Alpha Technologies FlexNet ELPM 300-48D - Manual (Page 17)

17 010-322-C0-003, Rev C
2.0 Specifications
2.1 ELPM300-48D DC Power Supply
Mechanical
Housing Sheet metal enclosure
Mounting Wall mounting brackets included
Rack-mounting via optional 19-inch EIA brackets
Material Aluminum
Finish Painted black
Cooling Natural convection
Acoustic Noise, Line Mode 50dBa at 1m (maximum)
Acoustic Noise, Batt Mode 50dBa at 1m (maximum)
Electrical — AC Input
Voltage, Minimum 85/170 factory setting
Voltage, Maximum 132/264 selectable via slide switch
Frequency 50/60Hz
Frequency Tolerance ± 10%
Source Impedance <5% FL equivalent impedance
Input Current Limit 7A
Minimum Power Factor 60%
Harmonic Input Current Class A per CE 1000-2-3 (230Vac 50Hz)
Maximum Surge Current 50A peak
Protection Fuse, MOV
Line Leakage 2.5mA max at 264Vac 50Hz
Surge/Transient protection IEEE Std C62.41-1991 level C
Power Cord 3’ NEMA 515 120VAC plug
Electrical Output — 48Vdc
Power Capability 320W, continuous
Voltage 40 to 62Vdc (For some models, max output voltage is 56Vdc*)
Number of Outputs 1
Startup Overshoot Range 120% of nominal, 0.5 sec. max.
Frequency DC
Transient Reasponse Not to exceed 1s
Ripple Voltage, Maximum 500mV RMS
Maximum Efficiency 85% within normal operating range
Output Grounding Floating, SELV
Short Circuit Protection Electronic
Overload Protection Integral
Active Load Sharing None
*Models 010-322-22-XXX and 010-322-23-XXX