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The submersible SX Series pumps are CSA approved for
use in Class I, Division 1, Group D hazardous locations in
wastewater and storm water applications. The SX Series
pumps are not intended for applications requiring
the pumping of flammable liquids. A triplex system is
recommend to reduce the possibility of concentrations of
flammable/hazardous liquids entering the main lift station.
SX SERIES
(Class I, Division 1, Group D)
INSTALLATION AND SERVICE MANUAL
NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible
party who maintains the system.
Item # 23833A465 | © 2016 Pentair plc | 09/29/16
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Summary of Contents for Pentair Myers SX Series
- Page 1 INSTALLATION AND SERVICE MANUAL NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible party who maintains the system. Item # 23833A465 | © 2016 Pentair plc | 09/29/16...
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Page 2: California Proposition 65 Warning
WARNING! IMPORTANT SAFETY INSTRUCTIONS! READ CAREFULLY BEFORE INSTALLATION. This manual contains important information for the safe use of this product. Read this manual completely before using this product and refer to it often for continued safe product use. DO NOT THROW AWAY OR LOSE THIS MANUAL. - Page 3 These pumps are to be used for handling septic tank effluent, rotating pump will torque counterclockwise upon start. sewage, and storm water only. Do not use in other hazardous locations. These motors must be repaired and serviced only at ALWAYS CHECK THREE PHASE PUMPS FOR PROPER a Myers authorized service center or at the Myers factory.
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Page 4: Troubleshooting
TROUBLESHOOTING PROBABLE CAUSE CONDITION This indicates some water has leaked past the lower seal and has Red light comes on at control box. entered the seal chamber and made contact with the electrode probe. Pump must be removed for replacement of lower seal. This preventive repair will save an expensive motor. - Page 5 SX50 DIMENSIONS [Dimensions in mm] SX50H, SX150H and SX200H DIMENSIONS [Dimensions in mm]...
- Page 6 SX50 PUMP PARTS...
- Page 7 SX50H PUMP PARTS...
- Page 8 SX150H and SX200H PUMP PARTS...
- Page 9 SX SERIES PARTS LIST Ref. Description Qty. SX50 SX50H SX150H/SX200H CAP, CORD 22407C602 22407C602 22407C602 CONNECTOR 12762A001 12762A001 12762A001 TUBE, PLASTIC x 1-1/4" LG. 10649A102 10649A102 10649A102 SCREW, CAP 5/16 x 1-1/4" LG. 19100A012 19100A012 19100A012 O-RING, 4-1/2" x 4-1/4" x 1/8" 05876A122 05876A122 05876A122...
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Page 10: Wiring Diagrams
WIRING DIAGRAMS " CORD CONNECTORS " " NOTE: All components shown must be approved for hazardous locations. - Page 11 WIRING SCHEMATIC FOR 230V, 1Ø SIMPLEX SYSTEM SX50/SX50H ONLY...
- Page 12 WIRING DIAGRAM 230V, 1Ø WIRING SCHEMATIC FOR 230V, 3Ø DUPLEX SYSTEM NOTES: 1. Level switches must be rated a minimum of 2 amps @ 120V. 2. Torque all white field wiring terminals to 8 in. lbs. 3. Field wiring must be 60°C copper wire minimum. 4.
- Page 13 WIRING SCHEMATIC FOR 230V, 3Ø SIMPLEX SYSTEM NOTES: 1. Level switches must be rated a minimum of 2 amps @ 120V. 2. Torque all white field wiring terminals to 8 in. lbs. 3. Field wiring must be 60°C copper wire minimum. 4.
- Page 14 WIRING SCHEMATIC FOR 460V, 3Ø SIMPLEX SYSTEM NOTES: 1. Level switches must be rated a minimum of 2 amps @ 120V. 2. Torque all white field wiring terminals to 8 in. lbs. 3. Field wiring must be 60°C copper wire minimum. 4.
- Page 15 WIRING SCHEMATIC FOR 460V, 3Ø DUPLEX SYSTEM NOTES: 1. Level switches must be rated a minimum of 2 amps @ 120V. 2. Torque all white field wiring terminals to 8 in. lbs. 3. Field wiring must be 60°C copper wire minimum. 4.
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Page 16: Standard Limited Warranty
Warranty is effective only if Pentair Myers authorized control panels are used. All seal fail and heat sensing devices must be hooked up, functional and monitored or this warranty will be void. Pentair Myers will cover only the lower seal and labor thereof for all dual seal pumps. Under no circumstance will Pentair Myers be responsible for the cost of field labor, travel expenses, rented equipment, removal/reinstallation costs or freight expenses to and from the factory or an authorized Pentair Myers service facility.
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