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A Crane Co. Company USA: (937) 778-8947 • Canada: (905) 457-6223 • International: (937) 615-3598

Submersible Effl uent Pumps

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www.cranepumps.com

Professional Plumbing

11/13

Testing is performed with 

water specifi c gravity of 1.0 

@ 68 ̊F (20 ̊C), other fl uids 

may vary performance

Series EP52X

3/4" Spherical Solids Handling

Manual & Automatic

Series: EP52X

1/2HP, 3450RPM, 60Hz

DISCHARGE ................................... 11⁄2” NPT, Female, Vertical

LIQUID TEMPERATURE ................ 104°F (40°C) Continuous

MOTOR HOUSING ............................ Cast Iron

VOLUTE & STRAINER ..................... Thermoplastic

IMPELLER: Design ...................... 10 Vane vortex, with pump out vanes on back

 side. Balanced, ISO G6.3 

Material ..................... Cast Iron

SHAFT .............................................. Stainless Steel

O-RINGS .................................. Buna-N

HARDWARE ...................................... 300 Series Stainless Steel

PAINT ................................................. Air Dry Enamel

SEAL: Design ....................... Single Mechanical, Type 21 

Material ...................... Silicon Carbide/Silicon Carbide/Buna-N

 Hardware -300 Series Stainless

CORD ENTRY .................................... 20 ft. (6m) Quick connect Cord with plug and 

pressure Gromment for sealing and strain relief

UPPER BEARING .............................. Single Row, Ball, Oil Lubricated

LOWER BEARING ............................. Single Row, Ball, Oil Lubricated 

MOTOR: Design ....................... Oil Filled

Insulation .................... Class B

SINGLE PHASE ................................. Permanent Split Capacitor (PSC). 

 Includes thermal overload protection in motor

LEVEL CONTROL

EP52X ........................ None

 EP52AX ...................... Wide angle, Mechanical, 20 ft. (6m) cord

 with Piggy-Back plug

 EP52VFX ................... Vertical fl oat, PVC, snap action, 20 ft (6m) cord

 ..................with Piggy-Back plug

MINUMUM SUMP DIA:

ESP52AX ................... 18" (457mm)

 ESP52X & EP52VXF . 12" (305mm)

DESCRIPTION:

PUMP IS DESIGNED FOR HANDLING SEWAGE 

EFFLUENT IN TYPICAL SEPTIC TANK/EFFLUENT 

APPLICATIONS

CSA 108

UL 778

LR16567

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Submersible Effl uent Pumps

A Crane Co. Company USA: (937) 778-8947 • Canada: (905) 457-6223 • International: (937) 615-3598

2

C

www.cranepumps.com

Professional Plumbing

3/14

inches

(mm)

Series EP52X

3/4" Spherical Solids Handling

Manual & Automatic

MODEL NO PART NO HP VOLT/PH Hz RPM

(Nom)

NEMA

START

CODE

FULL

LOAD

AMPS

CORD

LENGTH

CORD

SIZE

CORD

TYPE

EP52X 119330 1/2 240/1 60 3450 D 3.4 20 ft. (6m) 16/3 SJTOW

EP52AX 119411 1/2 240/1 60 3450 D 3.4 20 ft. (6m) 16/3 SJTOW

EP52VFX 119412 1/2 240/1 60 3450 D 3.4 20 ft. (6m) 16/3 SJTOW

IMPORTANT !

1.) PUMP MAY BE OPERATED “DRY” FOR EXTENDED PERIODS WITHOUT DAMAGE TO MOTOR AND/OR SEALS. 

2.) INSTALLATIONS SUCH AS DECORATIVE FOUNTAINS OR WATER FEATURES PROVIDED FOR VISUAL ENJOYMENT MUST BE INSTALLED IN ACCORDANCE 

 WITH THE NATIONAL ELECTRIC CODE ANSI/NFPA 70 AND/OR THE AUTHORITY HAVING JURISDICTION. THIS PUMP IS NOT INTENDED FOR USE IN 

 SWIMMING POOLS, RECREATIONAL WATER PARKS, OR INSTALLATIONS IN WHICH HUMAN CONTACT WITH PUMPED MEDIA IS A COMMON OCCURRENCE.

Model: EP52X Model: EP52VFX

Model: EP52AX