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Implement workplace safety practices
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Identify workplace hazards and perform a site hazard assessment
Use fall protection equipment to mitigate risks on steep roofs
Use ladders safely
Identify electrical shock hazards
Use lock-out tag-out practices for safe electrical work
Use electrical gloves, face protection, and other PPE as appropriate
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Demonstrate solar PV wiring and wire management techniques
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Distinguish between current carrying conductors, the grounded conductor, and the grounding conductor
Describe acceptable color codes for various conductors according to industry practice and the National Electric Code
Explain electrical conductor sizing and the principles behind wire size selection
Use various types of electrical conductor terminations and connections
Differentiate between various types of electrical conductors and those suitable for indoor, outdoor, and underground use in a wet location
Use touch-safe PV cable connectors
Read a solar PV one-line electrical diagram
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Demonstrate solar PV grounding and bonding techniques
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Identify the reasons to ground a system
Distinguish between electrical circuit (system) grounding and electrical equipment grounding
Describe how dissimilar metals interact and how this impacts electrical bonding
Use hardware and materials that are suitable for making various types of grounding and bonding connections
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Layout a roof mounted PV system to achieve aesthetic panel orientation and appearance
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Use safe module handling practices
Use torque wrenches and other tools appropriately
Use different types of Solar PV Modules and Racking
Correctly wire solar PV panels to form series strings and to combine parallel circuits
Describe basic residential roof structures and attachment methods for PV panels
Demonstrate various techniques for making and sealing roof penetrations
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Install PV systems using both DC to AC String Inverters and Micro Inverters
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Use safe processes to verify the electric potential and polarity of a PV system
Correctly wire combined PV homerun conductors to attach to a central string inverter
Correctly wire the AC side of a string and/or microinverter to an electrical service panel
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Install solar PV disconnect and overcurrent protection devices
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Identify different types of disconnect and overcurrent protection devices
Describe why and where disconnect devices are required in a solar PV system
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Demonstrate solar PV commissioning procedures
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Identify all power sources
De-energize circuits, remove fuses, and open disconnects and overcurrent protection devices
Lock-out and tag-out power sources
Install and terminate solar PV system wiring
Replace fuses
Connect PV output circuits and check DC potential and polarity
Check AC potential and polarity
Close breakers and switches to energize the system
Turn on inverter and verify system initialization and energy production
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Operate solar PV controls and communication systems
Assessment Strategies
Practical Hands-on Lab Activity, Quiz
Criteria
Manage data communication conductors and terminations
Use monitoring software platforms