Embedded Power for
Business-Critical Continuity
Rev.02.01.10_65
NFS40 Series
1 of 4
NFS40 Series
SIngle and
triple output
Total Power: 40 - 50W
Input Voltage: 85 - 264 Vac
120 - 370 Vdc
# of Outputs:
Single, triple
Electrical Specifications
Special Features
• 5.0 x 3.0 x 1.2 inch package
(1U applications)
• Industry standard package
• Overvoltage and
short circuit protection
• 40 W with free air convection
• 50 W with 20 CFM forced air
• EN55022, EN55011
conducted noise level B
• UL, VDE and CSA
safety approvals
• Available RoHS compliant
• 2 year warranty
Input
Voltage adjustability:
+5 V output on triples
Vout on singles
± 5.0%
± 5.0%
Line regulation:
LL to HL, FL
Main output
Auxiliary outputs
± 0.2%
± 1.0%
Load regulation:
FL to NL
Main output
Auxiliary outputs
± 2.0%
± 5.0%
Transient response:
+5 V (1.5 - 3 A)
± 120 mV max. dev.
500 µs recovery
Temperature coefficient:
All outputs
± 0.02%/°C
Overvoltage protection:
+5 V output
S3.15 A, 250 Vac In live and neutral
Output power limit:
Primary power limited
90 W input power limit
Short circuit protection:
Single outputs
Multiple outputs
Continuous
Short term
Universal input
85 - 264 Vac
120 - 370 Vdc
Output
Input voltage range:
Input frequency range:
Safety
• VDE0805/EN60950/
• IEC950/IEC1010
• File No. 10401-3336-0044
• License No. 2559
• UL1950 File No. E136005
• CSA C22.2 No. 950
• File No. LR41062C
47-440 Hz
Max. input surge current:
132 Vac, cold start
264 Vac, cold star
12 A max.
24 A max.
Safety ground leakage current:
110 Vac, 60 Hz
230 Vac, 50 Hz
0.13 mA, max.
0.32 mA, max.
