Solar PV String Monitoring and SCADA Verification Checklist
This solar PV string monitoring and SCADA verification checklist ensures compliance with IEC 61724-1 (Photovoltaic System Performance Monitoring), IEC 62446-2 (PV System Maintenance), NERC CIP cybersecurity requirements for bulk electric system assets, and OT (operational technology) security best practices. Designed for solar O&M technicians and asset managers to verify string monitoring data integrity, SCADA system health, and cybersecurity controls at utility-scale solar facilities.
- Industry: Renewable Energy
- Frequency: Monthly
- Estimated Time: 2-3 hours
- Role: Solar O&M Technician / SCADA Engineer
- Total Items: 30
- Compliance: IEC 61724-1 Photovoltaic System Performance Monitoring, IEC 62446-2 PV System Inspection and Maintenance, NERC CIP Cybersecurity Standards (if BES asset), NIST SP 800-82 Guide to Industrial Control Systems Security, IEC 62351 Power Systems Data and Communications Security
Data Quality and Completeness
Monitoring data quality assessment.
- String-level data recovery rate >95% for the month?
- No strings showing stuck or frozen data readings?
- All device timestamps synchronized and accurate?
- Irradiance sensor data consistent with expected values?
- SCADA energy totals reconciled with revenue meter?
String Performance Monitoring
String-level performance anomaly detection.
- Underperforming strings (>10% below peer group) identified?
- Offline or zero-production strings investigated?
- All string fault alarms reviewed and actioned?
- Combiner box current readings consistent across inputs?
- Inverter clipping events documented and assessed?
Inverter Monitoring
Inverter performance and fault monitoring.
- All inverters online and producing?
- Inverter conversion efficiency within expected range?
- No unresolved active inverter faults?
- Reactive power (VAR) dispatch within utility requirement?
- All inverters communicating with SCADA?
Cybersecurity and Access Controls
SCADA and OT system cybersecurity.
- SCADA system software and firmware patches current?
- Remote access log reviewed for unauthorized access?
- IT/OT network firewall and segmentation active?
- VPN required for all remote SCADA access?
- Multi-factor authentication (MFA) on remote access?
Alarm Management
SCADA alarm system health.
- No unacknowledged critical alarms in SCADA?
- Nuisance alarms managed and rationalized?
- Alarm escalation procedures tested?
- 24/7 remote monitoring active (NOC or equivalent)?
- Average alarm response time within SLA?
Backup and Disaster Recovery
SCADA backup and recovery readiness.
- SCADA historical data backed up daily?
- Device configuration backups current?
- Failover/redundancy for critical monitoring components?
- SCADA recovery procedure tested in last 12 months?
- SCADA Monitoring Notes
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Why Use This Solar PV String Monitoring and SCADA Verification Checklist?
This solar pv string monitoring and scada verification checklist helps renewable energy teams maintain compliance and operational excellence. Designed for solar o&m technician / scada engineer professionals, this checklist covers 30 critical inspection points across 6 sections. Recommended frequency: monthly.
Ensures compliance with IEC 61724-1 Photovoltaic System Performance Monitoring, IEC 62446-2 PV System Inspection and Maintenance, NERC CIP Cybersecurity Standards (if BES asset), NIST SP 800-82 Guide to Industrial Control Systems Security, IEC 62351 Power Systems Data and Communications Security. Regulatory-aligned for audit readiness and inspection documentation.
Frequently Asked Questions
What does the Solar PV String Monitoring and SCADA Verification Checklist cover?
This checklist covers 30 inspection items across 6 sections: Data Quality and Completeness, String Performance Monitoring, Inverter Monitoring, Cybersecurity and Access Controls, Alarm Management, Backup and Disaster Recovery. It is designed for renewable energy operations and compliance.
How often should this checklist be completed?
This checklist should be completed monthly. Each completion takes approximately 2-3 hours.
Who should use this Solar PV String Monitoring and SCADA Verification Checklist?
This checklist is designed for Solar O&M Technician / SCADA Engineer professionals in the renewable energy industry. It can be used for self-assessments, team audits, and regulatory compliance documentation.
Can I download this checklist as a PDF?
Yes, this checklist is available as a free PDF download. You can also use it digitally in the POPProbe mobile app for real-time data capture, photo documentation, and automatic reporting.