Hp procurve J8164A Manuale Utente Scaricare il pdf (Pagina 23)

3-7

Planning

Planning Your PoE Configuration

Planning

With an HP 600 RPS/EPS Powering Two Switches

■ The lowest loaded bank of ports (1-24 or 25-48) has 38 W reserved and is

‘bank 2’ in the table above.

Source of

Power

Watts

Available

# of Ports Powered and

Average Watts/Port

Redundant # of Ports

Powered and Average Watts/

Port

Internal PoE

Power

Supply

406 24 @ average 15.4 W each

48 @ average 8.45 W each

Internal plus

External PoE

Power

Supply

406 184

1 - 24 25 - 48

24 @ average 15.4 W each

and 24 @ 7.6 W each

36 @ average 15.4 W each

External PoE

Power

Supply

(Failed

Internal PoE

Power

Supply)

184

(38 W is

reserved for

either 1-24 or

25-48)

9 (bank 1) and 2 (bank 2) @

average 15.4 W each

19 (bank 1) and 5 (bank 2) @

average 7.6 W each

48 @ average 3.8 W each

Second PoE Switch/Module

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 31 32

PoE planning and 1
HP ProCurve 3
Publication Number 4
Applicable Products 4
Trademark Credits 4
Disclaimer 4
Warranty 4
Contents 5
Mitel 3300 IP PBX 8
Power Through the Cable 9
Introduction 10
Overview 10
Operating Rules 11
External Switch Power 12
Maximum PoE Power 13
Switch Port Priority 14
PD Power Classification 15
Switch Priority Class 15
Line Loss 15
Planning 17
Supported Products 18
Number of PDs per Switch 18
Second PoE Switch/Module 20
Infrastructure Requirements 26
Glossary 27
Index – 1 29
*5990-6045* 32

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