load, 1% for line and 3% for temperature
Isolation:
DC output is isolated from input and AC input is isolated from chassis GND.
Ripple/Spike:
71 Vrms maximum
Overload(OL):
Deliver 110% output power for 2 hours
Protection(OL):
Withstands without damage or degradation load exceeding 110% to an output short circuit. Unit delivers rated output power upon removal of the overload condition
Protection(SC):
Under a output short circuit condition, the input and output currents pump and the currents are limited to safe values.
