Zte ZXG10-OB06, Техническое руководство

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Chapter 2 - Technical Specifications
Confidential and Proprietary Information of ZTE CORPORATION 21
Requirement for Cleanliness
Table 7 shows the internal cabinet environment requirements.
T
A B L E
7 – L
I M I T T O
I
N V A S I O N O F
D
E T R I M E N T A L
G
A S E S
Name Average (mg/m
3
) Maximum (mg/m
3
)
SO
2
0.2 1.5
H
2
S 0.006 0.03
NO
2
0.04 0.15
NH
3
0.05 0.15
Cl
2
0.01 0.3
HCL 0.2 1.5
CO 5.0 30.0
HF 0.01 0.5
O
3
0.005 0.1
ZXG10-OB06 can bear rain, water, salt fog, dust and provides the anti-
theft function. The IP protection level reaches IP55.
Lightning Protection and
Grounding
ZXG10-OB06 (V1.0) features a lightning-protection capability of B+C level.
Built-in induction-free lightning protector in the AC input part of ZXG10-
OB06 is of level B+C. However, the power system internal modules
provide a lightning-protection function of level D.
One-fourth wavelength lightning-protector for the antenna system is
installed at outlet of the antenna feeder near the cabinet.
ZXG10-OB06 (V1.0) supports E1 transmission access. A B-level signal
lightning protector is installed at the access interface of E1. The internal
E1 interface boards support D-level lightning-protection function.
All components inside the cabinet are well connected through metal screws.
Good grounding terminals are used and protection ground cables are well
installed.