Rapid Pump & Meter Service Co., Inc.
285 Straight Street
P.O. Box AY
Paterson, NJ, 07509 USA
Phone:973.345.5600 • Fax: 973.345.0301
Email: info@servicer.com • Website: www.rapidservice.com
All Products > All Products > Pumps > Myers® Pumps > Myers® Sumps and Sewages > Myers® SX50 and SX50H Series Packages > Item # SX50-21  


Myers® SX50/SX50H Series Packages

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Item # SX50-21, Myers® SX50 and SX50H Series Packages

Capacity : 95 gpm (360 lpm)
Head : 34 ft (10 m)

Simplex and Duplex Explosion-Proof Packages

Submersible Sump Pump/Control Panel

Myers SX50 and SX50H are rugged 1/2 hp Explosion-proof Submersible Sump Pumps designed for many commercial, municipal, or industrial applications. The SX50 and SX50H are U.L. and CSA listed with construction for use in Class 1, Division 1, Group D hazardous locations. These pumps are designed to pump contaminated water with a wide range of pollutants listed under the U.L., CSA listing. The pump package includes Myers intrinsically safe control panel.

Myers CEX control panels feature:

  • NEMA 4X enclosure with inner door
  • Separate pump and control circuit breaker
  • intrinsically safe module for floats
  • H-O-A switch
  • Run, seal leak, and alarm light
  • Motor starter and capacitor
  • U/L 913
  • Solids handling up to 2"

Applications Include

  • Service stations
  • "Quick-lube" stations
  • Car/truck washes
  • Truck docks
  • Military base

Pump/Control Panel Packages

SIMPLEX 1Ø
SX50-21PS (high flow)
SX50H-21 PS (high pressure)

DUPLEX 1Ø
SX50-21PD (high flow)
SX50H-21PD (high pressure)

SIMPLEX 3Ø
SX50-23PS (high flow)
SX50H-23PS (high pressure)

DUPLEX 3Ø
SX50-23PD (high flow)
SX50H-23PD (high pressure)





Specifications  · Construction Material  · Agency Approvals

Specifications

Head
34 ft
10 m

Solids Handling
2 in
50 mm

Liquids Handling
Domestic Effluent & Drain Water

Intermittent Liquid Temperature
up to 140 ºF
up to 60 ºC

Winding Insulation Temperature. (Class B)
266 ºF
130 ºC

Motor Electrical Data1
1/2 hp, 1750 rpm
1Ø - capacitor start, 230 volt; 60 Hz
1/2 hp, 1750 rpm
3Ø - 200/230/460V; 60 Hz

Acceptable pH Range
6 to 9

Specific Gravity
0.9 to 1.1

Viscosity
28 to 35 SSU

Discharge, NPT
2 in
50 mm

Minimum Sump Diameter (Simplex)
24 in
61 cm

Minimum Sump Diameter (Duplex)
36 in
91.4 cm

Speed
1750 rpm

Power
1/2 hp

Voltage
230 V

Phase
1

Frequency
60 Hz

Start
12.5 A

Run
5.3 A

NEC Code Letter
H

Service Factor
5.8 A
1.1

Capacity
95 gpm
360 lpm

Note
Consult factory for applications outside of these recommendations.
1 Single phase motors are capacitor start type. Myers control panels or capacitor kits are recommended for proper operation and warranty.


Construction Material

Motor Housing Material
Cast Iron, Class 30, ASTM A48

Seal Housing Material
Cast Iron, Class 30, ASTM A48

Volute Case Material
Cast Iron, Class 30, ASTM A48

Cord Cap Material
Cast Iron, Class 30, ASTM A48

Recessed Impeller Material
Cast Iron, Class 20, A48

Power Cord Material
15' 14/4 SOOW

Control Cord Material
15' 18/5 SOOW

Standard Double Tandem Mechanical Seal Material
Carbon & Ceramic

Optional Double Tandem Mechanical Seal Material
Lower Tungsten Carbide

Pump Shaft Material
416 SST

Motor Shaft Material
416 SST

Fasteners Material
300 series SST


Agency Approvals

Agency Approvals1
1 CSA , UL Class 1, Div. 1, Group D

Rapid Pump & Meter Service Co., Inc.
285 Straight Street
P.O. Box AY
Paterson, NJ, 07509 USA
Phone:973.345.5600 • Fax: 973.345.0301
Email: info@servicer.com • Website: www.rapidservice.com


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