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Design Considerations

Orientation and Clearances

While the myPV CommsSafe is very compact - appropriate electrical, service, and door 
swing clearances should be considered prior to determining final pad dimensions and 
placement of conduit entry points. Ideally, your CommsSafe front facing swing door 
panel will face north-west, away from the sun. The front facing panel door opens right to 
left. Allow for full clearance to open the 24x24 in (61x61 cm) door.

All myPV CommsSafe mechanical drawings provide recommended electrical 
termination cabinet conduit locations and dimensions for open door swings.

Visit our Technical Documents page by registering on our Support Resources page to 
access the most up to date myPV CommsSafe  mechanical drawings.

Electrical Isolation/AUX Power

There is a fuse disconnect between the auxiliary power terminated by the EPC and the 
control cabinet. The CommsSafe is able to run on battery backup for 45 minutes in the 
event that auxiliary power is lost. Note, the battery back up time out is adjustable. 

The three phase power or 120V power should be terminated in the bottom left of the 
cabinet. Refer to the Quick Start Guide for more information.

All three power supply levels of the myPV CommsSafe are rated for a control panel 
SCCR level of 10KA.

Instrument Installation

Several instruments are offered and configured to best suit your monitoring needs. Wind 
Sensors, POA, GHI, Albedometer, Dust IQ, Soiling, BOM, RTD BOM, and Ambient 
sensors are all available to meet the needs of your project. 

View of bottom of CommsSafe enclosure; 

Pre-installed, weather-tight connectors for devices.

Содержание CommsSafe AC-1

Страница 1: ...User Manual 1 myPV CommsSafe User Manual Resources Design Considerations Receiving Network Integration Pre Energization Checks Initial Energization Commercial Operation Spare Parts Torque Schedules T...

Страница 2: ...Technical Documents page by registering on our Support Resources page Product Line Specifications The myPV CommsSafe product line is available in three 3 options of power supply that are determined by...

Страница 3: ...Resources 2 Example myPV CommsSafe 2021 AC 1 Shown...

Страница 4: ...customized to meet your needs the frame sizing and design layouts are arranged in the same manner The following photos provide a visual reference for some common locations of common features Standard...

Страница 5: ...Resources 4 Back Panel for CommsSafe in Production Shown with Customer Supplied Equipment Added...

Страница 6: ...Installation Location The installation location for the myPV CommsSafe is easy to locate on the solar site A concrete pad with a standard unistrut is built on site during initial construction and is...

Страница 7: ...date myPV CommsSafe mechanical drawings Electrical Isolation AUX Power There is a fuse disconnect between the auxiliary power terminated by the EPC and the control cabinet The CommsSafe is able to ru...

Страница 8: ...with the terminal block a There is a color coded system for our whips i The brown wire connects to the 24V ii The white wire connects to the 24V iii The blue wire connects to the D1 iv The black wire...

Страница 9: ...r receiving and unloading of all equipment deliveries The myPV CommsSafe will arrive in a sealed box and is ready for installation as soon as the package is opened Whenever possible your Solar Ops Acc...

Страница 10: ...attach your myPV CommsSafe to the Unistrut utilizing the predrilled feet on the back of the cabinet install your sensors and successfully and safely terminate the power Do not modify the cabinet to mo...

Страница 11: ...be accessed via MODBUS TCP IP Web Hosted Interface or Vendor Provided Software By default the myPV CommsSafe has a 8 port Fast Ethernet unmanaged switch Using only standard features the included netw...

Страница 12: ...Connection Ethernet and or fiber media will need to be terminated and tested by the installer and connected to the network switch inside the Control Cabinet Optional MM Fiber Switch Other Options Avai...

Страница 13: ...en IT reporting requirements Communications Options Device Purpose Default IP Address Media Accessibility RV50X Cellular Modem 198 162 1 100 RJ45 Admin Web HMI 9191 Edge CPU myPV IQ Remote Interface 1...

Страница 14: ...llowing tools Insulated flathead Screwdriver 0 6x3 5mm Ground Resistance Tester Multimeter w resistance testing Control Panel Preparation Prior to energization preparation of the Control Panel is inte...

Страница 15: ...not installed Verify both battery fuses for continuity Install both battery fuses leave installed Three 3 spare AC fuses are included in the orange envelope mounted on the back of the Control Panel s...

Страница 16: ...t of the AC control power terminations 2 Perform a gentle control wiring pull test of the sensor connectors from the Heyco s Control Panel Wiring Pull Test Locations Once operational please contact ou...

Страница 17: ...mmsSafe set forth at the completion of the Pre Energization Checks we strongly recommend performing the Pre Energization Checks before proceeding The following steps will require authorized and qualif...

Страница 18: ...Metering Protection Relay Energization Commissioning Steps 1 Verify both automotive style DC fuses are installed on the battery 2 Use a Multimeter set to DC to verify the presence of proper voltages...

Страница 19: ...Initial Energization 18 24V DC 0 1V 23 9 24 1V voltage on the top input terminals of the UPS...

Страница 20: ...Initial Energization 19 24V DC 0 1V 6 0V 23 9 30 0V voltage on the top battery terminals of the UPS...

Страница 21: ...sion Inspect the external and internal metal surfaces for signs of corrosion If corrosion is found brush clean affected areas to remove oxidation and debris prime and paint with an outdoor rated paint...

Страница 22: ...arts Spare Parts The myPV CommsSafe is designed with high quality industrial grade components that are intended to provide reliable operation throughout the commercial operating lifespan of your facil...

Страница 23: ...nal tightening torques COURSE THREAD TORQUE FINE THREAD TORQUE 1 1 4 20 49 0 in lb5 5 N m 1 4 20 55 0 in lb6 2 N m 5 16 18 101 0 in lb11 4 N m 5 16 18 112 0 in lb12 7 N m 3 8 16 180 0 in lb20 3 N m 3...

Страница 24: ...could be difficult to spot If the fuses are not blown check for a loss of auxiliary power A loss of auxiliary power would show as having no AC power If the auxiliary power and the fuses are not the is...

Страница 25: ...Troubleshooting 24 A fully seated fuse that is not blown in the AC block...

Страница 26: ...ttery could be fully dead and needs to recharge If a battery is allowed to fully die as in 20V or lower upon restoring the Power Supply the battery will need to charge The UPS alarm will stay on until...

Страница 27: ...oubleshooting 26 JUMPERS If the fuses are not the issue verify that all jumpers are in their terminal blocks and seated securely A Fuse Terminal block that is fully connected to the rest of the AC Blo...

Страница 28: ...s and the fuses there is a small chance that the power supply itself might be dead Contact the myPV Support Team if you believe this to be the concern or can not identify the issue No Ethernet Comms J...

Страница 29: ...that the surge arrestors have blown In the event that a surge arrestor has blown bypass the surge arrestor and contact our support team BAD PORT OR SWITCH If you believe the issue to be a bad port in...

Страница 30: ...re in their correct places and terminated correctly and all device ids are accurate there are several potential issues that could be occurring the best way to resolve any issues is to contact the supp...

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