NFS40-7912J Emerson Network Power, NFS40-7912J Datasheet - Page 4

• Manufacturer Part Number: NFS40-7912J
• Description: Linear & Switching Power Supplies 40W 12V 3.3A OUT
• Manufacturer: Emerson Network Power
• Type: Open Framer

Specifications of NFS40-7912J

• Product: Switching
• Commercial/medical: Medical
• Number Of Outputs: 1
• Output Voltage (channel 1): 12 V
• Output Current (channel 1): 3.3 A
• Output Current (max): 3.3A
• Input Voltage: 85 to 264V
• Output Voltage: 12V
• Output Power (max): 40W
• Input Frequency: 47 to 440Hz
• Efficiency: 70%
• Screening Level: Commercial
• Product Length (mm): 127mm
• Product Height (mm): 30.48mm
• Product Depth (mm): 76.2mm
• Operating Temperature Min Deg. C: 0C
• Operating Temperature Max Deg. C: 70C
• Mounting Style: Screw
• Pin Count: 9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Mechanical Drawing
Mechanical Notes
A In order to meet safety requirements, a non-metallic stand-off is mandatory for one hole as specified in the mechanical
B The ground pad of the mounting hole near P1 allows system grounding through a metal stand-off.
C To improve conducted noise, the ground pad of the mounting hole near the output connector should be connected with
D A standard L-bracket and enclosure kit is available for mounting which contains all screws, connectors and necessary
(5.59)
0.22
(76.2)
drawing above.
the ground pad of the mounting hole near P1. Use metal stand-offs attached to a common metal chassis. This connection
also significantly attenuates common mode noise.
mounting hardware. Order part number NFS40CJ.
3.00
NON-METALLIC
STAND-OFF
(SEE NOTE A)
J1
F 3.15A, H 250VAC
~
N
L
~
F1
0.156 (3.96) Dia.
P1 (SEE NOTE C)
(4 Places)
Q1
ALL DIMENSIONS IN INCHES (mm)
T1
(127.00)
5.00
(115.8)
C5
4.55
MAXIMUM
COMPONENT
HEIGHT 1.2 inches
J2
1
2.550
(64.8)
0.22 (5.59)
Americas
5810 Van Allen Way
Carlsbad, CA 92008
USA
Telephone: [phone]
Facsimile: [phone]
Europe (UK)
Waterfront Business Park
Merry Hill, Dudley
West Midlands, DY5 1LX
United Kingdom
Telephone: [phone]
Facsimile: [phone]
Asia (HK)
14/F, Lu Plaza
2 Wing Yip Street
Kwun Tong, Kowloon
Hong Kong
Telephone: [phone]
Facsimile: [phone]
For global contact, visit:
www.PowerConversion.com
techsupport.embeddedpower
@emerson.com
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.
Emerson Network Power.
The global leader in enabling
business-critical continuity.
Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
©2009 Emerson Electric Co.
EmersonNetworkPower.com
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Rev.06.9.09_118
NFS40 Medical
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