22
WHISPERFLO
®
VS and WHISPERFLO
®
VST Variable Speed Pump Installation and User’s Guide
9.1”
(232 mm)
10.1”
(256 mm)
11.8”
(300 mm)
12.8”
(326 mm)
7.8”
(198 mm)
5.6”
(142 mm)
10”
(254 mm)
Specications and Dimensions
Performance Curves
0
10
20
30
40
50
60
70
80
90
100
0102030405060708090100 110120 130140 150
Total Dynamic Head in Ft of H
2
O
Volumetric Flow Rate in GPM
QUICK CLEAN / 3450 RPM
(230V)
SPD 1 / 3000 RPM
(115V / 230V)
SPD 3 / 2200 RPM
(115V / 230V)
SPD 2 / 1400 RPM
(115V / 230V)
QUICK CLEAN / 3450 RPM
(115V)
TECHNICAL DATA
Overall Ratings
Input Voltage 115-230 Vrms nominal
Input Current 13.9/11.1-10.1 A
Input Frequency Single phase, 50 or 60 Hz
Control Terminals 18-30V AC (24V AC +/-20%) or
9-30V DC (12/24V DC +/-20%)
Maximum Continuous Load
WEF 8.4 THP: 2.6
Speed Range 450 - 3450 RPM
Environmental Rating NEMA Type 3
Ambient Conditions
Storage -40ºC to +85ºC (-40ºF to +185°F)
Operating 0ºC to +50ºC (+32°F to +122°F)
Humidity Relative 0 to 95 % non-condensing