EMERSON LPT60-M Service Manual
Rev. 06.15.07
LPT60-M Series
1 of 3
Embedded Power for
Business-Critical Continuity
LPT60-M Series
60 Watts
Medical
Special Features
• Medical safety approvals
• Universal input
• 3" x 5" footprint
• Remote sense on main output
• Built-in EMI filter
• Low output ripple
• Adjustable 5V output
• Overvoltage protection
• Overload protection
• 110KHz switching frequency
• LPX60 enclosure kit available
Total Power: 60 - 80 Watts
Input Voltage: 85 - 264 VAC
120 - 300VDC
# of Outputs: Triple
Electrical Specifications
Safety
Input
Input ra nge
85-264VAC
120-300VDC
Frequency 47-440Hz
Inrush current
<18A peak @ 115VAC;
<36A peak @ 230VAC, cold start @ 25°C
Input current
1.5A max. (RMS) @ 115VAC
Efficiency
70% typical at full load
EMI
FCC Class A conducted; CISPR 22 Class A conducted
EN55022 Class A conducted;
VDE 0878 PT3 Class A conducted
Safety ground
leakage current
<75μA max. @ 50/60 Hz, 264VAC input
Output
Maximum Power 60W for convection; 80W with 30CFW forced air
Cross regulation
±2% on output 1; ±5% on outputs 2, 3
Adjustment range
-5, +10% minimum
Hold-up time
20ms @ 60W load, 115VAC 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 output
Remote sense Compensates for 0.5 V lead drop min. Will operate without
remote sense connected. Reverse connection protected.
VDE 0750/EN60601-1 (IEC601)
21310-3336-0015
UL UL2601
E182560
CSA CSA 22.2 No. 601.1
LR109492
CE Mark (LVD)
RoHS
Rev. 06.15.07
LPT60-M Series
2 of 3
Embedded Power for
Business-Critical Continuity
Ordering Information
Model
Number
Output
Voltage
Minimum
Load
Maximum Load
with Convnection
cooling
Maximum Load
with 30CFM
Forced Air
Peak Load1Regulation2Ripple P/P (PARD)
3
LPT62-M +5V
+12V
-12V
0.7A
0.3A
0A
7A
3A
0.7A
8A
3.5A
1A
10A
6A
1.5A
±2%
±5%
±5%
50mV
120mV
120mV
LPT63-M +5V
+15V
-15V
0.7A
0.3A
0A
7A
2.8A
0.7A
8A
3.3A
1A
10A
4A
1.5A
±2%
±5%
±5%
50mV
150mV
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 10μF in parallel with a 0.1μF capacitor at rated line voltage and load ranges.
4. Minimum Loads are required.
Operating temperature: 0° to 50°C ambient derate each output at 2.5% per degree
from 50° to 70°C, -20°C startup
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 0.75G peak 5 Hz to 500 Hz,
operational
Storage temperature: -40° to 85°C
Temperature coefficient: ±.04% per °C
MTBF demonstrated: >550,000 hours at full load and 25°C ambient conditions
Environmental Specifications
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