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NNTDM SERIES
  MODEL SELECTION
FEATURES / SPECS
AVAILABLE OPTIONS


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Single Output Power Supplies
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DC - DC Converters
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MECHANICAL OUTLINE
DATA SHEETS:
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AC - DC POWER SUPPLY

SINGLE OUTPUT
1.5KW, 2KW & 4KW



The NNTDM product line of modular units is designed to satisfy applications of high power at low cost. The design features, advance features such as zero voltage crossing and active current sharing circuit. These modules contain power factor correction as a standard feature and may be remotely programmed or turned ON/OFF via logic connector on the front panel.


N
N
T
D
M
X
K
-
X
X
-
X
X
X
MODEL
OUTPUT
POWER
-
OUTPUT
VOLTAGE
-
OPTIONS
N
N
T
D
M
1.5
K
-
24V
OR
48V
-
MIL
WTO
LVBD
ORD
N
N
T
D
M
2
K
-
N
N
T
D
M
4
K
-

 


Example Model Number:
NNTDM2K-24
This is a 24V Unit, 2KW maximum output power, no options.

AVAILABLE OPTIONS
MIL
 MILITARIZED (RUGGEDIZED)
WTO
 WIDE TEMPERATURE RANGE -20°C TO +60°C
LVBD
 BATTERY BACKUP
ORD
 ORING DIODES AT OUTPUT




  • Compact, light weight
  • ZVS soft switching
  • Forced current sharing
  • MTBF>100,000 hours
  • Remote programming of output voltage
  • Led Indicator:
    Output power good.
  • OV/OL/OT Protected
  • Remote inhibit
  • ±5% output adjustment
  • Terminal block input
  • Low EMI noise
  • Deigned to meet FCC Docket 20780 Level A and VDE 0871/678 Level A
    UL 1950, CSA, 22.2 No. 950/IEC950 pending.

  • Power Factor Correction
  • Redundant Operation (N+1)
  • Hot Pluggable in a 3U rack enclosure
  • Ruggedized for severe environment.
  • Wide temp. operations (-20°C TO +60°C)
  • Low Voltage Battery Disconnect (LVBD) for batter back-up operation.
  • 400 Hz input
  • 3 Phase input 120/208 50/60/400 Hz
  

ELECTRICAL:
Input : 180-264VAC, 47-63 HZ
Regulation: Line ± .3%
Load ± 2%
Ripple: 1% peak to peak, not to
exceed 100mVpp
Efficiency: 90% typical
Hold up time: 20 ms min.
Protections: OV, OL, OT




Operating Temperature:
0°C to + 50°C standard
-20°C to 60°C (optional with derating)
Storage Temperature: -30°C to 85°C
Cooling: Internal ball bearing fan
Size: 5.4" (H) x 5" (W) x 12.5" (L) 2KW Unit
5.4"(H) x 5"(W) x 15.0" (L) 3KW Unit
Weight: 6.6 LBS (3kg) max