User's Guide
Table Of Contents
- User Guide
- Contents
- Preface
- 1 About this Guide
- 2 Overview
- 3 RU Hardware Feature
- 3.1 System Configuration
- 3.2 RU Specifications
- 3.3 Environment Specifications
- 3.4 RU Downlink/Uplink Default Parameters
- 3.5 Antenna Configuration
- 3.6 Carrier Configuration
- 3.7 Block Diagram
- 3.8 External Interface
- 3.9 TX Control Function
- 3.10 Performance Requirement
- 3.11 Mechanical Design and Other Options
- 4 Ordering Information
- 5 Installation
- 6 Operations
- 7 Maintenance and Trouble Clearing
- 8 Removal
- A References
- B ZTP Overview
- C Optical Connector Cleaning
- D Glossary
- Index
3.8.3
DC Power and Ground Ports
The RU has a 2-wire (−48 V, Return) power connector for the power input.
An example of the RU grounding is shown in the following figure.
Figure 8
Power Connection
Physical interface 10-752508-Z2P or the compatible connector of Amphe-BTS series is used.
The product number of external cable plug is 10-761296-Z2S for 10-7 AWG shielded cable or
10-761297-Z2S for 7-5 AWG shielded cable.
Power cable length: 300 feet maximum. AWG 6 is required.
Electrical interface −36.0 to −58.0 V DC input (Normal −48 V)
Other Lightning protection circuit on RU (Refer to Lightning Specification For DC Power Port)
IP65 is supported for the function of waterproof with connected cable.
No guarantee for waterproof when cable is loose contact or not connected.
The RU to be shipped with a protective dust cap on the DC Power connector to protect against
dust and other small particles. The water ingress protection is not required for these caps.
The RU has two M 6 bolts and nuts for ground connection.
Physical interface 2xM6 C-C 5/ 8
ISO metric screw threads, coarse pitch
ISO 261 and ISO 965. Hole diameter 1/ 4.
Bolt attachment torque must be tightened by at least 5.6 Nm.
RU Hardware Feature
External Interface
39
Release 1.0 · Issue 1, March 2021
Fujitsu and Fujitsu Customer Use Only