Admin Request for Inspection REA Solar Mini Grid

Application for REA Solar Mini-Grid Project
REA Code REA-NEP-MG
REA LOT Number 053
REA-NEP-MG PBG
Inspectorate Field Office closest to site location Akure
Register as Corporate
NEMSA Certificate Number CC/CEIF/PR/00609
First Name Joseph
Last Name Ojo
Position Chief Business Officer
Phone +234 8054016128
Email info@a4tintegrated.com
Address

27B Olumoroti Jaiyesimi Street,
Gbagada Phase 2
Lagos
Nigeria

State Lagos
Company Name A4&T Power Solutions Limited
Company Email info@a4tintegrated.com
Company Phone +234 7057788920
Tax Registration Number 20022603-0001
Address

27b Olumoroti Jaiyesimi Street,
Gbagada Phase 2,
Lagos

State Lagos
Name of the Village/Community Oloruntedo
State Ondo
Local Government Area Ondo West
Number of Inhabitants 1800
GPS Coordinates 6.937, 4.779
Site Address/Detail Description

Along Erinla Road, Bagbe

Activities Business Activity, Residential, religious
Total Solar PV Installed (kWp) 32
Total Solar PV Energy Produce Per Day (kwh) 37.44
Total Storage Capacity (kwh) 103.680
Total Load/Energy Requirement (kWh) 161.8
Storage Technology/Manufacturer Lead Acid/Eternity
Type of Coupling (AC/DC) DC
Generator Rated Power (kVA) 50
Year of Construction 2022
Fuel Type Diesel
Generator Model/Manufacturer Perkins
Operation Automatic
Date of Installation of Mini-Grid January 13, 2023
Date of Application January 19, 2023
Mini-Grid Owner (Full Name) A4&T Power Solutions Limited
Phone 08054016128
Email info@a4tintegrated.com

Manufacturer Jinko
Model JKM400M-6RL3-V
Technology Monocrystalline half cell
STC power (Wp) 400
Number of Cells 144
MPPT Current 10.91
MPPT Voltage 36.67

Module catalogue # 10
Number Series | Parallel 8/4
Total Power (Wp) 32000
Fuse (A) 63
Surge Protection Device 40KA
Converter Catalogue 0
Cable cross-section 10mm

Manufacturer Schneider
Model CL36000
Technology MPPT
Rated Power 36000
Rated Voltage 1100
Rated Current 88

Manufacturer Eternity
Model SGEL-ET1080SOLAR
Technology Lead Acid
Cell Voltage (V) 2
Battery Voltage 1080
C10 Capacity 896
Charge Voltage 2.54

Module Catalogue # SGEL-ET1080SOLAR
Number Series | Parallel 2/1
Total C10 capacity [kWh] 1.792
Fuse rating [A] 250
Date of cell production June 18, 2022
Cable cross-section [mm²] 120

PV Generator Expected open circuit voltage [V]
String Number 1
Value 441.2
PV Generator Measured open circuit voltage [V]
String Number 1
Value 352.9
PV Generator Expected load circuit voltage [V]
String Number 1
Value 366.7
PV Generator Measured load circuit voltage [V]
String Number 1
Value 301.5
PV Generator Expected short circuit current [A]
String Number 1
Value 11.57
PV Generator Measured short circuit current [A]
String Number 1
Value 11.0
PV Generator Measured ambient temperature [°C]
String Number 1
Value 25
PV Generator Measured module temperature [°C]
String Number 1
Value 26
PV Generator Measured solar insulation [W/m²]
String Number 1
Value 1000
PV Generator Alternatively, estimated insulation (cloudy, sunny, mist, …)
String Number 1
Value Sunny
PV Generator Expected power output [kW]
String Number 1
Value 4000
PV Generator Measured power output [kW]
String Number 1
Value 3015
PV Generator Measured continuity to main equipotential bar [Ohm]
String Number 1
Value 0.0
PV Generator Measured earth resistance of support structure [Ohm]
String Number 1
Value 0.2
PV Generator Result of verification of measured values (OK, low, …)
String Number 1
Value Ok
PV Generator General visual inspection observations
String Number 1
Value Ok
PV Generator String cables fixed and cables without damages
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 Connectors properly connected under no mechanical strain
String Number 1
Value Yes

Inverter/Charge Controller General visual inspection observations
String Number 1
Reference ok
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 protection settings programmed to local requirements?
String Number 1
Reference yes

Battery Storage General visual inspection observations
String Number 2
Reference ok
Battery Storage Wiring properly done without visual deficits
String Number 2
Reference ok
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 2
Reference ok
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 2
Reference ok
Battery Storage Safety measures for the respective types of batteries applied
String Number 2
Reference Yes
Battery Storage Deep discharge protection, over-charge protection and temperature monitoring installed and functional
String Number 2
Reference yes
Battery Storage Cell voltage
String Number 2
Reference 2V
Battery Storage Cell temperature
String Number 2
Reference 20

General Safety/Security General visual inspection observations
Reference Ok
General Safety/Security Inverter protection settings programmed to local requirements?
Reference Yes
General Safety/Security Means of isolating the inverter been provided on the AC side?
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?
Reference Yes
General Safety/Security All Inverters/Charge controller operating correctly?
Reference Yes
General Safety/Security All Inverters/Charge controller operating correctly?
Reference Yes
General Safety/Security Inverter/charge controller protection settings and installer details displayed on site?
Reference Yes
Official Letter of Request https://nemsa.gov.ng/wp-content/uploads/formidable/67/Letter-for-Inspection-Request-NEMSA.pdf
PV System https://nemsa.gov.ng/wp-content/uploads/formidable/67/Solar-Panels-Data.xlsx.pdf
Charge Controller or Grid-tie Inverter https://nemsa.gov.ng/wp-content/uploads/formidable/67/SLD_Inverter-System.pdf
Combiner Boxes https://nemsa.gov.ng/wp-content/uploads/formidable/67/COMBINER-BOX-2.pdf
Battery System https://nemsa.gov.ng/wp-content/uploads/formidable/67/Battery-Data-1.pdf
Earthing & Surge Protection System https://nemsa.gov.ng/wp-content/uploads/formidable/67/Earthing-System-Surge-Protection.docx-1.pdf
User ID Joseph Ojo