Input Specifications

Operating voltage range 90 to 305 Vac

Frequency Range 47 – 63 Hz

Power factor >90% @ >1A output

Harmonics (THD) <20% @ >1A output

Input current <0.7A @ 277Vac (full load)

Inrush current <40A

Leakage current <3mA @ 230Vac

Conducted emission compliant to EN55022 CISPR22 Class A

Input Protection: 4A input fuse

General Specifications

Switching frequency 120 kHz typ.

Efficiency >90% typ.

Maximum load 100 Watts

Thermal shutdown Tsensor >105°C

Conduction cooling, through the aluminum case and baseplate

Output Specifications

Output Voltage+48 Vdc nominal, ±1 Vdc

Regulation +10% maximum not to exceed 60Vdc in any case from minimum load to maximum load or vice-versa and low to high line or vice-versa.

Current range 0.21 to 2.1 A.

Over current Shutdown 3.3 A (No damage) with automatic restart.

Switching voltage ripple <200mV p-p and noise.

Ripple at 120 Hz 5V p-p.

Output overvoltage <60Vdc.

Input / output isolation 3,000Vac.

Input / case isolation 1,500Vac.

Output/ case isolation 500 Vac.

Full power capability over full range of AC input and baseplate (Tbp) up to 70ºC (Output must be <1.8A when Vac<100Vac and Tbp >60ºC)

Environmental Specifications

Operating ambient temperature range -40°C to +70°C.

Storage temperature range –40C to +85C case.

Operating relative humidity 0 to 95% non-condensing.

Non-operating relative humidity 0 to 95% non-condensing.

Altitude, operating: up to 10,000 ft above sea level.

Mechanical Sine Wave/Vibration: 10-55 Hz, 0.2 G peak, 3 axes without performance degradation.

RoHS6.

Qualifications

Calculated MTBF >200,000 hrs calculated per Mil-HDBK-217 GB at ambient temperature of 45°C

Design lifetime >14 years assuming operating average of 12 hours per day.

Warranty 5 years after shipping date.

Safety approvals: certified to meet UL 60950-1, EN60950-1, and CSA22.2 #950-M90.

Construction

Case and baseplate Aluminum, corrosion-resistant. Use inside IP-rated enclosure for outdoor use. This unit is designed to be attached directly to a metal case that will sink heat out of the enclosure.

Efficiency Curve (click to enlarge view)

Power Factor (Click to enlarge view)