Admin Request for Inspection REA Solar Mini Grid
| Application for | REA Solar Mini-Grid Project |
|---|---|
| REA Code | REA-NEP-MG |
| REA LOT Number | 0292 |
| REA-NEP-MG | PBG |
| Blank | Akure |
| Register as | Corporate |
| NEMSA Certificate Number | CC/CEIF/PR/00609 |
| First Name | Joseph |
| Last Name | Ojo |
| Position | Chief Business Officer |
| Phone | 08054016128 |
| j.ojo@a4tintegrated.com | |
| Address |
27b, Olumoroti Jaiyesimi street, Gbagada Phase 2, Lagos State |
| State | Lagos |
| Company Name | A4&T Power Solutions |
| Company Email | info@a4tintegrated.com |
| Company Phone | 08054016128 |
| Tax Registration Number | 20022603-0001 |
| Address |
27b, Olumoroti Jaiyesimi street, Gbagada Phase 2, Lagos State |
| State | Lagos |
| Name of the Village/Community | Araromi Obu |
| State | Ondo |
| Local Government Area | Ilaje |
| Number of Inhabitants | 5232 |
| GPS Coordinates | Lat. 6.60241, Long. 4.492307 |
| Site Address/Detail Description |
Araromi Obu is a community with a large span of land in the Ilaje area of Ondo State. The community houses a rubber estate and other agro-processing activities. |
| Activities | Business Activity, Educational Facility, Health Care Facility, Residential |
| Total Solar PV Installed (kWp) | 499 |
| Total Solar PV Energy Produce Per Day (kwh) | 4371 |
| Total Storage Capacity (kwh) | 1382 |
| Total Load/Energy Requirement (kWh) | 72 |
| Storage Technology/Manufacturer | Lithium/Jinko |
| Type of Coupling (AC/DC) | DC |
| Generator Rated Power (kVA) | 600 |
| Year of Construction | 2023 |
| Fuel Type | Diesel |
| Generator Model/Manufacturer | Perkins |
| Operation | Automatic |
| Date of Installation of Mini-Grid | October 30, 2023 |
| Date of Application | November 7, 2023 |
| Manufacturer | Jinko |
| Model | JKM400M-6RL3-V |
| Technology | Monocrstalline |
| STC power (Wp) | 400 |
| Number of Cells | 72 |
| MPPT Current | 80Amps |
| MPPT Voltage | 150V |
| Module catalogue # | 10 |
| Number Series | Parallel | 18-7 |
| Total Power (Wp) | 7200 |
| Fuse (A) | 250 |
| Surge Protection Device | 20KA/40KA |
| Converter Catalogue | 0 |
| Cable cross-section | 10mm2 |
| Manufacturer | Jinko |
| Model | JSO12048165 |
| Technology | MPPT |
| Rated Power | 36000 |
| Rated Voltage | 1000 |
| Rated Current | 50 |
| Manufacturer | Jinko |
| Model | JKS540K-150H |
| Technology | Lithium |
| Cell Voltage (V) | 3.2 |
| Battery Voltage | 400 |
| C10 Capacity | 96 |
| Charge Voltage | 1000 |
| Module Catalogue # | 10 |
| Number Series | Parallel | 11-2 |
| Total C10 capacity [kWh] | 150 |
| Fuse rating [A] | 20 |
| Date of cell production | March 7, 2023 |
| Cable cross-section [mm²] | 120 |
| PV Generator | Expected open circuit voltage [V] |
| String Number | 1 |
| Value | 7200 |
| PV Generator | Measured open circuit voltage [V] |
| String Number | 1 |
| Value | 5400 |
| PV Generator | Expected load circuit voltage [V] |
| String Number | 1 |
| Value | 704 |
| PV Generator | Measured load circuit voltage [V] |
| String Number | 1 |
| Value | 616 |
| PV Generator | Expected short circuit current [A] |
| String Number | 1 |
| Value | 192 |
| PV Generator | Measured short circuit current [A] |
| String Number | 1 |
| Value | 180 |
| PV Generator | Measured ambient temperature [°C] |
| String Number | 1 |
| Value | 35 |
| PV Generator | Measured module temperature [°C] |
| String Number | 1 |
| Value | 33 |
| PV Generator | Measured solar insulation [W/m²] |
| String Number | 1 |
| Value | 1000 |
| PV Generator | Expected power output [kW] |
| String Number | 1 |
| Value | 7200 |
| PV Generator | Measured power output [kW] |
| String Number | 1 |
| Value | 5400 |
| PV Generator | Measured earth resistance of support structure [Ohm] |
| String Number | 1 |
| Value | 1 |
| PV Generator | General visual inspection observations |
| String Number | 1 |
| Value | Yes |
| PV Generator | Surge Protective Devices functional (indicator at device)? |
| String Number | 1 |
| Value | Yes |
| PV Generator | Overcurrent protection operational (correct fuse rating)? |
| String Number | 1 |
| Value | Yes |
| PV Generator | String cables fixed and cables without damages |
| String Number | 1 |
| Value | Yes |
| PV Generator | Connectors properly connected under no mechanical strain |
| String Number | 1 |
| Value | Yes |
| Inverter/Charge Controller | General visual inspection observations |
| String Number | 1 |
| Reference | Yes |
| Inverter/Charge Controller | Inverter protection settings programmed to local requirements? |
| String Number | 1 |
| Reference | Yes |
| Inverter/Charge Controller | When an RCD is installed to the AC circuit feeding an inverter, the RCD type shall be verified to ensure it has been selected according to the requirements of IEC 60364 |
| String Number | 1 |
| Reference | Yes |
| Inverter/Charge Controller | Means of isolating the inverter been provided on the AC side? |
| String Number | 1 |
| Reference | Yes |
| Inverter/Charge Controller | Isolating and switching devices been connected such that PC installation is wired to the “load” side and the public supply to the “source” side? |
| String Number | 1 |
| Reference | Yes |
| Inverter/Charge Controller | All Inverters/Charge controller operating correctly? |
| String Number | 1 |
| Reference | Yes |
| Inverter/Charge Controller | Inverter/charge controller protection settings and installer details displayed on site? |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | General visual inspection observations |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | Wiring properly done without visual deficits |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | Tightening torque of all screws to connectors to the batteries and in between the cells of the batteries is according to the equipment manufacturer’s recommendations |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | Battery inverter or charge controller parameters are properly set (correct system configuration, date and time, control of the load shedding relays, reading of external temperature sensor verified, …) |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | State of charge (If applicable state of health) |
| String Number | 1 |
| Reference | Good |
| Battery Storage | Safety measures for the respective types of batteries applied |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | Deep discharge protection, over-charge protection and temperature monitoring installed and functional |
| String Number | 1 |
| Reference | Yes |
| Battery Storage | Cell voltage |
| String Number | 1 |
| Reference | 300 |
| Battery Storage | Cell temperature |
| String Number | 1 |
| Reference | 35 |
| General Safety/Security | General visual inspection observations |
| String Number | 1 |
| Reference | Done |
| General Safety/Security | Inverter protection settings programmed to local requirements? |
| String Number | 1 |
| Reference | Yes |
| General Safety/Security | When an RCD is installed to the AC circuit feeding an inverter, the RCD type shall be verified to ensure it has been selected according to the requirements of IEC 60364 |
| String Number | 1 |
| Reference | Yes |
| General Safety/Security | Means of isolating the inverter been provided on the AC side? |
| String Number | 1 |
| Reference | Yes |
| General Safety/Security | Isolating and switching devices been connected such that PC installation is wired to the “load” side and the public supply to the “source” side? |
| String Number | 1 |
| Reference | Yes |
| General Safety/Security | All Inverters/Charge controller operating correctly? |
| String Number | 1 |
| Reference | Yes |
| General Safety/Security | Inverter/charge controller protection settings and installer details displayed on site? |
| String Number | 1 |
| Reference | Yes |
| Official Letter of Request | https://nemsa.gov.ng/wp-content/uploads/formidable/67/Letter-for-Inspection-Request-Araromi.pdf |
| PV System | https://nemsa.gov.ng/wp-content/uploads/formidable/67/PV-SYSTEM.pdf |
| Charge Controller or Grid-tie Inverter | https://nemsa.gov.ng/wp-content/uploads/formidable/67/GRID-TIE-INVERTER.pdf |
| Combiner Boxes | https://nemsa.gov.ng/wp-content/uploads/formidable/67/COMBINER-BOX-5.pdf |
| Battery System | https://nemsa.gov.ng/wp-content/uploads/formidable/67/BATTERY-SYSTEM.pdf |
| Earthing & Surge Protection System | https://nemsa.gov.ng/wp-content/uploads/formidable/67/Earthing-System-Surge-Protection-2.pdf |
| User ID | Joseph Ojo |