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6

.

Installation Planning

PowerShift - User

Manual

Version B DRAFT2.docx

Version B

Page 19

6. Installation Planning

Following are general guidelines to plan the installation of the PowerShift system. For
detailed, site-specific installation planning see the product web page referenced in
Section 3.

6.1.

Reference Schematic

The following schematic provides a general reference for PowerShift installation
planning.

Figure 6-1 Reference Schematic for Installation Planning

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Summary of Contents for PowerShift V1

Page 1: ...User Manual PowerShift V1 Document 7761739 Version B ...

Page 2: ...over the performance under adverse or disturbed conditions Should further information be desired or should particular problems arise which are not covered sufficiently for the purchaser s purposes contact CommScope CommScope reserves the right to change all hardware and software characteristics without notice COPYRIGHT Copyright 2018 CommScope Inc All Rights Reserved This document is protected by ...

Page 3: ...AULTS ALARMS 13 6 INSTALLATION PLANNING 19 6 1 REFERENCE SCHEMATIC 19 6 2 POWERSHIFT WEB SITE 20 6 3 PERFORM A SITE WALK 20 6 4 BASE UNIT INSTALLATION PLANNING 20 6 5 CAPACITIVE JUMPER INSTALLATION PLANNING 21 7 INSTALLATION GUIDELINES 22 7 1 TEST TOOLS 22 7 2 GENERAL INSTALLATION APPROACH 22 8 PRODUCT SPECIFICATIONS 24 Figures and Tables Figure 4 1 PowerShift Base Unit 7 Figure 4 2 Capacitive Jum...

Page 4: ...1 General Page 4 PowerShift User Manual Version B ...

Page 5: ...e upon request from the local sales offices or directly from CommScope www commscope com 2 PowerShift Technical Support For technical assistance and support please contact the PowerShift technical support team Website https www commscope com wisupport United States and Mexico 1 888 297 6433 technical support 1 888 235 5732 main number International 1 779 435 8579 3 References It is important to re...

Page 6: ... the radio input voltage to run closer to the maximum thereby lowering radio load current demand and minimizing power loss in trunk cables Lower capital equipment costs Smaller gauge cables can be used for the same radio power requirement Increased backup battery uptime Higher radio input voltage and lower current demand results in optimal utilization of battery capacity and extended runtime Futur...

Page 7: ... Unit is comprised of the PS R 1 shelf and PS 1 73 power modules The modules are plug and play for easy installation and site maintenance Each module has three individual DC input and DC output circuits that provide power for three Remotes radios The shelf accepts four modules providing a total capacity for 12 Remotes The shelf has dry contacts Form C for remote alarm monitoring Each module has LE...

Page 8: ...n package It is utilized by the Base Unit to determine the power cable impedance It also compensates for DC inductance of the power cable further reducing power loss Note The PowerShift Base Unit will not operate without the corresponding Capacitive Jumper Each Remote requires one Capacitive Jumper 4 4 Graphical User Interface GUI The PowerShift V1 GUI is an executable file that is run on a Window...

Page 9: ...t has its own input and output terminals the three circuits operate independently from one another Figure 4 1 Operating Description Operating Description a The module is programmed at the factory with a set point voltage for the Remote input typically 53 56 volts b Whenever input power is active on one or more of the three circuits the module X LED will be solid green A red or yellow LED indicates...

Page 10: ...demanded by the Remote and dynamically varies its output voltage to deliver the set point voltage at the Remote input h Any time the input voltage to a module circuit falls below about 30V the affected circuit will re run the initialization sequence and re calculate the round trip resistance of the cable NOTE If a circuit is operating normally and the input power is removed the capacitive jumper m...

Page 11: ...he overall module d Intermittent or latent failures will be indicated by the LED X indicator even if the individual circuit LEDs are functioning correctly e See the alarm table in the next section for additional details 5 3 Form C Alarm Dry Contacts As shown below the alarm status of the unit is externally accessible with the terminal block located at the rear of the unit on the far right Figure 5...

Page 12: ...a DIP switch and RJ45 interface ports Figure 5 4 DIP Switch and Data Interface Ports DIP Switches a The DIP switches are not for customer use they should be left in the down position factory default setting RJ45 Data Ports a The RJ45 data ports provide the communication connection point for a Windows PC running the GUI software ...

Page 13: ...contacts and provides troubleshooting comments for understanding resolving alarm conditions Table 5 1 LED States and Alarm Contact Closures Circuit 1 2 or 3 LED Module X LED Alarm Condition GUI Relay Description Off Off Critical and Major No input power on any module circuit GUI will not be able to connect but alarm relays will be active for both critical and major Solid Green Solid Green None Cir...

Page 14: ...arm is raised during or after if the measurement is successful Alarm condition Major line resistance measurement unsuccessful If circuit LED continues to blink green after 60 seconds this indicates the module could not successfully measure the line resistance of the affected circuit A major alarm condition is raised PowerShift will use a default line resistance 0 15 Ohms in order to provide voltag...

Page 15: ...ule level failure Use the GUI to obtain additional status details for the module failure or replace the module Yellow Blink Yellow Blink Critical Circuit is in alarm no output power on the alarmed circuit Possible cause Overload or Short Circuit Circuit is shut down to protect itself from over current condition Possible causes Excess current demand failed radio a short in the trunk cable etc Modul...

Page 16: ... drops below threshold then output power is restored and LED status changes see next row below Possible cause Input Voltage out of range Circuit is shut down due to its input voltage being out of range see specification table Possible causes DC rectifier plant output voltage out of range DC plant on batteries that have discharged to a low voltage If input voltage is brought back into range the cir...

Page 17: ...iled To clear the alarm use the GUI clear button or cycle the input power for each affected circuit Red Solid Red Solid Critical The indicated circuit is shut down Internal module hardware failure e g internal fuse failure Replace the module The module is not user serviceable contact customer technical support Red Blink Red Blink Critical The indicated circuit is shut down Fault condition may be i...

Page 18: ...cled off and immediately back on and there is no load radio connected to the circuit In this case the capacitive jumper retains a small amount of voltage and the module must allow it to discharge down before it can start the line resistance measurement Allow 1 2 minutes for the discharge to occur the LED will then change to green blink to indicate the line resistance measurement is in progress ...

Page 19: ...l guidelines to plan the installation of the PowerShift system For detailed site specific installation planning see the product web page referenced in Section 3 6 1 Reference Schematic The following schematic provides a general reference for PowerShift installation planning Figure 6 1 Reference Schematic for Installation Planning ...

Page 20: ...nection scheme for the Remotes and sectors vs the modules and circuits e g organize by sectors etc e At the Remotes determine a suitable location to mount the standalone capacitive jumpers or if applicable to install an SPD OVP box with integrated capacitive jumpers refer to OEM installation instructions for the specific SPD OVP box f Make note of the gauges of existing cables and the lugs require...

Page 21: ... team for additional guidance g Following is a list of part numbers for the compression lug terminals needed to connect cables to the Base Unit shelf Table 6 1 Part Numbers for Compression Cable Lugs Panduit Part Number T B Part Number Burndy Part Number One Hole Standard Barrel Conductor Wire Size Hole Size LCA10 10 L YAV10BOX Straight 10 14 AWG 10 LCA8 10 L 54104 YA8CLBOX Straight 8 10 LCA6 10 L...

Page 22: ...ing the installation a After mounting the Base Unit and capacitive jumper select one Remote to test e g a Remote with easy access for disconnecting reconnecting the input power cable b For the selected Remote make the required cable connections between the Base Unit input terminals and output terminals c Connect the trunk cables to the capacitive jumper at the far end but do not connect the capaci...

Page 23: ... safety limit and thus there is no personal safety issue but waiting a few minutes will minimize any negligible spark that may occur when the cable is reconnected to the RRU h Connect the capacitive jumper output cable to the Remote when the connection is made there may be a negligible spark due to any small charge remaining on the capacitive jumper i Close the applicable DC power breaker to power...

Page 24: ...8 Product Specifications Page 24 PowerShift User Manual Version B 8 Product Specifications For product specifications see the product web page referenced in Section 3 ...

Page 25: ......

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