For Contractors

Here are some videos with technical solar content. By solar installers for solar installers. And for those who want to learn more about solar.

Intro to Solar
> Intro to Solar – Types of Solar Energy (3:34 mins)
> How Solar Works (4:59)
> Intro to Photovoltaic Solar (2:32)
> How PV panels work (1:27)
> Energy 101 (3:24)
3 Types of Radiation (2:45)
AC & DC Grounding Methods (3:38)

Different Types of Systems
Overview of a Grid-Tied PV System (1:11)
Overview of an Off-Grid PV System (0:59)
> Remote Area (7:44)

Designing a Solar System
Tilt and Mount Angle (5:34)
How to Size a Solar System (12:30)
Solar System Design, Block Diagrams and Worksheets (1:40)
MidNite Solar’s String Sizing Tool (8:42)
Solar FAQ’s (4:12)
> NEC Grounding Code (5:19)

 Estimating Solar Cost
How to Calculate Solar Size and Cost (3:23)

Installation of Panels
Panel Selection and Mounting (6:16)
> Ground Mount (3:22)
> Slanted Roof SolarWorld (1:39)
> SANYO Solar Install (4:12)

Installation of Racking
Installing the Mounting System (5:31)
> Flat Roof Ballasted Soltecture (3:01)
> Tiled Roof Install (5:46)
> Utility Ground Mount System (3:37)
> Conergy Solar Mounting System (6:02)
> Flat Roof Ballast (1:43)
Cooper B-Line’s F.A.S.T. System (4:52)
Installing a Rail System on Tilt Legs (3:45)
> IronRidge Math for Tilt Mounts (6:17)
> IronRidge Math for Flush Mounts (7:46)
IronRidge Roof Mounts (6:01)
Grizzly Bear® Flat Roof Mounting System (6:05)
Ground-Mount Racking System (2:06)
> Flashing your Roof

Installation of Inverters
Inverter Installation (7:33)
Inverter and Power Grid Connection (5:26)
> Enphase Micro Inverter (2:46)
Installation guide Powador 30.0 TL3 – 39.0 TL3 (8:34)
> ReneSola Micro Inverter (1:24)

Installation of Batteries
Solar Workshop – Batteries, Cabling & Fuses (6:05)
Solar Battery System Maintenance (9:09)
Maintaining deep-cycle batteries in the field (1:07:38)
How to Size Battery Banks for Off-Grid Applications (52:42)
Battery Myths & Legends (2:08)
Deep-Cycle Battery Technologies (4:02)
Understanding Battery Capacity & Life Expectations (3:10)
Trojan Battery Industrial Line of Deep-Cycle Batteries (15:00)

Monitoring
Solar Systems Monitoring & Analyzing (4:17)

Charge Controllers
MPPT Charge Controller Installation (14:00)
Classic Charge Controller Training (27:16)

Solar Financing
New Mexico Solar Financing (1:50)

Solar tariffs, Incentives by market
Solar market overview in 2011 (9:23)
2012 Year-in-Review (1:15:00)

Becoming a Solar Installer
Renewable Energy as a Career Path (4:59)
How to learn more about solar? Online courses or classroom training? (3:07)
Solar Training & NABCEP Certification (2:35)
> Mike Holt Electrical Instructors 

Solar Sales
> The Secret to Solar Sales? Feet on the Street (4:53)
> Secrets of Closing & Overcoming Objections (10:39)