Mike Lempka

41 subscribers

58 videos

A Master Electrician by Trade and Electrical Instructor Dropping in educational content to help you prep and master the NEC for testing, occasional videos fr...

Latest Videos

NEC Calculations - Multiple Electric Dryers on a 3 Phase Service

NEC Calculations - Appliance Demand Load

NEC Calculations - Cooking Equipment over 12kw

NEC Calculations - Multiple household cooking Appliances

NEC Calculations - Number of lighting branch circuits for a dwelling

NEC Calculations - Ampactiy adjustment and conductor selection

NEC Calculations - Motor with SO cord

NEC Calculations - Motor Feeder Tap Conductor

NEC Calculations - Generator Conductor Calculation

NEC Calculations - Motor EGC calculation and 250.122

NEC Calculations - Calculating Fire Pump LRA with Code Letters

NEC Calculations - Motor Calc - Wire size with multi current carrying conductors

NEC Calculations - Sizing 2-wire XFMR - OCPD with 240.4 comparison

NEC Calculations - Sizing XFMR secondary OCPD

NEC Calculations - Sizing a EMT Nipple for multiple wires

NEC Calculations - Box Fill with over 4 EGC's

NEC Calculations - Box Fill Calculations

NEC Calculations - Pipe Fill Calculations

NEC Calculations - Sizing EGC's with Voltage Drop - Trick!

NEC Calculations - Sizing load side Bonding Jumpers

NEC Calculations - Sizing Main Bonding Jumper over 1100kcmil

NEC Calculations - EGC's and Voltage Drop

NEC Calculations - Adjustment Factors

NEC Calculations - Multiple Motor Feeder

AB Powerflex 4 - VFD Basics

TECO-SG2 PLR Basics

Christmas Lighting 2024 - Phase 2

Project Big Bulb - Custom RGB christmas lights

Christmas Lighting 2024 - Phase 1

New Xmas Yard Tech 2024