Table of Contents
Troubleshooting
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Summary of Contents for APS YC500A-MIW
- Page 1 Installation/User Manual APS YC500A-MIW Photovoltaic Grid-connected Inverter Version 4.1 7/2014 APS America 1015 Hostmark St. Ste 104; Poulsbo, WA 98370 206-855-5100 : info@apsamerica.com TEL: EMAIL www.APSamerica.com WEB:...
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Page 2: Table Of Contents
Step 2 – Attaching the APS Microinverters to the Racking or the PV Module Frame Step 3 - Connecting the APS Microinverter to the PV Module Step 4 - Ground the System Step 5 –Connecting APS Microinverters to the AC Cables... -
Page 3: Important Safety Instructions
APS Microinverter system and the PV-array. ✔ Be aware that the body of the APS Microinverter is the heat sink and can reach high temperatures. To reduce risk of burns, do not touch the body of the Microinverter. -
Page 4: Radio Interference Statement
A) Relocate the receiving antenna and keep it well away from the equipment B) Consult the dealer or an experienced radio/TV technician for assistance. Changes or modifications not expressly approved by the party responsible for compliance may void the user’s authority to operate the equipment. APS YC500A-MIW Installation/User Manual... -
Page 5: Aps Microinverter System Introduction
APS YC500-A System Introduction The APS Microinverter is used in utility-interactive grid-tied applications, comprised of three key elements: ✹ APS Microinverter ✹ APS Energy Communication Unit (ECU) ✹ APS Energy Monitor and Analysis (EMA) web-based monitoring and analysis system Figure 1... - Page 6 More reliable than centralized or string inverters The distributed APS Microinverter system ensures that no single point of system failure exists across the PV system. APS Microinverters are designed to operate at full power at ambient outdoor temperatures of up to 149°F (65°C). The inverter housing is designed for outdoor installation and complies with the IP65 environmental enclosure rating.
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Page 7: Aps Microinverter 500 Series Introduction
MC-4 Type or Customize Maximum units per branch of YC500 Max. parallel combination of APS modules = 7/branch for 20 A breaker (14 PV modules) The APS YC500 has two independent DC inputs, each with independent MPPT control and data monitoring. -
Page 8: Aps Microinverter System Installation
Before installing or using an APS Microinverter, please read all instructions and warnings in the technical documents and on the APS Microinverter system itself as well as on the PV array. WARNING: Be aware that installation of this equipment includes the risk of electric shock. -
Page 9: Installation Procedures
Installation Procedures APS Microinverters are designed to only operate when they can sense power coming from the grid. Even if they are plugged into the PV array, they will not turn themselves on until they can read power from the grid. -
Page 10: Step 2 - Attaching The Aps Microinverters To The Racking Or The Pv Module Frame
374.3 280.8 205.7 142.9 *7 is the maximum number/branch with a 20 amp breaker Step 2 – Attaching the APS Microinverters to the Racking or the PV Module Frame Figure 5 Mark the location of the Microinverter on the rack, keeping in mind the PV module junction box or any other obstructions. - Page 11 DO NOT connect to the utility power grid until all the steps are completed. Step 3 – Connecting APS Microinverters to the PV Module Connect the DC cables from the PV Modules to the Micro-Inverter per the diagram below:...
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Page 12: Step 4 - Ground The System
2C, skip this step. Figure 7 Each APS Microinverter comes with a ground clamp that can accommodate a single #6 awg strand and #4 awg solid conductor. Check your local electrical code for grounding conductor sizing requirements. Connect the grounding electrode conductor to the microinverter ground clamp. -
Page 13: Step 3 - Connecting The Aps Microinverter To The Pv Module
Step 5 - Connecting the APS Microinverter to the PV Module Figure 8 Check the Microinverter datasheet for the maximum allowable number of Microinverters on one AC branch circuit. Install a protective end cap on the open AC connector of the last Microinverter in the AC branch circuit. -
Page 14: Step 6 - Completing The Aps Installation Map
Each APS Microinverter has removable serial number labels. Peel a label off, and affix it to the respective location on the APS installation map. Fill out the warranty cards and email to APS at emasupport@ altenergy-power.com APS will create the EMA account and email you the account information. -
Page 15: Aps Microinverter System Operating Instructions
Microinverters in the system to report to the ECU will vary with the number of Microinverters in the system. You can verify proper operation of the APS Microinverters via the ECU. See the ECU Installation and Operation Manual for more roubleshooting information. -
Page 16: Troubleshooting
WARNING: Always disconnect AC power before disconnecting the PV module wires from the APS Microinverter. Either disconnecting by the appropriate AC circuit breaker or unplugging the first AC connector of the first Microinverter in a branch circuit is suitable as a ... -
Page 17: Troubleshooting A Non-Operating Aps Microinverter
WARNING: The APS Microinverter is powered by PV module DC power. AFTER disconnecting the DC power, when reconnecting the PV modules to the Microinverter, be sure to watch for the three short LED flashes. A non-operating APS Microinverter There are two possible overall areas of trouble:... - Page 18 PV module. Verify the PV module DC voltage is within the allowable range shown in the Section 8 Technical Data of this manual. . If the problem persists, please call APS Customer Support at (206) 855-5100. WARNING: Do not attempt to repair the APS Microinverter. If troubleshooting methods fail, please return the Microinverter to your ...
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Page 19: Replace A Microinverter
Replace a Microinverter Follow this procedure to replace a failed APS Microinverter Disconnect the APS Microinverter from the PV Module, in the order shown below: Disconnect the AC by turning off the branch circuit breaker. Disconnect the first AC connector in the branch circuit. - Page 20 APS website http://www.altenergy-power.com for a list of approved PV modules. WARNING: You must match the DC operating voltage range of the PV module with the allowable input voltage range of the APS Microinverter. WARNING: The maximum open circuit voltage of the PV module must not exceed the specified maximum input voltage of the APS Microinverter.
- Page 21 IEEE 1547 * Programmable per customer and utility requirements. Specifications subject to change without notice – please ensure you are using the most recent update found at www.APSamerica.com All settings UL approved 4/14 © All Rights Reserved APS YC500A-MIW Installation/User Manual...
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Page 22: Efficency Cruves
ALTENERGY POWER SYSTEM, INC. Efficency Cruves ALTENERGY POWER SYSTEM, INC. 8. Efficiency Curves 8. Efficiency Curves YC500-NA Efficiency-temperature Curves YC500-NA Efficency-temperature Curves YC500-NA Efficiency-temperature Curves YC500-NA Efficiency Curves YC500-NA Efficency Curves YC500-NA Efficiency Curves APS YC500A-MIW Installation/User Manual... -
Page 23: Wiring Diagrams
Sample Wiring Diagrams Sample Wiring Diagram - 120V/240V Three Phase Figure 11 APS YC500A-MIW Installation/User Manual... -
Page 24: Sample Wiring Diagram - 120V/240V Split Phase
Sample Wiring Diagram - 120V/208V Three Phase Figure 12 NOTE: The ECU should function properly when connected to L1, L2 or L3. APS YC500A-MIW Installation/User Manual... -
Page 25: Sample Wiring Diagram - 120V/ 208V Three Phase
Sample Wiring Diagram - 277V/480V Three Phase Figure 13 NOTE: The ECU should function properly when connected to L1, L2 or L3. APS YC500A-MIW Installation/User Manual...
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