Hydra-Tech S3TRDI User Manual
3” hydraulic submersible, Sewage / wastewater pump, Features

MODEL S3TR
(Aluminum Body)
MODEL S3TRDI
(Ductile Iron Body)
3” (75 mm) Discharge
3” HYDRAULIC SUBMERSIBLE
SEWAGE / WASTEWATER PUMP
The S3TR model is designed for difficult
pumping jobs where stringy solids are
present. A fully recessed vortex impeller
allows this pump to handle difficult
solids found in sewage applications. It
has the ability to pass through a 12 inch
opening and continue to pump in debris
laden job sites.
FEATURES
C0109
167 Stock Street, Nesquehoning, PA 18240 Phone: 570-645-3779 Fax: 570-645-4061
Website
WEIGHT S3TR:............................................ 28 lbs. (13 kg)
S3TRDI:........................................ 56 lbs. (25 kg)
HEIGHT:............................................................. 15" (38 cm)
WIDTH (@ widest point):...............................11 3/4" (30 cm)
DISCHARGE:....................................................... 3" NPT(F)
INLET FLANGE:.............................................. 3" 125# ASA
SOLIDS HANDLING:..................................... 2 1/2" (63 mm)
HOSE PORTS:..................................................1/2" NPT (F)
PUMP BODY S3TR:........................................... Aluminum
S3TRDI:...................................... Ductile Iron
IMPELLER:.................................................... Stainless Steel
WEAR RING....................................................... Ductile Iron
SHAFT:..................................................... Plated 4140 Steel
SHAFT SEAL:.................................... Carbon/Ceramic (Std)
ELASTOMERS:................................................ Buna N (Std)
HYDRAULIC OIL:................ 214-320 s.s.u. @ 100°F (64°C)
INPUT FLOW:.................................... Max. 8 GPM (30 LPM)
OPERATING PRESSURE:............ Max. 2500 PSI (170 Bar)
POWER SOURCE:....... Any Open Center Hydraulic System
SPECIFICATIONS
Specifications are subject to change without notice
•
Stainless Steel Vortex Flow Impeller
•
Oil Lubricated Seals (can run dry)
•
Variable Speed hydraulic drive
•
Small overall size for use tight spaces
•
Can be bolted directly into a pipeline
•
Safe Hydraulic Drive can be used where
electric power is hazardous or impractical
•
Dependable gear type hydraulic motor
•
Operates with our HT11 to HT15 power
units or other hydraulic power sources
capable of flows of 5-8 GPM