A building management system controller housed in a NEMA 3R enclosure is surface-mounted to a 16-gauge air handling unit wall. The enclosure secures to P1000 Unistrut metal framing channels or equivalents using three number 10 stainless steel sheet metal screws per strut. Each strut attaches with two quarter-inch diameter Unistrut hex head cap screws and strut nuts, paired with channel nuts featuring springs. The assembly details front and side elevation dimensions for positioning the enclosure and channel supports.
43" MAX. 11" MIN. 31"MAX. 12- 1_ 2 "MIN. FRONT ELEVATION VIEW (3) #10 S.S. SMS PER STRUT 1"MIN. TYP 1"MIN. TYP. BMS CONTROLLER IN NEMA 3R ENCLOSURE. P1000 STRUT OR EQUIVALENT (TYP.) MOUNTING PLATE FOR BMS CONTROLLER (2) 1/4"-DIA UNISTRUT HEX HEAD CAP SCREW & STRUT NUTS PER STRUT 1"MIN. 2"MIN. 1"MIN. 5"MAX. (TYP) SIDE ELEVATION VIEW AHU WALL BY OTHERS, 16 GA. 12"MAX. 8"MAX. 24"MAX P1000 UNISTRUT OR EQUIVALENT UNISTRUT CHANNEL NUT WITH SPRING #10 S.S. S.M. SCREW, TYP.
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