Huawei SE2900 Hardware Description page 18

HUAWEI SE2900 Session Border Controller
Hardware Description
5. Captive
screw
Indicators
Table 1-6
Table 1-6 STATUS indicator on the PEM panel
Silk
Screen
STATUS
Technical Specifications
Table 1-7
Table 1-7 PEM technical specifications
Item
Mechanical
specificatio
ns
Voltage
and current
Environme
ntal
specificatio
Issue 01 (2016-01-15)
6. Circuit breaker
The circuit breaker is switched on when it is turned up and is switched off when it is turned down.
describes the STATUS indicator on the PEM panel.
Meaning
Status
indicator
lists the technical specifications of the PEM.
Dimensions (H x W x
D)
Weight
Input terminal
Rated input voltage
Maximum input voltage
Total power inputs
Rated input current
PEM voltage drop
Power rating
Temperature
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Copyright © Huawei Technologies Co., Ltd.
7. Power input terminal
NEG(-)
State State Description
Off There is no power supply.
Green The PEM is operating properly.
Red  The power supply is abnormal.
 The surge protection circuit is faulty.
 The circuit breaker is faulty.
Specifications
122.5 mm x 65.0 mm x 122.7 mm (4.82 in. x
2.60 in. x 4.83 in.)
1.0 kg (2.20 lb)
Duplex M6
-48 V DC to -60 V DC
-40 V DC to -72 V DC
1
60 A/power input
≤ 0.5 V
2400 W
 Long-term operating temperature: 0°C to
45°C (32°F to 113°F)

Short-term operating temperature: -5°C to
1 Service Processing Device
8. Circuit breaker
protective cover
14