Carrier 30RB060-390 Installation Instructions Manual page 51

Head Pressure
(m) ft of fluid
(42.7) 140
(36.6) 120
(30.5) 100
(24.4)
(18.3)
(12.2)
LEGEND
NPSHr — Net Positive Suction Head (Pressure) Required
NOTE: Refer to the 30RB nomenclature, Fig. 1, for option identification. Refer to the Pump Impeller Sizes, Table 6, for more information.
Fig. 49 — Pump Curve VIIC for Hydronic Package Dual Pump (Fresh Water)
Head Pressure
(m) ft of fluid
(42.7) 140
(36.6) 120
(30.5) 100
(24.4)
(18.3)
(12.2)
(6.1)
(0.0)
LEGEND
NPSHr — Net Positive Suction Head (Pressure) Required
NOTE: Refer to the 30RB nomenclature, Fig. 1, for option identification. Refer to the Pump Impeller Sizes, Table 6, for more information.
Fig. 50 — Pump Curve VIIIA for Hydronic Package Dual Pump (Fresh Water)
80
60
40
N
P
(6.1) 20
S
H NPSHr
r
(0.0) 0
0 100
(0.00) (6.31)
80
60
40
N
P
20 S
NPSHr
H
r
0
0 200
(0.00) (12.62)
200 300 400
(12.62) (18.93) (25.24)
Flow Rate
400 600 800
(25.24) (37.85) (50.47)
Flow Rate
51
3450 RPM
500 (gpm)
us
(31.55) (l/s)
a30-5472
3450 RPM
1000 (gpm)
us
a30-5470
(63.09) (l/s)