LPT81

Manufacturer Part NumberLPT81
DescriptionPWR SUPPLY TRPL 3.3/5/12V 55W
ManufacturerEmerson Network Power
SeriesLPT80
LPT81 datasheet
 


Specifications of LPT81

Voltage - Output3.3V, 5V, 12VNumber Of Outputs3
Power (watts)80WApplicationsCommercial
Power Supply TypeSwitching (Open Frame)Voltage - Input85 ~ 264VAC
Mounting TypeChassis Mount1st Output3.3 VDC @ 8A
2nd Output5 VDC @ 4A3rd Output12 VDC @ 700mA
Size / Dimension5" L x 3" W x 1.29" H (127mm x 76.2mm x 32.8mm)Power (watts) - Rated80W
Operating Temperature0°C ~ 50°CEfficiency75%
ApprovalsAUSTEL, CB, CE, CSA, NEMKO, UL, VDELine Regulation±2%, ±5%
Load Regulation±2%, ±5%Output Power Rating26 W
Input Voltage85 VAC to 264 VACOutput Voltage (channel 1)3.3 V
Output Current (channel 1)8 AOutput Voltage (channel 2)+ 5 V
Output Current (channel 2)4 AOutput Voltage (channel 3)+ 12 V
Output Current (channel 3)0.7 AMounting StyleChassis
Dimensions5 in L x 3 in W x 1.29 in HLead Free Status / RoHS StatusLead free / RoHS Compliant
4th Output-Other names454-1166
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LPT80 Series
80 Watts
Total Power:
55 - 85 Watts
Input Voltage:
85 - 264 Vac
120 - 370 Vdc
# of Outputs:
Triple
Special Features
• Power Factor Correction
• EN61000-3-2 compliant
• Universal input
• 3” x 5” footprint
• Remote sense on outputs 1
(& 2 for LPT81)
• Power fail and remote inhibit
• Wide range adjustable on
outputs 1 (& 2 for LPT81)
• Built-in Class B EMI filter
• Overvoltage protection
• Overload protection
Safety
VDE
60950
UL
60950
CSA
60950
NEMKO 60950
AUSTEL
60950
Certificate & report
CB
CE
Mark LVD
Electrical Specifications
Input
Input range:
85 - 264 Vac; 120 - 300 Vdc
Frequency:
47 - 440 Hz
< 18 A peak @ 115 Vac;
Inrush current:
< 36 A peak @ 230 Vac,
cold start @ 25 °C
Input current:
1.5 A max. (RMS) @ 115 Vac
Efficiency:
75% typical at full load
EMI filter:
FCC Class B conducted
CISPR 22 Class B conducted
EN55022 Class B conducted
VDE 0878 PT3 Class B conducted
< 1 mA @ 50/60 Hz, 264 Vac input
Safety ground
leakage current:
Output
Maximum power:
60 W for convection (LPT81, 55 W);
85 W with 30 CFM forced air
Adjustment range:
3.3 V - 5.5 V on outputs one
(and two 1.8 V - 3.5 V for LPT81)
Hold-up time:
20 ms @ 85 W load, 115 Vac nominal line
Overload protection:
Short circuit protection on all outputs.
Case overload protected @ 145% above peak rating
Overvoltage protection: Tracks outputs 1( & 2 for LPT81): 20% to 35% above output setting
Embedded Power for
Business-Critical Continuity
Rev. 2.20.09_161
LPT80 Series
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LPT81 Summary of contents

  • Page 1

    ... Safety ground leakage current: Output Maximum power for convection (LPT81 with 30 CFM forced air Adjustment range outputs one (and two 1 3.5 V for LPT81) Hold-up time load, 115 Vac nominal line Overload protection: Short circuit protection on all outputs. Case overload protected @ 145% above peak rating Overvoltage protection: Tracks outputs 1( & 2 for LPT81): 20% to 35% above output setting Embedded Power for Business-Critical Continuity Rev. 2.20.09_161 LPT80 Series ...

  • Page 2

    ... 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 500 Hz, operational MTBF demonstrated: > 550,000 hours at full load and 25 °C ambient conditions Ordering Information Model Minimum Output Voltage Number Load LPT81 +3.3 V (1.8 - 3 (3.3 - 5.5 V) 0 LPT82 +5 V (3.3 - 5.5 V) 0.7 A +12 V 0.3 A -12 V ...

  • Page 3

    ... Mechanical Drawing 0.23 (5.8) 3.00 (76.2) 2.55" (64.8) 0.22 (5.6) Pin Assignments Connector LPT81 LPT82/83 SK1 Pin1 Neutral Neutral Pin3 Line Line SK2 Pin1 V1 (3.3V Pin2 V1 (3.3V Pin3 Common Common Pin4 Common Common Pin5 Common Common Pin6 V2 (5V) V2 (12/15V) Pin7 V2 (5V) V2 (12/15V) Pin8 ...