roll of 3/4" flex
189
The wire size and Breaker size we should use for a Tesla EV charger
(bonus 50 points to include Wallbox sizes, include neutral,EGC, hots)
what is 60A 2p w/ #6 wire #10 EGC
What is 50A 2p w/ #8 wire #10 EGC no Neutral needed
Pic #1
Wire loom
What's wrong with this pic
#1a / #1b
Wires landing at DC MPPT terminals is incomplete (not all strands land at terminals).
Who are the people in your chain of command
Who is my crew lead
Who is matt H
Who is Kerry/Skyler
Order is important! Brad is also always all ears and can direct you if you need anything.
IR 14' rail
49.5
An unintentional, electrically conducting connection between an ungrounded conductor and the normally non-current carrying conductors, metallic enclosures etc.
Ground fault
Pic #2
Connon ball/ Enphase end connector
Whats wrong with this pic
#2
Ungrounded conductor cannot be marked using white, gray, or white striped conductors to avoid confusion with grounded conductor markings
our resi sale goal for 2023 (# of jobs within 25)
200-250
PV power source sticker
1.40
Define "straight Pull"
Define "U Pull"
bonus 100pts: What is the minimum box size for a straight pull. with a 3/4" emt and 1" emt entering one side and 1.5" emt coming out the opposite side.
12x whatever x whatever
1.5*8=12
314.28A1
Pic #3
Jet Line/ Pull Rope/ 250' tape measure
Whats wrong with this pic
Grounded conductor is not properly identified as white or gray.
Equipment grounding conductor (EGC) is not properly identified as either bare, green, or green with continuous yellow stripe(s).
name this core value:
Be forward thinking
Have Humility
Seek the greater good
Actions speak louder than words
Be a Leader
S clip
.21
What is the full load current of a 7.7 and a 3.0 kw inverter combined.
What should the wire size and breaker size be for the output of the combined inverters
7.7+3.0KW = 10,700W
10,700W/240V=44.58A
44.58*1.25=55.729A
Round up tp nearest breaker size = 60A breaker
Wire size 6
Pic #4
MC4 or Enphase Ferrule
What's wrong with this pic
DC power source information label is missing, incomplete, or unsuitable for the environment. Label: OPERATING CURRENT____ OPERATING VOLTAGE____ MAXIMUM SYSTEM VOLTAGE____ SHORT CIRCUIT CURRENT____
UFO clamp W/ end
3.13
tell me about OHMS law!
If you know 2of the three values you can figure out the third.
V=I*R
I=V/R
R=E/I
Pic #5
N3
Fused
60a simgle phase disco
What's wrong with this pic
PV backfeed breacker PV disconnect label not located adjacent to circuit breaker Per NEC 705.12 (D)(2)(3)(b