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EM-NRV NORTH AMERICAN SUPPLEMENTAL MANUAL - V2016NRV-ELE
ECOMAXX EM-NRV
NO RETURN VALVE SPECIFICATIONS
STANDARD FEATURES (ALL SIZES)
Heavy Duty Welded Steel Construction * Epoxy Powder Coated Safety Red Finish
Flanged Inlet and Outlet with Co-Flanges * Grounding Lugs * Locking Mechanism(s)
ATEX Certification

Sizes 7” Thru 28”
o
Certified ATEX EN16447 & EN15089
 Certified: CE0477 II D
 Certified N. EUT 14 ATEX 1954
o
Application Class: ST3 (Kst max 400 bar m/s)
o
P
red
Max: 0.5 Bar
o
Maximum Velocity: 5905 FPM
o
Maximum Pressure: 200.93” H
2
O / 14.76” Hg
o
Process Temperature Range: -4° F to 140° F (- 20° C to +60° C)
o
Pressure Drop @ 5905 FPM (Sizes 7” - 18”): 0.25” H
2
O
o
Pressure Drop @ 5905 FPM (Sizes 20” - 28”): 0.40” H
2
O
o
Minimum Distance (Sizes 7”- 16”) From Collector: 2 meters / 6.56 feet
o
Maximum Distance (Sizes 7”-16”) From Collector: 4 meters / 13.12 feet
o
Minimum Distance (Sizes 18”- 28”) From Collector: 3 meters / 9.84 feet
o
Maximum Distance (Sizes 18”-28”) From Collector: 6 meters / 19.69 feet
o
Horizontal Installation Only

Sizes 32” Thru 40”
o
Certified ATEX EN15089
 Certified: CE2049 II D

Certified N. EUM1 12 ATEX 0714
o
Application Class: ST2 (Kst max 299 bar m/s)
o
P
red
Max: 0.25 Bar
o
Maximum Velocity: 5905 FPM
o
Maximum Pressure: 100.47” H
2
O / 7.38” Hg
o
Process Temperature Range: -4° F to 140° F (- 20° C to +60° C)
o
Pressure Drop @ 5905 FPM: 0.63” H
2
O
o
Minimum Distance From Collector: 3 meters / 9.84 feet
o
Maximum Distance From Collector: 6 meters / 19.69 feet
o
Horizontal Installation Only