QJ deep nicely pump situations of use
1 deviation not far more than additionally or minus 10%, voltage 380 v, 50 hz frequency deviation of not a lot more than + / – one a few-section alternating current. 
2, motor power is less than 15 kw complete strain start off, greater than 15 kw undertake action-down commencing. 
3, motor chamber should be complete of h2o, risk-free subduction in the water, but not much more than 70 meters diving depth. 
4, water temperature should be no far more than 20 ºC
5, transport in the liquid, sound articles in accordance with the quality prepare, no better than .01%. 
6, conveying liquid PH PH worth of 6.5 to six.5. 
seven, the material of chlorine ion in the water is not much more than four hundred mg/l. 
8, submersible electrical pump need to not be “open” and “quit” frequentlyAre not authorized to be utilised to clean the new properly.
Model specification

250 QJ 80-forty/two
Use the most little nicely diameter (mm) Wells with submersible pump rated stream (cubic meters for every hour) rated head (m) impeller collection (amount)

Y QS 250-fifteen
Damp diving asynchronous motor operating Motor frame dimensions Rated electrical power (kw)
Introduction of the construction
A, QJ series submersible pump units will be divided into 4 most:
one, YQS nicely with filling drinking water diving 3-phase asynchronous motor (matching qualified prospects to cable)
2, h2o pump assembly (standard manufacturing facility with motor assembly together)
3, Yang pipe (metal and rubber hose can source in accordance to the demands of consumers)
Sort a complete set of 4, starting up control box (generally the factory)
Second, the QJ series deep properly submersible pump characteristics:
one, the QJ collection supporting for YQS sequence submersible pump Wells with water filling variety diving 3-section asynchronous motor, the stator winding is adopted in the h2o is not subject to corrosion of polyethylene insulation water-resistant electromagnetic wire, nylon sheathed winding straight soaked in h2o. 
two higher and decrease manual bearing, thrust bearing and the pump and motor bearing adopts unique materials and water lubrication framework, has great corrosion resistance. 
three, to stop mud into the motor chamber, upper motor geared up with good and adverse two skeleton oil seal and dumped hydrosphere, fashioned a labyrinth sand control gadget. 
four, the lower part of motor is outfitted with rubber membrane, voltage regulator when the motor quit or load changes caused stress changes in the entire body, can be manufactured of rubber membrane voltage regulator automatically regulate the internal force. 
five, h2o pump Utilizes centrifugal impeller, solitary-stage large raise and compact construction.
The device set up
A, the properly preparation:
one, mounted a tripod, hanging reed or hoist. CZPTing must not be significantly less than 2 tons. 
two, all set to wrench, hammer, screw knife, electrical instruments and making use of the instrument. 
3, check no matter whether the submersible electric powered pump assembly is excellent, accessories are total.To unload the drinking water filter part, with pick silk knife from the impeller mouth the ball at the leading of the water festival in leaf model, pulled the switch, pump impeller rotation.If nonetheless can’t change, pulled the impeller can remove base, with wood mat to the motor shaft end, with a hammer knock, pump shaft to rotate. 
4, unscrewing the leading two motor gap bolts, at the exact same time, the h2o bottom bolt fastening motor, the motor inside cavity crammed with clean h2o, pouring gap bolt and screw. 
5, with five hundred v megohmmeter shake test motor windings of (the cupboard) insulation resistance shall be not significantly less than a hundred and fifty ohms. 
six, bandaging cable connector: the three main or solitary core cable measurement respectively in accordance to the needs of the appended drawings joint strip of rubber layer and the a lot of strands of copper core line thoroughly clean the rust layer, and then respectively the 3 cable core with splicing approach fairly splicing and firm, the splicing duration shall be not less than fifty mm.Very best of large ability motor with a bare wire tightly wound after a layer, then use soldering welding processing, ensure joint is excellent and reliable work.Soon after cable joint connected, with sticky rubber belt from the very first 3 main 50 percent fold dress 1-2 layer, then use plastic adhesive tape halved bandage three-4 layer, specific operation can see figure “” cable joint procedure. 
7, cable joint, will guide to cable (like cable joint) all immersed in the drinking water, with a 500 v megohmmeter once more to floor insulation resistance measurement of motor winding and guide to cable, not significantly less than one hundred fifty ohms can nicely. 
Second, the matters needing interest in the approach of set up:
1, in the method of the pump in the well, if identified to have caught phenomenon, to rotate and flip young conduit in time, in order to overcome useless position, submersible electrical pump to avoid caught or injury to the cable. 
2, set up piping to brief pimps MATS, uniform and tighten the bolt. 
three, in the procedure of the pump in the well, the cable must be shut to in each and every section Yang h2o pipes, plastic belt or nylon rope and many others. H2o resistant rope fastened, combat snap or crowded broken cable. 
four, set up and lifting submersible pumps, is definitely not authorized to use as the rope sling cables. 
five, in accordance to the effectively circulation sand silting predicament, decide the submersible electric powered pump the minimal length from the bottom.Keep away from the submersible electric pump embedded in mud, standard requirements from submersible pump into the bottom of not considerably less than 3 m, dynamic water letter from the inlet section of not significantly less than one meter, and beneath the pump into the depth must comply with the rules of the selected kind pump head. 
Unit six, submersible pumps need to be mounted upright, can not lay down.Particular set up requirements shall be see “submersible pumps installation program”. 

QJ deep nicely pump commence and quit operation
1, install submersible pumps shall be from the management once more starting to evaluate its insulation electric conduction cloudy and three-stage strains, the following examining standard button activates starting submersible pumps, observation instrument signifies regardless of whether satisfy the requirements of the pump nameplate voltage, present value, pay attention to the submersible pump regulated has no sound, vibration and other anomalies. 
two, if a reversal, submersible pump motor existing, movement tiny, must right away quit, the a few-phase power offer any two stage trade, can operate generally. 
three, submersible electric pump in procedure for the initial time, after four hours down rapidly measuring the sizzling insulation resistance value, is not considerably less than .38 ohms, can carry on to use. 
After four, submersible electric powered pump cease, up coming time ought to be in 3 to five minutes to begin, to avert hurt of pumping tube of h2o hammer submersible pumps, special interest ought to be compensated to the submersible electric pump can not end regularly.
Hot h2o submersible pump maintenance
1, in order to lengthen the service existence of submersible pumps, shall frequently check measuring voltage, doing work recent and insulation resistance is normal.If find out one particular of the adhering to situations, shall be beneath the outage, troubleshooting rear can run. 
(one) under the problem of rated parameters of the operation, the recent raises to 120% of the rating. 
(2) the dynamic water level fell by more than each degree of impeller, intermittent discharge. 
(three) submersible pumps produce violent vibration and sounds. 
(4) the electricity supply voltage is lower than 340 v. 
(5) entry of regular fusing of insurance by the regulation. 
(six) pipeline hurt, found leaking. 
(seven) starting up gear damage or relay safety repeated vacation. 
(eight) sizzling insulation resistance benefit is lower than .38 ohms. 
2, submersible electric pump must be place CZPT routine maintenance when a calendar year, pumping procedure stage a comprehensive inspection ought to be carried out quarterly.
 
Selection technique
Submersible pumps specification is numerous, can apply to different functioning method, the consumer only appropriate select conforms to personal condition of submersible pumps, can with nominal input to acquire the largest advantage, extend the service existence of submersible pumps, submersible electric powered pump choice approach is as follows:
A, all set for selection:
1, whether or not the operate environment and the use of submersible pump problems are the same.
two, know properly circumstances parameters: the largest drinking water inflow, effectively depth, the static and dynamic water level, caliper, the perpendicularity of the borehole wall, and so on.
3, power offer ability: transformer or generator rated current than submersible motor rated existing. 
2nd, the realistic selection submersible electric powered pump specifications:
1, the flow of preliminary assortment.
Choose the pump flow, to think about from two aspects: 1 is h2o requirementSecond, the water nicely.Irrigation water need is the production, lifestyle in not how several, can in accordance to the actual require to be dealt with.The dimensions of the h2o inflow refers to the drinking water generate of a properly.After the h2o demand from customers and h2o influx, decide on submersible electrical pump stream in accordance to the adhering to relationship:
H2o movement submersible pump h2o influx or significantly less or less
two, head of decision:
Pump will pick large and minimal for the pump perform, pick low shipping and delivery lift, submersible electric powered pump movement or no circulation.Choose substantial shipping carry, submersible electric powered pump is up at work, creating mechanical friction increases, which damage the submersible electric powered pump. 
CZPT to choose according to the following formulation:
H = (h1 + h2) (1 + r)
H: decide on the head
H1: properly water amount (m)
H2: h2o inoue vertical top
R: the route loss, generally .05 .one
The device to preserve
one, submersible electric powered pump storage saved prior to, be certain to open up the motor on the irrigation and plug-hole bolt, to set off the motor chamber of all the waterBeware of wintertime freezing machine. 
two, the motor in spot need to be billed with clean h2o and demonstrated, antirust lacquer of a extensive, in order to extend the provider existence of the submersible electric powered. 
3, submersible electric powered pump no corrosive materials ought to be saved in dry and ventilated warehouse.
The unit of form a comprehensive established
one, submersible electric manufacturing unit, as stipulated in the drinking water in the head with cable. 
two, kind a complete set of pipes and beginning handle box according to the deal. 
three, random source of the pursuing set up resources and resources. 
(1), set up plywood 2 spend. 
(2), self-adhesive rubber belt and plastic adhesive tape. 
(3), a entire assortment of pipe flange and the connecting bolt nut joint flange rubber pad. 
4, accompanied with the subsequent technological paperwork. 
one (1), solution good quality inspection certificate
(2), one duplicate of packing record
(three) one, set up instructions (hooked up: put in and use diagram)