Embedded Power for
Business-Critical Continuity
LPT40-M Series
40 Watts
Total Power:
Input Voltage:
# of Outputs:
40 - 55 Watts
85 - 264 VAC
120 - 300VDC
Triple
Rev. 2.16.09_165
LPT40-M Series
1 of 3
Special Features
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•
•
•
•
•
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•
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Universal input
3” x 5” footprint
Less than 1U high
Remote sense on main output
Built-in EMI filter
Low output ripple
Adjustable 5V output
Overvoltage protection
Overload protection
110 KHz switching frequency
LPX40 enclosure kit available
Electrical Specifications
Input
Input range:
Frequency:
Inrush current:
Input current:
Efficiency:
EMI:
85-264 VAC
120-300 VDC
47-440 Hz
< 18A peak @ 115 VAC;
< 36A peak @ 230 VAC, cold start @ 25 °C
1A max. (RMS) @ 115VAC
70% typical at full load (60% for LPT41)
FCC Class A conducted; CISPR 22 Class A conducted
EN55022 Class A conducted;
VDE 0878 PT3 Class A conducted
< 75 µA @ 50/60 Hz, 264 VAC input
Safety ground
leakage current:
Output
Maximum Power:
40W for convection; 55W with 30CFM forced air
±2% on output 1; ±5% on outputs 2, 3
-5, +10% minimum
20ms @ 40W load, 115 VAC nominal line
Short circuit protection on all outputs. Case overload protected
@ 110% to 145% above peak rating
5.7 to 6.7 VDC on the main output
LPT41: 3.6 to 4.6VDC
Compensates for 0.5 V lead drop min. Will operate without remote
sense connected. Reverse connection protected.
Cross regulation:
Adjustment range:
Hold-up time:
Overload protection:
Overvoltage protection:
Remote sense:
Safety
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VDE
UL
CSA
CE
0750/EN60601-1 (IEC601)
113769
UL2601 E182560
CSA 22.2 No.601.1
LR109492
Mark (LVD)
Embedded Power for
Business-Critical Continuity
Rev. 2.16.09_165
LPT40-M Series
2 of 3
Environmental Specifications
Operating temperature:
Electromagnetic
susceptibility:
Humidity:
Vibration:
Storage temperature:
Temperature coefficient:
MTBF demonstrated:
0° to 50 °C ambient derate each output at 2.5% per degree from 50° to 70 °C, -20 °C start up.
Designed to meet IEC 801, -2, -3, -4, -5, -6, Level 3
Operating; non-condensing 5% to 95%
Three orthogonal axes, sweep at 1 oct/min, 5 min. dwell at four major resonances 0.75G peak 5 Hz to 500
Hz, operational
-40° to 85 °C
±.04% per °C
> 550,000 hours at full load and 25 °C ambient conditions
Ordering Information
Output
Minimum Maximum Load with Maximum Load with
Peak
Ripple P/P
Regulation
2
1
Voltage
Load
Convection cooling
30CFM Forced Air
Load
(PARD)
3
+5V
0.4A
4A
5A
7A
±2%
50mV
LPT42-M
+12V
0.2A
2A
2.5A
4A
±5%
120mV
-12V
0A
0.5A
0.7A
1A
±5%
120mV
+5V
0.4A
4A
5A
7A
±2%
50mV
LPT45-M
+15V
0.2A
2A
2.5A
3A
±5%
150mV
-15V
0A
0.5A
0.7A
1A
±5%
150mV
1. Peak current lasting < 30 seconds with a maximum 10% duty cycle.
2. At 25 °C including initial tolerance, line voltage, load currents and output voltages adjusted to factory settings.
3. Peak-to-peak with 20 MHz bandwidth and 10 µF in parallel with a 0.1 µF capacitor at rated line voltage and load ranges.
4. Minimum Loads are required.
Model Number
Power Derating Curve
55W
30 CFM Forced Air Cooling
40W
30W
Output
Power
(Watts)
20W
Natural
Convection
Cooling
27.5W
20W
10W
0W
0°C 10°C 20°C 30°C 40°C 50°C 60°C 70°C
TA – Ambient Temperature – °C
Embedded Power for
Business-Critical Continuity
Mechanical Drawing
5.00"
(127)
Americas
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: +1 760 930 4600
Facsimile: +1 760 930 0698
Rev. 2.16.09_165
LPT40-M Series
3 of 3
0.22"
(5.6)
M1 GND
4.55"
(115.6)
SK201
_ +
1
2
3
4
5
6
M2
3.00"
(76.2)
2.55"
(64.8)
3
1
Remote Sense
Connector
Voltage
Adj. Pot
Europe (UK)
SK 2
Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: +44 (0) 1384 842 211
Facsimile: +44 (0) 1384 843 355
SK 1
Asia (HK)
N
L
0.15" (4)
DIA (4 places)
1.14"
(29)
14/F, Lu Plaza
2 Wing Yip Street
Kwun Tong, Kowloon
Hong Kong
Telephone: +852 2176 3333
Facsimile: +852 2176 3888
For global contact, visit:
www.PowerConversion.com
techsupport.embeddedpower
@emerson.com
0.12"
(3)
While every precaution has been taken to ensure
accuracy and completeness in this literature, Emerson
Network Power assumes no responsibility, and disclaims
all liability for damages resulting from use of this
information or for any errors or omissions.
Pin Assignments
Connector
SK1-1
SK1-3
SK2-1
SK2- 2
SK2- 3
SK2-4
SK2-5
SK2-6
SK201-1
SK201-2
LPT42-M
Line
Neutral
+12V
+5V
+5V
Common
-12V
+Sense
-Sense
LPT45-M
Line
Neutral
+15V
+5V
+5V
Common
-15V
+Sense
-Sense
Mating Connectors
AC Input: Molex 09-50-8031 (USA)
09-91-0300 (UK)
PINS: 08-58-0111
DC
Molex 09-50-8061 (USA)
Outputs: 09-91-0600 (UK)
PINS: 08-58-0111
Remote Molex 22-01-2025
Sense:
PINS: 08-52-0114
Emerson Network Power Connector Kit #70-841-006,
includes all of the above
1. Specifications subject to change without notice.
2
. All dimensions in inches (mm), tolerance is ±0.02”
(±0.5mm)
3. Mounting holes M1 and M2 should be grounded for
EMI purposes.
4. Mounting hole M1 is safety ground connection.
5. Specifications are for convection rating at factory set-
tings at 115 VAC input, 25 °C unless otherwise stated.
6. Warranty: 2 year
7. Weight: 0.5lbs/0.23kg
Emerson Network Power.
The global leader in enabling
business-critical continuity.
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service marks of Emerson Electric Co.
©2008 Emerson Electric Co.
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