POWER

LPT50 Series

55 Watts

Total Power: 47 - 55 Watts

Input Voltage: 90 - 264 Vac

127 - 300 Vdc

# of Outputs: Triple

SPECIAL FEATURES

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Universal input

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2” x 4” footprint

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Less than 1U high

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Overpower and short circuit protection

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High efficiency

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High MTBF

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Built in EMI filter (CISPR 22 Class B)

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LED power good indicator

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Input power < 74 watts

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Complies with EN61000-3-2

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85 kHz switching frequency

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UL Class I approved

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LPX50 enclosure kit available

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RoHS compliant

SAFETY

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UL:

UL 60950-1

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CSA:

CSA-C22.2 No. 60950-1

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TUV:

EN60950-1

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CB:

Certificate and report

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CE:

LVD & EMC

Electrical Specifications

Input

Input range

90 - 264 Vac (wide range) 127-300 Vdc

Frequency

47 - 440 Hz

Inrush current

< 60 A peak @ 230 Vac, cold start @ 25 °C

Efficiency

80% typical at full load

EMI/RFI

FCC Class B conducted; CISPR 22 Class B conducted;

EN55022 Class B conducted

Safety ground leakage current

0.5 mA @ 50/60 Hz; 264 Vac input

Output

Maximum power

55 W for convection (LPT51, 47.4 W)

Hold-up time

10/ 20 ms 115/230 Vac input line

Overpower protection

Short circuit protection on all outputs.

Case overpower protected @ 110-160% of normal rating

Overvoltage protection

30-50% above nominal output

Data Sheet

Environmental Specifications

Operating temperature

0 °C to 50 °C ambient. Derate each output as 2.5% per degree

from 50 °C to 70 °C. -20 °C startup

Storage temperature

-40 °C to +85 °C

Electromagnetic susceptibility

Designed to meet EN61000-4; -2, -3, -4, -5, -6, -8, -11 Level 3

Humidity

Operating; non-condensing 10% to 95% RH

Vibration

IEC68-2-6 to the levels of IEC721-3-2

MTBF demonstrated

> 550,000 hours at full load and 25 °C ambient conditions