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OperatiOn and pts Manual ar
MOdel st41230/st41460
MO st61230/st61460 del
M sub ersible puMps
Revision #1 (11/12/13)
To find the latest revision of this
publication, visit our website at:
www.multiquip.com
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
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Table of ConTenTs sT41230/sT41460 sT61230/sT61460 submersible Pumps Table Of Contents .................................................... 2 Parts Ordering Procedures ...................................... 3 Safety Information ................................................ 4-7 Specifications ........................................................... 8 Dimensions ............................................................. 9 General Information ...........................................
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Par Ts orDering ProCeDures ordering parts has never been easier! Choose from three easy options: Effective: st January 1 , 2006 best Deal! order via internet (Dealers only) : If you have an MQ Account, to obtain a Username Order parts on-line using Multiquip’s SmartEquip website! and Password, E-mail us at: parts@multiquip. com. View Parts Diagrams To obtain an MQ Account, contact your Order Parts District Sales Manager for more information. Print Specifi cation Information Use the in
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safeTy informa Tion Do not operate or service the equipment before reading Potential hazards associated with the operation of this the entire manual. Safety precautions should be followed equipment will be referenced with hazard symbols which at all times when operating this equipment. may appear throughout this manual in conjunction with Failure to read and understand the safety safety messages. messages and operating instructions could Symbol Safety Hazard result in injury to yourself and
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safeTy informa Tion general saFetY NOTICE Caution This equipment should only be operated by trained and qualifi ed personnel 18 years of age and older. never operate this equipment without proper protective clothing, shatterproof glasses, respiratory protection, Whenever necessary, replace nameplate, operation and hearing protection, steel-toed boots and other protective safety decals when they become diffi cult read. devices required by the job or city and state regulations. Man
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safeTy informa Tion Do not attempt to thaw out a frozen pump by using pump saFetY a torch or other source of fl ame. Application of heat in Danger this manner may heat the oil in the seal cavity above the critical point, causing pump damage. never operate the equipment in an explosive atmosphere or near combustible materials. An Do not pump water with a temperature greater than explosion or fi re could result causing severe 140°F (60°C). bodily harm or even death. Do not pump l
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safeTy informa Tion Control box safety NOTICE Danger alWaYs make certain that the voltage supplied to the pump is correct. Always read the pump’s nameplate to alWaYs have a qualifi ed electrician perform the control determine what the power requirements are. box installation. The possibility exists of electrical shock or electrocution. power Cord/Cable safety NOTICE Dan alWaYs mount control box in a vertical position never stand in water while AC power cord is connected prote
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sPeCifiCa Tions t able 1. specifications model st41230 st41460 st61230 st61460 t ype Centrifugal Centrifugal Centrifugal Centrifugal impeller Chrome Steel Chrome Steel Chrome Steel Chrome Steel Discharge size in. (mm) 4.00 (101) 4.00 (101) 6.00 (152) 6.00 (152) max solids in. (mm) 0.60 in (15.2) maximum pumping Capacity 423 (1,600) 423 (1,600) 674 (2,450) 674 (2,450) gallons/min (liters/min.) max Head ft. (m) 138 ft. (42.1) 138 ft. (42.1) 105 ft. (32.5) 105 ft. (32.5) power Hp (kW) 10 (7.5) 10
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Dimensions B G F A C H J E I D Figure 1. Pump Dimensions t able 2. Dimensions in. (mm) reF. Des. st41230/st4160 reF. Des. st61230/st6160 A 11 (279) F 14 (356) B 11 (279) G 14 (356) C 32.5 (826) H 34.75 (883) D 5.5 (140) I 5.5 (140) E 28.25 (718) J 31.0 (787) st4/ st 6 series submersible pumps• operation anD parts manual — rev. #1 (11/12/13) — page 9
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general informa Tion The Multiquip Model ST41230/ST41460 and ST61230/ ST61460 submersible pumps are designed to pump water. These pumps work best when faced with high head applications where you need an appreciable flow. The pumping of flammable, toxic, corrosive, abrasive liquids is strictly forbidden. These pumps are best suited for clear water applications where maximum size of solids (debris) does not exceed 0.6-inches (15.2 mm). These pumps have a chrome steel body that is very durabl
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ComPonenTs 7 6 11 5 7 8 12 8 4 4 ST41230 ST41460 3 3 ST61230 ST61460 2 2 9 9 10 10 1 1 Figure 2. Submersible Pump Components Figure 2 shows the location of the basic components, for 7. aC power Cable – These pumps are supplied with a the submersible pumps. Listed below is a brief explanation 33 ft. (10 meters) AC power cable. Always check the of each component. cable for signs of wear. never use a defective power cable. Replace the cable immediately if the cable is 1. strainer base – Thi
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floa T swiTChes mechanical Float switch Design Features Mechanically activated float switches offer a reliable low Float switch housings are constructed of high-impact, current control for dewatering applications. corrosion resistant polypropylene with mechanically activated, snap action contacts. How it Works Suitable for most liquid environments. The mechanical float switch control will turn on (close) Hermetically sealed. when the float tips 45° above -horizontal, indicating a high le
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floa T swiTChes Float switches mounting the Float switches 1. Determine the required cord tether length as shown For unattended operation of the submersible pump two in Figure 3 and Table 3. single float switches (Model SW-1WOPA) will be required. These float switches can be connected directly to a control 2. Place the cord into the clamp as shown in Figure 6. box (bare wires) and will allow the pump to turn on and off 3. Secure the clamp to the discharge hose as shown in depending on the
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floa T swiTChes Control boxes For remote pumping applications, all four model submersible CAUTION! pumps will require a control box (Figure 7). HIGH VOLTAGE! For each model submersible pump there is an associated control box. Reference Table 4 for the desired control box OFF and applicable heater. The heater size is determined by MAN AUTO the the full load amps the pump will draw. RESET These water-resistant control boxes provide electronic overload protection a watertight enclosure and gl
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ConTrol box insT alla Tion Control box installation Control bo X mounting The following procedure outlines the steps for connecting Mount the control box in an upright vertical position. Make the pump to a control box. sure the control box is securely fastened to a flat surface, that is free of dust, dirt, moisture or any elements that Danger may contaminate or erode the electronic components of Each submersible pump is designed to the control box. work with a control box.This control bo
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ConTrol box insT alla Tion Connecting sW-1Wopa Float switches to Control box 1. Remove the float switch input connector housing, then route the float switch wires through the cable gland on the control box. Attach the wires of the float switch to the terminal block as indicated by Table 6 and Figure 8. t able 6. Dual Float switch Connections Float t erminal Wire switch block no. Color TB1-A1 Black Start TB1-A2 White TB1-A3 Black Stop TB1-A4 White 2. Tighten the connector housing to
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ConTrol box Power ConneCTions 3-phase power installation (input to Control box) 3-phase power installation (output t o pump) 1. The 3-phase input power cord should have four wires. 1. The 3-phase output power cord should have four wires. Each wire is color coded. The colors are reD, WHite, Each wire is color coded. The colors are reD, WHite, BLACK and green. BLACK and green. 2. Remove the 3-phase AC input connector housing from 2. Remove the 3-phase AC output power connector the control box,
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M DUEL-ELE FUSE U N F F 2 0 - 5 2 (R) ImperviTRAN U.S. PAT.NO. 3516040 220 230 240 440 460 480 1 2 3 4 1 2 3 4 LISTED H1 H2 H3 H4 702X 75VA 50/60HZ 105 C MICRON TEMP. CL. CONTROL CAT. XF TRANSFORMER NO. B075BTZ13JK X2110 X1 115 (708) 547-0900 120 04024 X2 XF X1 0 3 /00 1 6 ConTrol box wiring layouT MOUNT CONTROL BOX IN AN UP-LEFT VERTICAL POSITION AS SHOWN. 1L1 5L3 3 L2 1- 2- 3- 4- CONTROLLER -3 TRANSFORMER -4 AC POWER 1- 2- 3- 4- OFF/ON TERMINAL BLOCK 2 2T1 T1 4T2 6T3 LAMP AEG 1 MANUAL/AUTO
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oPera Tion pump placement 2. Make sure the pump is always placed in an upright position, not tilted (Figure 10). Never position the pump 1. Attach a suitable lifting chain to the eye bolts or lift handle directly on a soft, loose bottom. To attain maximum (Figure 9) on the pump. Use a crane, or similar lifting pumping capacity and prevent excessive wear, position device and lower the pump into place. For applications the pump so it will not burrow itself into sand or clay. where there is
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oPera Tion Control box operation (manual mode) reset button 1. From the voltage source, set the circuit breaker or quick 1. When the electronic overload module detects an disconnect switch to the on position. overload condition, the pump will shut down. Check the pump and correct the cause of ther overload. 2. For manual operation of the pump, place the 3-position operation switch (Figure 11) on the control box in the 2. Let the pump cool down, then press the RESET button manual position.
