Grandstream Networks, Inc.
GRP26XX Carrier Grade IP phones
GBX20 Extension Module
Power Consumption Technical Bulletin
P a g e | 2
GRP26XX and GBX20 Power Consumption Technical Bulletin
1. Power Dissipation and Advertisement
Table 1: Power Dissipation and Advertisement
Product
Power Adapter
(5VDC)
PoE (48VDC)
Class
Advertisement
(IEEE 802.3af)
Idle State
(W)
Work State
(W)
Power Not
to Exceed
(W)
Idle State
(W)
Work State
(W)
Power Not to
Exceed (W)
GRP2612W
0.99
1.59
2.15
1.52
2.30
2.97
1
GRP2612P
0.98
1.32
1.75
1.49
1.94
2.46
1
GRP2612
0.99
1.31
1.76
N/A
N/A
N/A
N/A
GRP2613
1.16
1.50
2.06
1.66
2.02
2.66
1
GBX20
1.07
1.25
N/A
N/A
N/A
N/A
N/A
Product
Power Adapter
(12VDC)
PoE (48VDC)
Class
Advertisement
(IEEE 802.3af)
Idle State
(W)
Work State
(W)
Power Not
to Exceed
(W)
Idle State
(W)
Work State
(W)
Power Not to
Exceed (W)
GRP2614
1.51
2.17
3.24
2.32
3.01
4.02
0
GRP2615
1.32
1.93
6.37
2.22
2.87
7.41
0
GRP2615+
1*GBX20
N/A
N/A
7.55
N/A
N/A
9.18
0
GRP2616
1.39
2.04
6.12
2.49
2.90
7.85
0
Product
Power Adapter
(PSU 12VDC and USB 5V)
PoE (48VDC)
Class
Advertisement
(IEEE 802.3af)
Idle State
(W)
Work State
(W)
Power Not
to Exceed
(W)
Idle State
(W)
Work State
(W)
Power Not to
Exceed (W)
1*GBX20
(12VDC)
1.06
N/A
3.95
N/A
N/A
N/A
N/A
3*GBX20
(12VDC)
3.81
N/A
7.13
N/A
N/A
N/A
N/A
GRP2615+
1*GBX20
1.70
N/A
3.90
N/A
N/A
N/A
N/A
Notes: Class Advertisement Refer to Table 2 for IEEE 802.3af Classification at PD
P a g e | 3
GRP26XX and GBX20 Power Consumption Technical Bulletin
2. PD Power Classification
Table 2: PD Power Classification (IEEE 802.3af)
Class
Usage
Max Power Range used by the PD (phone)
0
Default
0.44 to 12.95W
1
Optional
0.44 to 3.84W
2
Optional
3.84 to 6.49W
3
Optional
6.49 to 12.95W
4
Not Allowed
Reserved for future use
(for example: IEEE802.3at)
3. Test Condition Terminology
The following test condition terminology was used in Table 1.
▪ Idle State
- The phone has completed the boot-up process.
- The SIP application was running PCMA codec with SRTP.
- The idle screen was shown on the LCD.
- LCD Backlight (Normal brightness).
▪ Work State
- The phone was setup as described in the Idle State.
- The maximum number of calls were established for each Unit Under Test (UUT).
- The Handsfree mode was activated for each UUT and was set to maximum volume.
- The LCD displayed at the Diagnostic screen during the test.
▪ Power Not Exceed
- GBX20 work condition: All indicator LEDs are light on.
- External USB device in Max Power.
- Ring state or Called state.
-
1
-
2
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3
Grandstream GRP2614 Instrukcja obsługi
- Typ
- Instrukcja obsługi
- Niniejsza instrukcja jest również odpowiednia dla
w innych językach
- English: Grandstream GRP2614 Owner's manual
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