POWER

DS1200DC

1200 Watt Distributed Power System

Front-end Bulk Power

Total Output Power:

180 to 264 Vac: 1200 W

3.3 Vdc or 5.0 Vdc Standby Output

Telco Input Range:

-40 to -72 Vdc

SPECIAL FEATURES

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GR-1089-CORE Issue 4 compliant

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1U X 2U form factor

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+12 Vdc Output

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+3.3 Vdc standby (5 V standby option)

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No minimum load required

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Hot plug operation

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N + 1 redundant

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Internal OR’ing fets

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Active current sharing shares with

DS1200 AC unit (10 - 100% load)

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Built-in cooling fan (40 mm x 28 mm)

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PMBus compliant

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EERPOM for FRU data

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Red/green bi-color LED status

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Internal fan speed control

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Fan Fail Tach Output Signal

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INTEL, SSI Std. logic timing

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INTEL, SSI Std. FRU data format

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Full digital control

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Two year warranty

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NEBS compliant

SAFETY

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UL/cUL 60950 (UL Recognized)

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NEMKO+ CB Report EN60950

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EN60950

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CE Mark

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China CCC

Electrical Specifications

Input

Input range

-40 Vdc to -72 Vdc

Inrush current

ETSI EN300 132-2 part 4.7 compliant

Efficiency

> 85% typical at high line 50% load

Conducted EMI

Per GR-1089-CORE Issue 4

Radiated EMI

Per GR-1089-CORE Issue 4

Leakage current

1.40 mA @ 240 Vac

Hold up time

12 ms minimum

Output

Main DC voltage

+12 V @ 100 A

Standby

+3.3 Vsb @ 6 A (5 V @ 4 A available)

Adjustment range

Regulation

+12 Vdc; ±5%

+3.3 or 5.0 Vsb ±5%

Overcurrent

+12 Vdc; latches off if overcurrent lasts over 1 second, otherwise it is auto

recovery (See Table 1 next page) +3.3 Vsb, 9 A max (hiccup mode)

Overvoltage

+12 Vdc; 13.2 - 14.4 Vdc

+3.3 Vsb; 3.76 - 4.30 Vdc

Undervoltage

+12 Vdc; 9 - 10.8 V (latch off)

Turn-on delay

2 second max, 5 - 50 mS, monotonic rise

Main output rise time

5 - 50 mS, monotonic rise

Data Sheet