Dell PowerVault MD2460 Direct-Attach Storage for PowerEdge Servers: руководство по обслуживанию

Technical specifications

This section describes the technical specifications of the enclosure.

Enclosure dimensions

Table 1. Enclosure dimensions4U60 enclosure dimensions
Specification	Dimensions
Height	174.3 mm (6.86 in)
Width	423 mm (16.65 in)
Depth	875 mm (34.45 in)

Enclosure weights

Table 2. Enclosure weightsWeight of the 4U60 enclosure
CRU/component	Weight
Storage enclosure (empty)	29.20 kg (64.37 lbs)
Disk drive carrier	0.85 kg (1.86 lbs)
Blank disk drive carrier	—
Power Supply Unit (PSU)	3.50 kg (7.72 lbs)
EMM	1.90 kg (4.19 lbs)
Storage enclosure (fully populated with drive carriers)	90.70 kg (199.96 lbs)

NOTE:

Weights shown are nominal, and subject to variances.
Weights may also vary due to the number of disk drives installed.

Environmental requirements

Table 3. Ambient temperature and humidityAmbient temperature and humidity
Specification	Temperature range	Max. temperature gradient	Relative humidity
Operating	0°C to 40°C (32°F to 104°F)	20°C per hour	8% to 85% non-condensing
Operating (ASHRAE A3)	5°C to 40°C (41°F to 104°F)	20°C per hour	8% to 85% non-condensing
Non-operating	-40°C to +65°C (-40°F to +149°F)	-	10% to 95% non-condensing

Table 4. Additional environmental requirementsEnvironmental requirements
Specification	Measurement/description
Airflow	System must be operated with low pressure rear exhaust installation. Back pressure created by rack doors and obstacles not to exceed 5 Pa (~0.5 mm H₂O).
Altitude, operating	900 m at 45°C 3050 m at 33°C NOTE:Ramp altitude at 3.81 m/s and Temperature at 20°C/Hr
Altitude, non-operating	Maximum 12,000 m (39,370 ft)
Shock, operating	6.0 g, 11 millisecond, four positive and four negative shocks in each of the three axes, 24 total shocks
Shock, non-operating square shock	25.0 g, 3 millisecond, three positive and three negative shocks in each of the three axes, 18 total shocks
Shock, non-operating square shock	50.0 g, 2 millisecond, one time/face (except front and rear face), total four pulses
Shock, non-operating half sine shock
Vibration, operating	0.21 G_rms, 5 Hz–500 Hz, X, Y, Z axis, random vibration spectrum: 10 minutes/axis
Vibration, non-operating random chassis	0.47 G_rms, 4 Hz–500 Hz, vertical axis, random vibration spectrum: 90 minutes/axis
Vibration, non-operating random chassis	0.39 G_rms, 4 Hz–500 Hz, horizontal axis, random vibration spectrum: 30 minutes/axis
Vibration, non-operating random rack level	0.88 G_rms, 2 Hz–200 Hz, random vibration spectrum: 15 minutes, only normal shipping orientation
Vibration, non-operating package transporting	1.15 G_rms, 1 Hz–200 Hz, 4 product sides (bottom, top, left, right), 30 in/side
Acoustics	Operating sound power ≤ L_WAd 8.0 Bels (re 1 pW) @ 23 ± 2°C
Orientation and mounting	19" rack mount

Power-on and reset

The firmware boot time from power-on reset or soft reset to SMP target readiness is typically less than two minutes. Actual boot time may vary depending on your specific configuration.

Power supply unit

Table 5. Power supply unit specificationsPower supply unit specifications
Specification	Measurement/description
Maximum output power	1500 W maximum continuous output power at high line voltage
Voltage	High Line AC input voltage, 200-240 V nominal 240 VDC (China only)
Frequency	50/60 Hz
Power factor correction	≥ 95% @ 100% load
Efficiency	At 230 VAC input voltage (RMS) >81% @ 10% load >90% @ 20% load >94% @ 50% load >91% @ 100% load	At 180 VAC input voltage (RMS) >81% @ 10% load >89% @ 20% load >93% @ 50% load >90% @ 100% load
Holdup time	25 millisecond @ 100% load
Main inlet connector	IEC60320 C14 connector
Weight	3.50 kg (7.72 lbs)
Cooling fans	Two stacked fans: 80 mm x 80 mm x 38 mm (3.1 in. x 3.15 in. x 1.45 in.)