A rack-mountable chassis with two slots for Switch zl power supplies to supply additional PoE power to a zl switch beyond what can be provided by the switch internal power supplies alone.
Ports
0 redundant power supply port
2 external power supply ports
Restrictions: PoE power available depends on power supplies installed
Physical characteristics
Dimensions (D x W x H): 9.73(d) x 17.44(w) x 5.2(h)
in. (24.71 x 44.3 x 13.2 cm) (3U height)
Weight: 9.26 lb. (4.2 kg)(no power supplies installed)
Mounting
3U rack mountable, either forward or rear facing. Two Power Shelf units can be mounted front-to-front in a 4-post rack, taking only 3U total to conserve rack space.
Environment
Operating temperature: 32oF to 131oF (0oC to 55oC)
Operating relative humidity: 15% to 95% @ 104oF (40oC), non-condensing
Non-operating/Storage temperature: -40oF to 158oF (-40oC to 70oC)
Non-operating/Storage relative humidity: 15% to 95% @ 104oF (40oC),
non-condensing
Altitude: up to 10000 ft. (3 km)
Acoustic: Power: 52.9 dB Pressure: 42.9 dB
Electrical characteristics
Description: Power draw and heat dissipation for the power shelf are
dependent on the power supplies installed. See the J8712A and J8713A zl
power supply specification notes for more details.
NOTES: For heat dissipation and power requirements of the power shelf, find and add together these figures for the 1 or 2 power supplies actually installed.
Notes
The ProCurve Switch zl Power Supply Shelf has two slots for zl power supplies. It supplies PoE power only to zl switches. For yl switches, see the ProCurve 620 Redundant/External Power Supply.
Power shelf depth includes 0.75 in. (1.9 cm) due to the power supply handles.
Power supplies not included.
HP ProCurve 620 Redundant/External Power Supply