Rev. 11.9.09_44

DS2900

1 of 4

Embedded Power for

Business-Critical Continuity

DS2900

2900 Watts

Distributed Power System

Special Features

• Active power factor correction

• EN61000-3-2 harmonic compliance

• Active AC inrush control

• 2U X 3U form factor

• +12 Vdc Output

• +3.3 Vdc stand-by

(5 V standby - consult factory)

• No minimum load required

• Hot plug operation

• N + 1 redundant

• Internal OR’ing fets

• Active current sharing

(10 - 100% load)

• Built-in cooling fan

(40 mm x 28 mm)

• PMBus compliant

• EERPOM for FRU data

• Red/green bi-color LED status

• Internal fan speed control

• Fan Fail Tach Output Signal

• INTEL, SSI Std. logic timing

• INTEL, SSI Std. FRU data format

PSM/V2.12

• Full digital control

• Two year warranty

• Compatible with Emerson

Universal PMBus GUI

Distributed Power Bulk Front-End

Total Output Power: 2900 Watts

+3.3 Vdc Stand-by Output

WideRangeInputVoltage: 180 - 264 Vac

Electrical Specifications

Safety

Input

Input range:

180 - 264 (2900 W)

Frequency:

47-63 Hz, single phase AC

Inrush current:

50 Apk maximum inrush current

Efficiency:

> 91% typical at nom line 50% load

Conducted EMI:

FCC Subpart J EN55022 Class A

Radiated EMI:

FCC Subpart J EN55022 Class A

Meets intent of NEBS, Bel Core GR-1089

Power factor:

0.99 typical

Leakage current:

1.40 mA @ 240 VAC

Hold up time:

12 ms minimum

Output

Main DC voltage:

+12 V @ 240 A (high line)

Stand-By:

+3.3 Vsb @ 3 A

Adjustment range:

Regulation:

+12 Vdc; +4% / -4%

+3.3 Vsb; +5% / -5%

Over current:

Constant current type for both the 12 VDC and 3.3V standby.

See Figure 1 below

Over voltage:

+12 Vdc; 13.2 - 15.6 Vdc (110 - 130%)

+3.3 Vsb; 3.63 V - 4.29 (110 - 130%)

Under voltage:

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

Turn-on delay:

2 second max, 5 - 200 mS, monotonic rise

Main output rise time:

5 - 300 mS, monotonic rise

• UL/cUL 60950 (UL Recognized)

• NEMKO+ CB Report EN60950

• EN60950

• CE Mark

• China CCC

Vout nominal

Vout

Iout limit

Iout

120%

130%

115%

140%

(+12VDC)

(3.3VSB)

Figure 1