service manual of jpr csr unit
TRANSCRIPT
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RADEX
LOW PRESSURE CLEANING SYSTEM
Part I
1. Pump Units and Main Statins
Type: JPR and CSR
Op!ratina" Manua"
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1.#. Cnt!ntsPa$!
1.#.Cnt!nts %
1.1. Low pressure clearing system - basic elements
%.#. G!n!ra" In&rmatin '
!.1. Pre"ace #
!.!. $ser%s duty #
!.&. T'e Producer%s guarantee (
!.. Sa"ety at wor) (
!..1. *perator%s sa"ety instructions +
!..!. Sa"ety guidelines "or maintenance wor)s and assembling personnel +
!..&. Sel"-contained reconstruction and manu"acturing o" spare parts +
!.#. *perational sa"ety +
(.#. Dir!)ti*!s &r m!diums pr!paratin +,at!r- !"!)tri)a" p,!r supp"/ 0
&.1. ,ind o" piping
&.!. ydraulic stri)e in t'e system and pumps
&.&. /lectrical connections
.#. Ass!m2" and start3up instru)tins 0
.1. Pumps installation instructions
.!. Power supply connection 0
.&. Putting in motion 0
.&.1.Pump "illing 0
.&.!. C'ec)ing pump rotation 0
.&.&. Switc'ing on t'e pump 1
.. 2aintenance o" t'e pump 1
.#. Protection against "rost 1
.(. Pump unit assembly 3JPR4CSR5 1
.(.16immensional drawing o" boosters and main stations 11
.(.!. 6imensions and assembling data o" boosters 3JPR5 and main stations 3CSR5 o" lowpressure cleaning system
1!
'.# Guid!"in!s )n)!rnin$ !"!)tri)a" )nn!)tin & t4! pump unit 5PR (6 5PR '6 and 5PR 1# 1%
7.#. Cnstru)tin and 2asi) ass!m2" & t4! !8uipm!nt 1%
(.1. ousing wit' doors 1&
(.!. Pump wit' electrical motor1&
(.&. /lements o" t'e pump%s applied 'ydraulics1&
(.. /lectrical control assembly.1(
9.#. T!)4ni)a" sp!)i&i)atins & 5PR:CSR ECO 19
0.#. ;ai"ur!s & t4! pump and m!t4ds & t4!ir r!)ti&i)atin 19
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1.1. L, pr!ssur! ,as4in$ sst!m > 2asi) !"!m!nts
A 7ater main pipe on inlet side Set o" lances
= Compressed air main pipe ' ose reel "or water 'ose
C 7ater main pipe on outlet side 7 8all 9al9e wit' uic) coupling "or
connection o" t'e lances
a. Pipe o" water supply into cleaning station 9 7ater 'ose
2. Pipe o" compressed air supply into
cleaning station
0 Rac) "or water 'ose 3alternati9ely to item #5
1 Pump or main station < Suction 'ose o" detergents
% Satellite station 1# 8as)et "or container wit' c'emical agent
( Rac) "or lances 11 Connecting 'ose o" t'e station and 'ose reel
&
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%.#. G!n!ra" in&rmatin
Present *perational 2anual contains basic in"ormation concerning t'e system; operation and
maintenance o" t'e low pressure was'ing system; t'e "undamental elements o" w'ic' are t'e
"ollowing:
Pumping unit 5PRor central station CSR< 3increasing water pressure used in acti9ities o"
was'ing5
7as'ing stations 3satellite stations5 wit' out"its
=n was'ing systems wit' central preparation and distribution o" solutions o" was'ing4disin"ecting
preparations; e>cept mentioned abo9e element o" t'e system into "ramewor) o" t'e system enters
also:
Present 2anual contains description o" construction; ser9icing and operation o" t'e pumping unit
5PR:CSR ECO.
Prior to assembly and putting in motion o" t'e euipment t'is 2anual s'ould read "itter as well as
user; relati9ely 'is pro"essional personnel. T'e 2anual s'ould be permanently a9ailable at place o"
t'e euipment operation.
=t 'as been necessary to ta)e under consideration not only t'e general sa"ety guidelines; but special
directions also; t'at 'ad been gi9en in respecti9e t'e c'apters.
=t 'as been obligatory necessary to respect guidelines placed directly on t'e euipment; as "or
e>ample:
?rrows indicating direction o" rotation
2ar)ing o" agent ser9ice lines
Pictograms determining mode o" ser9icing and maintain o" t'ese mar)ings in well readable
condition
Tolerance o" e>ecution o" some elements o" t'e system; suc' as no@@les; pressure 9al9es o" t'e
pumps; in some cases may be a reason o" small de9iations "rom nominal 9alues. =t 'as notin"luences in any case on e""ecti9eness o" was'ing.
%.1. Pr!&a)!
7e 'a9e a pleasure to present Aou was'ing system; w'ic' 4ad 2!!n )nstru)t!d and prdu)!d
2 RADEX &irm in t'e response on t'e clients needs loo)ing "or t'e most modern; un"ailing
usable solutions wit' reasonable price.
=t 'as been manu"actured o" corrosi9e-proo" steels and constructed in compliance wit' t'e newest
rules o" design; ta)ing under consideration optimal conditions o" "unctionality and wor)ing sa"ety.
Presented was'ing system 'ad been designed wit' purpose to "ul"ill 9ery 'ig' 'ygienic
reuirements.
To obtain a ma>imum ad9antage "ollowing "rom utili@ation o" t'is system we as) you to study
precisely o" t'is 2anual.
%.%. Us!r?s dut.
? user o" t'e system 'as been responsible "or proper sa"ety conditions and mode o" operation o" t'e
euipment. T'ere"ore it 'as been immensely important; so t'at t'e Ser9ice 2anual 'as been always
a9ailable.
T'e personnel; e>ecuting mounting; operation; o9er'auls and maintenance o" t'e euipment must
possess uali"ications; indispensable "or carrying out o" t'ese wor)s. T'e user s'ould precisely
determine t'e scope o" competence and responsibility as well as super9ision o9er t'ese personnel.
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T'e was'ing system s'ould ne9er be e>posed "or action o" minus temperatures. =t 'as been
necessary to remo9e water "rom t'e euipment so as to protect it against water "ree@ing inside t'e
euipment.
%.(. T4! Prdu)!r?s $uarant!!.
=n a case w'en during 1! mont's "rom t'e date o" supply occurs some "ailure o" t'e system; we as)
you to ma)e immediate contact wit' our regional representati9e.
T'e Supplier pro9ides "or you 1! mont's guarantee "rom t'e date o" t'e euipment supply.
T'ose parts 'a9e been subBect "or replacement or repair; incorrect per"ormance o" w'ic'
"ollows "rom 'idden de"ects o" materials; mista)es during production or incorrect
installing. Replaced; during repair o" t'e euipment; parts 'a9e been a property o" t'e
Producer.
T'e guarantee does not comprise "ailures "ollowing "rom uncom"ortable parameters o"
ser9ice lines wit' directi9es contained in t'is manual; mediums and operational conditions
o" t'e supplied euipment. =t concerns diameters o" arterial pipes; temperature and pressure
o" water at inta)e; temperature in place o" t'e pump operation; too muc' consumption o"
water; not obser9ing detailed instructions during operational use o" euipment; cooperating
wit' pumping unit or wit' central was'ing station.
/ac' con"irmed case o" described desertions "rom operational principles will result by
suspension aut'ori@ations caused by t'e producer%s guarantee.
T'e guarantee does not comprise also "ailures "ollowing "rom action o" low temperatures
on t'e euipment 3below oC5.
T'e guarantee commitments o" t'e Producer e>pire; in a case w'en protecti9e leads 'ad
been damaged or any c'anges or repairs 'ad been accomplis'ed by unaut'ori@ed "or t'ese
acti9ities persons.
T'e entire guarantee repairs concern damages reported imm!diat!" a&t!r arisin$ & t4!
&a)t.
6amages "ollowing "rom gi9ing up o" t'e immediate reporting a"ter arising o" t'e damage
"act will be repaired against payment.
? respecti9e opinion on reason and scale o" t'e damage can issue an aut'ori@ed ser9ice o"
t'e company rund"os. T'is opinion will be decisi9e opinion in t'e case.
T'e guarantee o" t'e euipment is 9alid; i" c'ange o" t'e euipment owner too) place.
R?6/D; in connection wit' t'e euipment damage; does not bears ci9il responsibilities
caused by production losses; i" reason "or t'e damage 'ad been 'idden de"ects o" materials
or spare parts utili@ed "or t'e euipment production.
%.. Sa&!t at ,r@
Nt 2s!r*in$ sa&!t dir!)tins
Eot obser9ation o" sa"ety directi9es may cause menace; eit'er "or persons or "or t'e en9ironment;
relati9ely "or t'e same euipment. Eot obser9ation o" t'e sa"ety directi9es my cause loss o" t'e all
rig't "or indemnities.T'eir ignorance in particular may cause t'e "ollowing conseuences; "or e>ample:
=ncorrect wor) o" t'e euipment #
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=ne""ecti9eness o" recommended maintenance and repair met'ods
2enace "or persons by electrical and mec'anical in"luences.
%..1. Op!ratr?s sa&!t instru)tins
=t 'as not been allowed to remo9e t'e e>isting s'ields o" mo9able parts o" t'e euipment; being inoperation.
=t 'as been necessary to e>clude a menace caused by electrical current 3"or detailed directi9es see;
"or instance; in electrical rules and directi9es o" local power supply enterprise5 or PE4/
%..%. Sa&!t $uid!"in!s &r maint!nan)! ,r@s- *!r4au"s and ass!m2"in$ p!rsnn!"
T'e user s'ould ta)e care; so t'at all maintenance; o9er'aul and mounting wor)s will be carried out
by uali"ied and aut'ori@ed pro"essional personnel; adeuately trained and acuainted wit' t'e
euipment by penetrating study o" t'e operational instruction.
=t is necessary in principle to carry out wor)s on t'e euipment only a"ter its disconnection "rom a
source o" power supply and unstressing. =t 'as been necessary strictly obser9e described inoperational instruction mode o" t'e euipment disconnection.
=t 'as been necessary to mount or put in motion once again; directly a"ter accomplis'ment o" wor)s;
all t'e protecti9e and sa"eguarding euipment.
Prior to repeat putting in motion it 'as been necessary to ta)e under consideration acti9ities
described in item F6isconnection o" t'e pumpG.
%..(. S!"&3)ntain!d r!)nstru)tin and manu&a)turin$ & spar! parts
Reconstructions and c'anges in t'e pump 'a9e been allowed only a"ter agreement wit' t'e
Producer. enuine spare parts and aut'ori@ed by t'e Producer accessories ser9e "or sa"ety
assurance. T'e Producer does not bear responsibilities "or results o" anot'er spare parts application.
%.'. Op!ratina" sa&!t
T'e euipment s'ould not be used by persons not trained in operation o" t'e system; its
principles o" wor)ing; adBustment and basic out"its;
=t is not allowed; under t'reat o" "ines en9isaged in regulations o" wor); to direct onto
direction o" persons o" water stream outgoing under pressure "rom rinsing lance;
8e sure; t'at connections on so called H"ast-BointG o" water 'ose wit' station as well as wit'
lance or gun are correctly interloc)ed;
=t 'as always been necessary to cause reduction o" pressure in t'e water 'ose by opening alow pressure 9al9e 3a"ter closure water supply5;
6uring c'ange o" lances ma)e sure t'at t'e low pressure 9al9e 'ad been closed;
? )ic) p'enomenon appears at t'e moment o" opening o" "low o" water under pressure.
,eep a rinsing lance adeuately strongly. =t 'as been recommended to use wor)ing
"ootwear 'a9ing anti-slippery soles; "or water as well as "oam ma)es t'e "loor slippery.
=t 'as been recommended to apply adeuate wor)ing dresses protecting o" t'e wor)er
against contact wit' used c'emicals as well as 'ot water. =t 'as always been necessary to
use protecti9e glasses and rubber glo9es.
=t 'as been necessary to remember during wor) wit' 9arious detergents; t'at accidentally
mi>ed in t'e euipment may secrete 'arm"ul "or 'ealt' gases.
(
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Eoise le9el; generated by t'e euipment 'as been lower t'an + d83?5. Ee9ert'eless an
operator may be subBected to noise action caused by stri)e o" water on sur"ace o" rinsed
de9ices; walls or "loor during rinsing. Ior e>ample rinsing a steel sur"ace by water 'a9ing
pressure !# bars brings about noise o" measured 9alue d83?5.
T'e stream o" water s'ould ne9er be directed onto not protected electrical installations.
*ne s'ould a9oid moistening o" electrical plug-in soc)ets.
(.#. Dir!)ti*!s &r m!diums pr!paratin +,at!r- !"!)tri)a" p,!r
supp"/
?ppro9al o" t'e R?6/D "irm o" any desertions "rom conditions o" t'e media preparation;
mounting and euipment operation must be issued in writing. =nsu""iciency o" suc' appro9al may
institute a reason "or desisting "rom obligations on ground o" guarantee.
(.1. ind & pipin$
T'e pipeline supplying water into pump station s'ould be e>ecuted o" acid-proo"; pressure pipes.
=t 'as been e>tremely important to use recommended by t'e Producer diameters o" pipes at t'e inlet
and outlet o" t'e pump; as well as assurance o" water pressure at t'e inlet; minimum !; bars.
=t 'as been necessary to ta)e care o" 'ig' uality o" installation wor)s; remembering o" principle to
minimi@e uantity o" elbows and direction c'anges o" installation run and adBustment o" arterial
pipelines diameters to distance "rom pumping unit.
(.%. Bdrau"i) stri@! in t4! sst!m and pumps.
ydraulic stri)e in t'e pipe installation is caused by 9iolent closure o" t'e water out"low 9al9e
installed in recei9ing euipment o" t'e system 3was'ing station; drawing coc)5. Limiting o" t'is
p'enomena one can obtain by mounting a membrane surge tan).
(.(. E"!)tri)a" )nn!)tins.
T'e pumping station as been electrically connected into wor)s electrical power supply system by
electrical cable t'at 'ad been led into control cubicle o" t'e pumps unit.
T'e electrical installation s'ould be in compliance wit' applied reuirements. /lectrical motors o"
t'e pumps 'a9e been euipped wit' o9erload "use protecting against e>cessi9e increase o" winding
temperature. ?dditionally; t'e electrical installation t'at 'ad been prepared "or cooperation wit' t'e
euipment; must be protected by respecti9e rang o" "use 3see table o" electrical guidelines5.
.#. Ass!m2" and start3up instru)tins
.1. Pumps insta""atin instru)tins
T'e pumping unit must be mounted inside a room; in w'ic' do not occur minus temperatures.
T'e pump must be mounted wit' sa"eguarding 9ertical position o" s'a"t. =t 'as been necessary to
assure su""icient "low in o" cooling motor air. T!mp!ratur! & t4! pump !n*irnm!nt )annt
!)!!d ##C.
T'e arrows located on "oot o" t'e pump indicate correct direction o" an agent "low.
*bliue assembly o" t'e pump 'as been permissible; i" angle o" de9iation "rom t'e plumb-line 'as
not been bigger t'an
It 4as 2!!n r!)mm!nd!d t ass!m2" )ut3&& *a"*!s in &rnt & and 2!4ind t4! pump. T'an)s
t'at one a9oids necessity dewatering o" t'e installation in cases o" possible cleaning; repair or
replacement o" t'e pump.
+
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T'e pipelines necessary to mount in suc' a way; in order t'at air could not gat'er; particularly in
suction pipeline. T'e pump necessary to mount in suc' a way; t'at pipelines stresses would not
trans"er on it and would not inter"ere t'e pump wor).
=" e>ists danger in t'e system t'at pump could be c'o)ed by stones; lea9es; branc'es; it is necessary
to pre9ent it by mounting in suction pipeline respecti9e "ilter.
? "low sensor disconnects t'e pump w'en "low intensity drops below minimal 9alue; protecting it
against damages caused by lac) or too small uantity o" water inside t'e pump%s body.
T'e "ilter 'as been installed "or protection o" "low sensor in t'e systems used "or slig'tly
contaminated water pumping.
?ppro9al o" t'e R?6/D "irm "or any de9iations "rom conditions o" t'e euipment assembly and
operation must be issued in writing. Lac) o" suc' appro9al may institute a base "or desertion "rom
obligations in 9irtue o" guarantee.
.%. P,!r supp" )nn!)tin
T'e electrical ser9ice line o" t'e pump s'ould accomplis' specialist-electrician according to rules
o" local power supply enterprise and electrical engineering norms 3PE4/5
8e"ore opening t'e co9er o" terminal bo> and prior to e9ery dismantling o" t'e pump it 'as beennecessary to disconnect obligatory all poles o" electrical power supply.
? $ser must euip t'e electrical power supply o" t'e pump in "uses and connect t'e pump t'roug'
e>ternal circuit brea)er relati9ely programmer.
owe9er one p'ase motors must be connected t'roug' protecti9e circuit brea)er o" t'e motor.
?ll t'e R$E6I*S t'ree p'ases% motors 2 and 22 "rom power & )7 possess built in
t'ermo-switc' TP111.
.(. Puttin$ in mtin
=!&r! puttin$ in mtin t4! pump must 2! 2"i$atr d!a!rat!d and &i""!d up ,it4 pump!d
"i8uid.
.(.1. Pump &i""in$
Close t'e ball 9al9e on t'e pressing side o" t'e pump and loose deaerating bolt on 'ead o" t'e
pump.
To e>clude danger o" inBuries "or persons or t'e motor damage by "lowing out liuid; it 'as been
necessary to draw attention on direction o" deaerating ori"ice outlet. Particularly in t'e systems
containing 'ot agent it 'as been necessary to underta)e all means e>cluding possibilities o" burning.
Slowly open t'e cut-o"" 9al9e on t'e suction pipeline; till liuid starts to "low out "rom t'e
deaerating ori"ice. $nscrew t'e deaerating screw and "ully open t'e cut-o"" 9al9es.
.(.% C4!)@in$ pump rtatin
REMAR T4! pump must a"r!ad 2! &i""!d up ,it4 "i8uid 2!&r! insp!)tin & 4and &
rtatin.
Ior t'e purpose o" inspection o" 'and o" rotation it 'as not been necessary to dismantle t'e motor;
because disconnection o" clutc' would cause necessity o" repeated adBustment altitudinal location
o" t'e pump%s s'a"t.
Proper 'and o" rotation indicates arrows located on 'ead o" t'e pump and 9entilator cap o" t'e
motor. Loo)ing "rom 9entilator side t'e pump s'ould rotate anticloc)wise 3CR; CRE; CRE-S5.
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.(.(. S,it)4in$ n t4! pump
8e"ore electrical switc'ing on t'e pump open "ully t'e cut-o"" 9al9e on t'e suction side o" t'e
pump. T'e cut-o"" 9al9e on pressing side open partly only.
6eaerate t'e pump by means o" loosen o" t'e deaerating bolt located in 'ead o" t'e pump; till
liuid starts to "low out "rom t'e deaerating ori"ice.
Ior e>cluding o" danger "or persons% inBury or damage o" t'e motor by "lowing out liuid; it 'asbeen necessary to draw attention onto direction o" deaeration ori"ice outlet. Particularly in t'e
systems containing 'ot agent it 'as been necessary to underta)e all means e>cluding possibility o"
burning.
7'en t'e pipeline system 'as already been "illed up wit' pumped liuid it 'as been necessary to
open slowly and "ully t'e cut-o"" 9al9e on t'e pumping side o" t'e pump.
Switc' on t'e pump.
.. Maint!nan)! & t4! pump
8e"ore commencement o" maintenance wor) it 'as been necessary to switc' o"" t'e pump "rom
operation obligatory; disconnect all p'ases "rom power supply networ) and protect against
accidental switc'ing it on.
T4! ,r@ )an )arr ut n" t4! Prdu)!r?s s!r*i)! r pr&!ssina" p!rsnn!"
=n t'ose pumps t'at 'ad been emptied due to longer standstill it 'as been necessary to put some
drops o" motor oil on t'e s'a"t between 'ead o" t'e pump and clutc'. =t will pre9ent t'e sur"aces o"
seals against gluing. Ior t'is wor) it 'as been necessary to ta)e o"" t'e s'ield o" t'e clutc'.
.'. Prt!)tin a$ainst &rst
R!mar@ =!&r! r!p!at!d puttin$ in mtin & t4! pump it 4as 2!!n n!)!ssar t s)r!, in
drainin$ p"u$ and d!a!rat! t4! pump a$ain a))rdin$ t pr)!dur! d!s)ri2!d in
it!m .(.(. a&t!r,ards ti$4t!n t4! d!a!ratin$ s)r!,.
.7. Pump unit ass!m2" +5PR:CSR/
Ior "astening t'e euipment on a wall it 'as been necessary to use appropriate si@e o" bolts and strut
pins. T'e ori"ices "or strut pins supporting "astening board it 'as been necessary to drill out
according to s'own on t'e drawing spacing.
0
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.7.1. Dim!nsina" dra,in$ & t4! pump unit and main statin
T'e "astening board s'ould be mounted and "astened be"ore t'e central station 'anging on t'e wall.
1
5PR:CSR > (:%'#6 ':%'#6 ':%9#6 1#:%'#
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*n t'e assembly sc'eme and in t'e enclosed Table t'ere 'a9e been placed detailed in"ormation
concerning dimensions o" respecti9e types o" euipment; reuired "or gi9en si@e o" t'e pump
diameter o" pipes on suction and pressing sides; as well as 'ad been gi9en spacing o" mounting
ori"ices o" t'e "astening board and proposed 'eig't o" t'e euipment mounting.
2oreo9er in t'e Table it 'ad been placed in"ormation relating to electrical reuirements o" t'e
motor installed in t'e rund"os pump.
.7.%. Dim!nsins and ass!m2"in$ data & 2st!rs +5PR/ and main statins +CSR/ & ", pr!ssur!
)"!anin$ sst!m
PUMP
5PR (:%'# 5PR ':%'#6 5PR':%9# 5PR 1#:%'#
A &0 &0 #
= (! (! (!
C 1!( 1( 1(
D &0 &0 &0
E + + +
; !# !# !#
G 1 KG 1 KG 1 14!G
B 1 KG 1 KG 1 14!G
5 11 11 11
L !( !( !(
M !!0 !!0 !!0
I 7ater inlet 7ater inlet 7ater inlet
II 7ater outlet 7ater outlet 7ater outlet
F /lectric wire /lectric wire /lectric wire
FI Pump 'anger Pump 'anger Pump 'anger
'.#.Guid!"in!s )n)!rnin$ !"!)tri)a" )nn!)tin & t4! pump unit 5PR(6 5PR '6 and 5PR 1#
Pumpin$ unit 5PR ( 5PR ' 5PR 1#
Power o" t'e motor !;! )7 ; )7 +;# )7
T'e electrical wiring 'ad been accomplis'ed wit' # 'oles plug-in soc)et.
1. T'e recei9ing and "eeding wiring system s'ould be in t'e system TE-S 3L1; L!; L&; E; P/5
!. T'e pump power supply &> 3#-core plug &P. MEMP/5< &P. - 8lac) colour; blac); brown< E-blue colour< P/ N colour green-yellow5
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T'e protections 'a9e been indispensable in t'e "orm o" installation circuit brea)ers type C "or t'e electrical wirings
protection wit' enclosed to t'em recei9ers 'a9ing large starting currents; i.e. motors.
7.#. Cnstru)tin and 2asi) ass!m2" & t4! !8uipm!nt
T'e pump unit 3JPR4CSR5 consists o" t'e "ollowing elements:
ousing "astened on wall or on "rame o" t'e pump set up and "astened onto t'e "loor;
Pump wit' electrical motor;
/lements o" applied 'ydraulics o" t'e pump
/lectrical control assembly
7.1. Busin$ ,it4 drs
T'e pump toget'er wit' ot'er assembly 'as been as a standard mounted inside t'e 'ousing; made
o" closed pro"iles and e>ternal s'ields in t'e "orm o" a pair o" doors partitioned by so called "ront
panel; "or assuring mec'anical sa"ety o" t'e euipment 3CSR5. Irom t'e top upper co9er 'asprotected t'e pump.
=t doors made o" an adeuate t'ic)ness o" tins 'ad been mounted two pairs o" spandrel beam loc)s
being unbloc)ed by special HimbuesG )ey. T'e pump put inside t'e 'ousing 'as been "astened by
"our bolts onto specially pro"iled "oot; made o" s'eet metal 'a9ing t'ic)ness 1! mm.
T'e 'ousing "oot toget'er wit' made o" closed pro"iles "rame; so called "ront panel and upper co9er
o" t'e 'ousing sti""ens construction o" t'e 'ousing. =n t'e "ront panel are ori"ices "or manometer
mounting; w'ic' indicates water pressure; electrical control panel and le9er o" ball 9al9e 3only "or
CSR5. T'e pumping unit 3JPR5 can also be made wit' t'e rund"os pump "astening on t'e "rame;
made o" adeuate closed pro"iles. =t 'as been a 9ersion; so called CSR:=.
7.%. Pump ,it4 !"!)tri)a" mtr
=n t'e pumping units 3JPR5 o" t'e low pressure was'ing system it 'as
been mounted produced by t'e rund"os "irm centri"ugal pumps 3175
o" type rang CRE 'a9ing nominal outputs "rom & to 1 m &4'our. ?s a
standard t'ese pumps 'as been euipped wit' ser9ice line type PJ/.
?ll t'e supplied by t'e rund"os "irm motors is possible to connect
into "reuency con9erter. =t can occur increase o" t'e motor noise
depending o" applied "reuency con9erter%s type. 2oreo9er t'e motor
may be endangered "or 'arm"ul 9oltage "luctuations. =t 'as been
recommended to protect all t'e motors against pic) 9alues o" t'e
"eeding 9oltage; 'ig'er t'an #.
6escribed abo9e disturbances; i.e.: noise increase and 9oltage 'arm"ul pic) 9alues is possible to
eliminate by application o" t'e LC "ilter inserted between t'e motor and "reuency con9erter.
T'e pump 'as been pro9ided by t'e Producer toget'er wit' adeuate si@e o" electrical motor 3 105
'a9ing power range "rom !;! up to 11)7 3according to si@e o" pump5.
T'e electrical motor o" t'e pump 'as been protected against damages by t'e "ollowing t'ree
protection de9ices:
T'ermal circuit-brea)er N T'ermic;
Protection PTC 3Panel T'ermal Control5
?symmetrical sensor 4lac) o" one p'ase
=n 'ead o" t'e pump t'ere is a 9al9e seat "or pump deaeration 3195 as well as seat o" t'e sensor o"
pumped water temperature 31
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T'e pumping unit 3JPR5 can be produced also wit' "astening o" t'e rund"os pump onto "rame
3%%5; made o" adeuate closed pro"iles. =t 'as been so called 9ersion 5PR:=.
7.(. E"!m!nts & t4! pump?s app"i!d 4drau"i)s
*n t'e suction side o" t'e 'ydraulics assembly o" t'e pump 'ad been mounted t'e "ollowing
elements: 8all 9al9e 315
Pipe union 3%5
Suction pipO 3(5
S)ew "ilter 35
Sensor o" water pressure supplied into t'e pump 3'5 mounted into 'ead o" t'e s)ew "ilter
Sensor o" water "low 375
Special connector ended wit' terminal PJ/ 395
Joint ictaulic "or ser9ice line PJ/ o" t'e pump 305
*n t'e pressure side o" 'ydraulic set o" t'e pump 'ad been mounted:
Joint ictaulic "or ser9ice line PJ/ o" t'e pump 305
Special connector ended by terminal PJ/ 3
' Pressure sensor 3suction side5 1( *utlet pipe %1 /lectric wire
7 Ilow sensor 1 2embrane accumulator %% Pump "rame wit' base
9 /lbow connector 1' 8all 9al9e
0 ictaulic connector 17 rund"os pump
1&
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7.. E"!)tri)a" )ntr" ass!m2"
T'e electrical control o" t'e pumping unit reali@ese>ecuting and controlling "unctions o" t'e electrical
motor wor) o" t'e pump; t'e set o" sensors and
protection systems.
T'e pumping unit; as any electrically "ed de9ice 'ad
been euipped wit' power supplying cable; terminated
by adeuate plug connected into power supply plug-in
soc)et "ed "rom wor)s power supply system.
=n t'e electrical control system t'ere 'a9e been placed an
electrical bo> containing contactor; t'ermal relay; ad cased
connecting batten "or connection o" electrical conductors "or
reception o" signals "rom t'e sensors.
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