EMERSON LPS50-M Service Manual

Rev. 02.05.07

LPS50-M Series

1of 3

Embedded Power for
Business-Critical Continuity

LPS50-M Series

60 Watts

Special Features

• Medical Safety Approvals

• Universal input

• Less than 1U high

• 2" x 4" footprint

• Remote sense

• Overload and short circuit
protection

• Adjustable Output Voltage

• High efficiency

• High MTBF

• Built in EMI filter
(CISPR 22 Class B)

• LED power good indicator

• Input power <74 watts

• Complies with EN61000-3-2

• UL Class I approved

• UL Class II available,
consult factory

Total Power: 55 - 60 Watts
Input Voltage: 90 - 264 VAC

127 - 300VDC

# of Outputs: Single

Electrical Specifications

Safety

Input

Input range

90 - 264 VAC (wide range)
127 - 300VDC

Frequency 47-440 Hz

Inrush current <60A peak @ 230VAC, cold start @ 25°C

Input power <74 Watts

Efficiency 80% - 85% typical at full load

EMI/RFI

FCC Class B conducted; CISPR22 Class B conducted; EN55022

Class B conducted; VDE0878PT3 Class B conducted.
Safety ground leakage
current

275 uA @ 50/60 Hz, 264 VAC input

Output

Maximum power 60W for convection (LPS52, 55W)

Adjustment range ±20% minimum
Hold-up time

10/20 ms 115/230 VAC Input line
Overload protection

Short circuit protection on all outputs. Case overload protect-

ed @ 110-160% of normal rating
Overvoltage protection

30-50% above nominal output

Remote sense Compensates for 0.5 V lead drop max. Will operate without

remote sense connected. Reverse connection protected.

UL UL 60601-1
CSA CSA-C22.2 No. 601.1-M90
VDE EN60601-1
CE LVD & EMC

RoHS

Embedded Power for
Business-Critical Continuity

Rev. 02.05.07

LPS50-M Series

2of 3

Mechanical Drawing

1.30"

[33.0]

1.72"

[43.8]

3.73"
[94.7]

4.00"

[101.6]

0.16"
[4.0]

2.00"

[50.8]

R22

SK1

TH

1

C1

F2

L1

F1

C

2

C
N
1

C3

C5

L3

DB1

C32

C24

C30

C

1

7

C9

C18

Q6

T1

D4

R1

LED1

D2

T2

R

2

6

C22

SK2

C27

R

3A

R3

Q5

L2

VR1

DIP

T3.15A 2.5A

250VAC

2005

250VAC

T3.15A

+

GRN/

YEL

~~

B

A

HTSK_SEC

C4

2.5A

1

TP1

J

I

J3

F

H

J2

E

G

J1

D

TP2

J4

Mounting Hole
Ø0.16"[4.0] 4 Places

GND

3

1

M1

04272000202X-JA

6

1

VR1

Output Voltage

Adjust Pot

M2

Operating temperature:

0° to 50°C ambient derate each output as 2.5% per degree
from 50° to 70°C. -20°C start up

Storage temperature: -40°C to +85°C
Electromagnetic
susceptibility:

designed to meetEN61000-4;

-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

Environmental Specifications

Rev. 02.05.07

LPS50-M Series

3of 3

Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
©2007 Emerson Electric Co.

Embedded Power for
Business-Critical Continuity

Emerson Network Power.

The global leader in enabling
business-critical continuity.

EmersonNetworkPower. com

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Astec

5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: [phone]
Facsimile: [phone]

Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: [phone]
Facsimile: [phone]

13-15, Shing Wan Road
Tai Wai, Shatin, N. T.
Hong Kong
Telephone: [phone]
Facsimile: [phone]

For global contact, visit:

www.astecpower.com
[e-mail]

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.

Ordering Information

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CCoonnvveeccttiioonn CCoooolliinngg

PPeeaakk LLooaadd RReegguullaattiioonn22

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PP//PP ((PPAARRDD))33

LPS52-M 5V 0A 11A 12A ±2% 50mV

LPS53-M 12V 0A 5A 5.4A ±2% 120mV

LPS54-M 15V 0A 4A 4.4A ±2% 150mV

LPS55-M 24V 0A 2.5A 2.75A ±2% 240mV

LPS58-M 48V 0A 1.25A 1.35A ±2% 480mV

1. Peak current lasting <15 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 (tantalum capacitor) in parallel with a 0.1 μF capacitor at rated
line voltage and load ranges.

4. (T) Indicates Terminal Block option for input and output (instead of Molex type).

Connector LPS52-M LPS53-M LPS54-M LPS55-M LPS58-M

SK1-1 Line Line Line Line Line
SK1-3 Neutral Neutral Neutral Neutral Neutral

SK2-1 +5 V +12 V +15V +24V +48
SK2-2 +5 V +12 V +15V +24V +48
SK2-3 Common Common Common Common Common
SK2-4 Common Common Common Common Common
SK2-5 -Sense -Sense -Sense -Sense -Sense
SK2-6 +Sense +Sense +Sense +Sense +Sense

Mating Connectors (Not required for T models)

AC Input: Molex 09-50-8031 (USA)

09-91-0300 (UK)
PINS: 08-52-0113

DC Outputs: Molex 09-50-8061 (USA)

09-91-0600 (UK)
PINS: 08-52-0113

Astec Connector Kit #70-841-006, includes all of the above

Notes:

1. Specifications subject to change without notice.

2. All dimensions in inches (mm), tolerance is ±.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 settings at 115 VAC

input, 25°C unless otherwise stated.

6. Warranty: 2 year

7. Weight: .41lbs/.18kg

Pin Assignments