Surge protection

Surge protection

Surge Protection

APC Technology Group plc

MBG S-PRO : Surge Voltage Protector

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) and a mounting bracket.

The surge voltage protector for coaxial lines must be installed in the antenna line and the connection to earth must be as short as possible. CN-UB-280DC-BB is equipped with two type-N female connectors. It has no dedicated input/output polarity or preferred mounting orientation.

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MBG S-PRO Technical Specifications

Physical dimensions: Height: 25 mm, Width: 25 mm, Depth: 67 mm
Antenna connector:
Connection method: N connector 50 Ω
Connection type IN: N connector, female
Connection type OUT: N connector, female
Nominal discharge surge current:
In (8/20) µs (Core-Earth) 20 kA
In (8/20) µs (Core-Shield) 20 kA
Current consumption: Nominal current IN: 5 A (25 °C)
Response Time:
tA (Core-Earth) ≤ 100 ns
tA (Core-GND) ≤ 100 ns
Total surge current:
(8/20)µs 20 kA
(10/350)µs 2,5 kA
Replacable gas discharge tube
splash proofed
Grounding: By ground bond conductor (not included) less than 3ft (1m) long and a minimum diameter of 10AWG/3,5qmm
Form Factor:
Housing material – Nickel-plated brass,
Color – nickel
Protection: IP55
Ambient temperature: -40 °C … 80 °C
Scope of supply: Surge voltage protector and mounting bracket
Warranty: Two-Year Warranty
RoHS-Status of the product: This product is fully RoHS compliant
WEEE status of the product: This product is handled as a B2B category product. In order to secure a WEEE compliant waste disposal it has to be returned to the manufacturer. Any transportation expenses for returning this product (at its end of life) have to be incurred by the end user, whereas Meinberg will bear the costs for the waste disposal itself.


> Click to view product manuals and additional MBG S-PRO product information on the Meinberg website

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