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LPT40
ELECTRICAL SPECIFICATIONS
Input
Input range 85 - 264 Vac; 120 - 300 Vdc
Frequency 47 - 440 Hz
Inrush current < 18 A peak @ 115 Vac;
< 36 A peak @ 230 Vac, cold start @ 25 °C
Input current 1 A max. (RMS) @ 115 Vac
Efficiency 70% typical at full load (60% for LPT41)
EMI FCC Class B conducted; CISPR 22 Class B conducted
EN55022 Class B conducted; VDE 0878 PT3 Class B conducted
Safety ground leakage current < 0.5 mA @ 50/60 Hz, 264 Vac input
Output
Maximum power 40 W for convection (LPT41, 25 W);
55 W with 30CFM forced air (LPT41, 41 W)
Cross regulation ±2% on output 1; ±5% on outputs 2, 3
Adjustment range -5, +10% minimum
Hold-up time 20 ms @ 40 W load, 115 Vac nominal line
Overload protection Short circuit protection on all outputs. Case overload protected @ 110% to 145% above peak rating
Overvoltage protection 5.7 to 6.7 Vdc on the main outputLPT41: 3.6 to 4.6 Vdc
Remote sense Compensates for 0.5 V lead drop min. Will operate without remote sense connected. Reverse
connection protected.
ENVIRONMENTAL SPECIFICATIONS
Operating temperature 0 °C to 50 °C ambient derate each output at 2.5% per degree from 50 °C to 70 °C, -20 °C start up.
Electromagnetic susceptibility Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3
Humidity Operating; non-condensing 5% to 95%
Vibration Three orthogonal axes, sweep at 1 oct/min, 5 min. dwell at four major resonances 0.75 G peak 5 Hz to 500 Hz,
operational
Storage temperature -40 °C to 85 °C
Temperature coefficient ±.04% per °C
MTBF demonstrated > 550,000 hours at full load and 25 °C ambient conditions