Evolution® IP-20LH
Installation Guide
Ceragon Proprietary and Confidential
Page 86 of 101
8.3
Power Supply Notes
When selecting a power source, the following must be considered:
Voltage range: -40.5 VDC to -60 VDC.
Recommended: Availability of a UPS (Uninterrupted Power Source), battery
backup, and emergency power generator.
The power source must be grounded.
The unit has more than one supply connection - Remove all power form the
unit for servicing.
Important
!
Make sure to use a circuit breaker to protect the circuit from
damage by short or overload. In a building installation, the
circuit breaker shall be readily accessible and incorporated
external to the equipment. The maximum rating of the
overcurrent protection shall be 3 Amp per link, while the
maximum current rating is 16A for 1RU and 32Amp for 2RU.
Power supply grounding should be in accordance with the following figures:
Power Supply Grounding
– 1RU Chassis with Dual-Feed PDU
Power Supply Grounding
– 1RU Chassis with Single-Feed PDU
