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Protection Against Lightning
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The ground lug on an IDU‐H/HP should be connected to the protective ground at all
times, by a wire with a diameter of 18 AWG or wider. Rack‐mounted equipment should
be mounted only in grounded racks and cabinets.
Further, you should ‐
•
Always make the ground connection first and disconnect it last
•
Never connect telecommunication cables to ungrounded equipment
•
Ensure that all other cables are disconnected before disconnecting the ground
4.2.3 Protection Against Lightning
The use of lightning protection is dependent on regulatory and end user requirements. All of
RADWIN outdoor units are designed with surge limiting circuits to minimize the risk of
damage due to lightning strikes. For CAT‐5E cables, RADWIN recommends the use of the LPU
(Lightning Protection Unit). For RF cables, RADWIN recommends the use of additional surge
arrestor devices to protect the equipment from nearby lightning strikes.
4.2.4 General
•
It is recommended that installation of outdoor units be contracted to a professional
installer
•
Before working on equipment connected to power lines or telecommunication lines,
remove jewelry or any other metallic object that may come into contact with energized
parts
•
Use extreme care when installing antennas near power lines
•
Use extreme care when working at heights
•
When using an AC power source for RADWIN devices, always use the AC power adapter
supplied by RADWIN
•
Use the right tools!
•
Do not mount an ODU upside down or horizontally. Doing this may void you product
warranty.
4.2.5 Internal ESD Protection circuits
RADWIN equipment is designed to meet the ETSI/FCC/Aus/NZ/CSA EMC and Safety
requirements. To fulfill these requirements, the system's Telecom lines at the ODU/PoE are
Transformer‐isolated and include internal ESD (Electro‐Static‐Discharge) Protection circuits.
RADWIN 2000+ Series User Manual
Release 4.2.40
4‐2
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