Armstrong Design Envelope 4380 - Noise Levels; De Ivs Pumps; Depm Ivs Pumps

installation &
operating instructions
Design Envelope 4300 & 4380 Vertical
In-line pumping unit with ivs drive
5
1.1.4 noise levels
1.1.4.1 de ivs pumps
Typical Pumping Unit Sound Pressure Level with induction motors, Decibels, A-Weighted, at 1 m (3 ft.) from unit.
1500 rpm 3000 rpm
fr ame
designation
fcm tefc fcm tefc
kW db-a kW db-a kW db-a kW db-a
80 0.55-0.75 55 0.55-0.75 47 0.55-0.75 55 0.55-1.1 58
90 1.1-1.5 60 1.1-1.5 49 1.1-1.5 60 1.5-2.2 62
100 2.2 59 2.2 53 2.2 59
100 3 62 3 53 3 62 3 64
112 4 64 4 54 4 63 4 66
132 5.5-7.5 62 5.5-7.5 60 5.5-7.5 62 5.5-7.5 69
160 11-15 63 11-18.5 74
180 18.5-22 65 22 75
200 30 65 30-37 78
225 37-45 66 45 78
250 55 67 55 81
280 75-90 70 75-90 81
315 110-132 78 110-132 82
315 160-200 83 160-200 86
355 250-315 85 250-315 89
1.1.4.2 depm ivs pumps
Motor Maximum Sound Pressure Level
pump model kW [dBA]
8015B-011.0 11 74
8015B-015.0 15 78
8015B-018.5 18.5 78
8015
B-022.0 22 78
1015C-011.0 11 74
1015
C-015.0 15 74
1015
C-018.5 18.5 78
1015
C-022.0 22 78
1015
C-030.0 30 78
1215-011.0 11 74
1215
H-011.0 11 74
1215-015.0 15 74
1215
H-015.0 15 74
1215-018.5 18.5 78
1215-022.0 22 78
1215-030.0 30 78
1215-037.0 37 78
Sound pressure level measurements made in accordance with iso
3744,± 3dB tolerance (measuring level A-Weighted)
Data based on motor frames at 380-480V. Audible noise is
mainly from the motor fan and will be reduced when operating at
part load