VERDER VERDERAIR VA-E50 Operation page 24

Performance Charts
Performance Charts
T h e p u m p w a s t e s t e d i n w a t e r w i t h
T e s t C o n d i t i o n s :
t h e i n l e t s u b m e r g e d . T h e a i r p r e s s u r e w a s s e t a t 7
b a r ( 1 0 0 p s i ) .
H o w t o U s e t h e C h a r t s
1 . C h o o s e a fl o w r a t e a n d o u t l e t p r e s s u r e t h a t f a l l s
b e l o w t h e P o w e r L i m i t C u r v e . C o n d i t i o n s o u t s i d e
o f t h e c u r v e w i l l d e c r e a s e t h e l i f e o f t h e p u m p .
High speed gear ratio pumps with option Ax5K5
O u t l e t
P r e s s u r e
b a r , M P a
( P S I )
2 4
27 53
6.9, 0.69
(100)
6.2, 0.62
(90)
5.5, 0.55
(80)
4.8, 0.48
(70)
4.1, 0.41
(60)
3.4, 0.34
(50)
2.8, 0.28
(40)
2.1, 0.21
(30)
1.4, 0.14
(20)
0.7, 0.07
(10)
0
0 76
(20)
2 . S e t t h e V F D f r e q u e n c y c o r r e s p o n d i n g t o t h e
d e s i r e d fl o w r a t e . F l o w r a t e s w i l l i n c r e a s e w i t h
o u t l e t p r e s s u r e l o w e r t h a n 0 . 7 b a r ( 1 0 p s i ) a n d
w i t h h i g h i n l e t h e a d p r e s s u r e .
P u m p S p e e d C y c l e s p e r M i n u t e
80 106 133 160 186 212
151 227 303
(40) (60) (80)
F l u i d F l o w — l p m ( g p m )
238
379 454
(100) (120)
530
(140)
8 5 9 . 0 7 6 1