Fittings and Conduit Bodies
Junction Box (less than 1000v)
Junction Box (greater than 1000v)
NEMA Ratings
Instructors Choice
100

NEC section dealing with conduit bodies and fittings

What is Section 314

100

Minimum length for a straight pull with two 5-inch conduits and entry and exit

What is 40 inches

100

For an angle pull, the minimum bend radius for non-shielded cable

What is 24 times the cable OD

100

Ingress Progression 

What is the IP classification

100

100 cubic inches

What is the min area of a junction box where a power distribution block is installed

200

Type of LB with the most interior volume

What is A MOGAL lb

200

Minimum distance between entry and exit points for 4" conduits in an angle pull 

What is 24"

200

48 times the OD of the largest conductor

What is the minimum box length for straight pulls of shielded cable

200

Provides protection against dust, light and indirect splashing but is not intended for outdoor use  

What is NEMA 12

200

NEC Article covering grounding and bonding

What is Article 250

300

Installed to protect conductors and to provide a grounding connection

What is a grounding bushing

300

Watertight and corrosion resistant 

What is NEMA 4X

300

36 times the largest cable OD

What is the min box length for shielded cable

300

NEMA rating for a box that resists dust and water splashing from any direction

What is NEMA 13

300

Has gasket to prevent water entering from any angle

What is watertight

400

Minimum box depth for a straight pull with a 5" conduit at both entry and exit points with three #750 kcmil cable installed

What is only deep enough for the lock nut or grounding bushing to be installed

400

NEC article covering pull and junction box requirements

What is 314, Part III

400

65 gallons per minute for 5 minutes

What must a NEMA 4 enclosure be able to withstand

400

NEC section covering the requirements for handholes containing conductors operating at over 1000 volts

What is NEC section 314.71

500

Type of coupling that can be used to join two RMS conduits that cannot be turned

What is a hinged coupling

500

Handhole construction standard

What is ANSI / SCTE 77-2013

500

NEC section covering the required labeling boxes or enclosures

What is section 314.72(E)

500

Protection against water (IP Classification)

What is the second number in the classification code 

500

#8 in the IP classification code

What is the classification code for suitable for continuous submersion

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