Elmo Rietschle G-BH7e - Manual (Page 11)

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Technical data
2 Technical data
2.1 Mechanical data
2.1.1 Weights
Weight Type
approx. [kg] approx. [lbs]
Single−impeller design
2BH7210−0.N1 20
44
2BH7210−0.N5 32 71
2BH7310−0.N2 20 44
2BH7310−0.N6 35 77
2BH7410−0.N1 27 60
2BH7410−0.N5 42 93
2BH7510−0.N2 39 86
2BH7510−0.N6 48 106
2BH7610−0.N3 45 99
Two−impeller design
2BH7220−0.N5 38
84
2BH7320−0.N5 40 88
2BH7320−0.N8 46 101
2BH7420−0.N2 43 95
2BH7420−0.N5 49 108
2BH7520−0.N7 61 134
2BH7620−0.N3 58 128
2BH7620−0.N4 68 150
Three-impeller design
2BH7630−0.N6 96
212
2.1.2 Noise level
Measurement conditions
Measuring-surface sound-pressure level as per
EN ISO 3744, measured at a distance of 1 m
[3.28 ft] at an operating point of approximately
2/3 of the permissible total pressure difference
with the lines connected without a vacuum or
pressure relief valve, tolerance
3 dB (A).
1−m measuring−surface
sound−pressure level L for
operation with output
frequency [dB(A)]
Type
50 Hz 60 Hz 86 Hz
Single−impeller design
2BH7210−0.N1 70 70 74
2BH7210−0.N5 70 70 74
2BH7310−0.N2 70 70 76
2BH7310−0.N6 70 70 76
2BH7410−0.N1 70 70 76
2BH7410−0.N5 70 70 76
2BH7510−0.N2 70 70 78
2BH7510−0.N6 70 70 78
2BH7610−0.N3 70 71 77
Two−impeller design
2BH7220−0.N5 70 70 74
2BH7320−0.N5 70 70 76
2BH7320−0.N8 70 70 76
2BH7420−0.N2 70 70 76
2BH7420−0.N5 70 70 76
2BH7520−0.N7 70 70 78
2BH7620−0.N3 70 71 80
2BH7620−0.N4 70 71 80
Three-impeller design
2BH7630−0.N6 77 80 80