NEMA 4 enclosures do not require WP/RT connections. The enclosure provides the 
protection, just like all outdoor equipment like HVAC units, outdoor panels and 
terminal blocks inside NEMA 4. Ever see a WP breaker connection other than an 
open lug or how about rooftop combiners?


>From the Solar, Wind and Hydro powered office of Jeff Oldham/Regenerative 
>SOLutions
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57-Year-Old Mom Looks 25
Mom Reveals $5 Wrinkle Trick That Has Angered Doctors!
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