8 Technical Appendix - GPS A Accessories
8.3 Technical Specifications - MBG S-PRO surge protection
Attachment plug with replaceable gas discharge tube for coaxial signal interfaces. Connection: N connector
female/female. The MBG S-PRO set includes a surge voltage protector (Phoenix CN-UB-280DC-BB), a pre-
assembled coax cable and a mounting bracket.
The surge voltage protector for coaxial lines has to be installed in the antenna line. The shield has to be
connected to earth as short as possible. CN-UB-280DC-BB is equipped with two type-N female connectors.
It has no dedicated input/output polarity or prefered mounting orientation.
Phoenix CN-UB-280DC-BB
Features:
•
High RF Performance
•
Multiple Strike Capability
•
20 kA Surge Protection
•
Bi-directional Protection
Mounting type
Connection-specific intermediate plugging
Type
Attachment plug
Direction of action
Line-Shield/Earth Ground
Maximum continuous
operating voltage
UC (wire-ground)
280 V DC
195 V AC
Nominal current
I
N
5 A (25
◦
C)
Operating effective current
IC at UC
≤
1
µ
A
Nominal discharge current
In (8/20)
µ
s (Core-Earth)
20 kA
In (8/20)
µ
s (Core-Shield)
20 kA
Total surge current
(8/20)
µ
s
20 kA
(10/350)
µ
s
2,5 kA
LANTIME
Date: 1st March 2021
35
