background image

 

 

 

3. 

ТЕХНИЧЕСКАЯ

 

ИНФОРМАЦИЯ

 

 

3. 

TECHNICAL INFORMATION 

3.1 

ОБОЗНАЧЕНИЕ

 

ТИПОВ

 

 

3.1 

DESCRIPTION OF TYPES 

В

 

НАСТОЯЩЕЕ

 

ВРЕМЯ

 

ПОСТАВЛЯЮТСЯ

 

ПЯТЬ

 

ТИПОРАЗМЕРОВ

 

САЛЬНИКОВЫХ

  

НАСОСОВ

: 

GP

 

41, GP

 

42, GP

 

51, GP

 

51

А

   

И

 

GP

 

52. 

 

Н

АСОСЫ

 

ДОСТАВЛЯЮТСЯ

 

В

 

СБОРЕ

 

С

 

МОТОРОМ

 

ИЛИ

 

БЕЗ

 

НЕГО

.  

 
 

В

ЫБОР

 

ЖЕЛАЕМОЙ

 

КОМПЛЕКТНОСТИ

 

ПОСТАВКИ

 

ПРОИЗВОДИТСЯ

 

ПО

 

СЛЕДУЮЩЕЙ

 

ТАБЛИЦЕ

:  

 

F

IVE 

WITT 

REFRIGERANT PUMPS WITH FLANGED MOTOR ARE  

AVAILABLE

:  

GP 41, GP 42, GP 51, GP 51

A AND 

GP 52. 

 
P

UMPS CAN BE DELIVERED WITH OR WITHOUT STANDARD 

FLANGE

-

MOTOR

 
T

O SELECT YOUR MODEL PLEASE SEE TABLE BELOW

3.2 

КОМПЛЕКТ

 

ПОСТАВКИ

 

 

3.2 

SCOPE OF DELIVERY 

 

М

ОДЕЛЬ

 

С

МЕННЫЙ

 

НАСОС

 

С

 

ПРОКЛАДКАМИ

 

ФЛАНЦЕВ

 

И

 

МУФТОЙ

 

В

 

СБОРЕ

 

 

M

ODEL 

R

EPLACEMENT 

(

BARE SHAFT

PUMP WITH GASKET FOR FLANGES 

AND

 

COUPLING PART ON THE PUMP SIDE

 

 

П

РИ

 

ЗАКАЗЕ

 

МОДЕЛЕЙ

 

ИЛИ

 

УКАЖИТЕ

  

ДЛЯ

 

ПРАВИЛЬНОГО

 

ПОДБОРА

 

МУФТЫ

 

ДАННЫЕ

 

ДВИГАТЕЛЯ

 

 

P

LEASE SPECIFY FOR MODELS 

AND 

THE 

MOTOR SIZE FOR CORRECT SELECTION OF THE 

MOTOR COUPLING 

(

AND IF REQUIRED TO BE 

SUPPLIED WITH THE  INTERMEDIATE RING FOR 

THE MOTOR FLANGE

). 

М

ОДЕЛЬ

 

Н

АСОС

 

С

 

МУФТОЙ

 

В

 

СБОРЕ

ОТВЕТНЫМИ

 

ФЛАНЦАМИ

 

ВКЛ

ПРОКЛАДКИ

 

И

 

КРЕПЕЖ

.  

М

ОТОРНЫЙ

 

ФЛАНЕЦ

 

M

ODEL 

PUMP WITH

 

C

OMPLETE 

C

OUPLING

 

C

OUNTERFLANGES INCL

SCREWS 

AND GASKETS

 

M

OTOR CONNECTION

 

М

ОДЕЛЬ

 

Д

ОП

К

 

МОДЕЛИ

 

ЗАПОРНЫЕ

 

ВЕНТИЛИ

 

ЕА

 

НА

 

ВСАСЫВНИИ

 

И

 

НАГНЕТАНИИ

 

С

 

МАНОМЕТРОВЫМ

 

ШТУТЦЕРОМ

 

НА

 

НАГНЕТАНИИ

 

 

M

ODEL 

A

S ABOVE TO MODEL 

SPEC

WITH

 

STOP VALVE 

EA 

SUCTION SIDE

 

STOP VALVE 

EA 

WITH VENT 

VALVE 

(

PRESSURE GAUGE 

CONNECTION

DELIVERY SIDE

 

М

ОДЕЛЬ

 

3

A

 

Д

ОП

К

 

МОДЕЛИ

 

ВСАС

ФИЛЬТР

 

KS-P

 

ЗАПОРНЫМ

 

ВЕНТИЛЕМ

 

ЕА

 

НАГН

ЗАПОРНЫЙ

 

ВЕНТИЛЬ

 

ЕА

  

С

 

МАНОМЕТРОВЫМ

 

ШТУТЦЕРОМ

 

 

 

M

ODEL 

3

A

 

A

S ABOVE MODEL SPEC

. 2 

WITH

 

FILTER 

KS-P 

WITH STOP VALVE 

EA 

SUCTION SIDE

 

STOP VALVE

EA 

WITH VENT 

VALVE 

(

PRESSURE GAUGE 

CONNECTION

DELIVERY SIDE

 

М

ОДЕЛЬ

 

3

B

 

Д

ОП

К

 

МОДЕЛИ

 

2

 

ВСАСЫВАЮЩИЙ

 

ЗАПОРНЫЙ

 

ВЕНТИЛЬ

 

ЕА

ЗАПИРАЕМЫЙ

 

ОБРАТНЫЙ

 

КЛАПАН

 

ERA

  

С

 

ВЕНТИЛЕМ

 

УДАЛЕНИЯ

 

ПАРА

ШТУТЦЕРОМ

 

И

 

ОТДЕЛЬНО

 

УСТАНОВОЧНЫМ

 

ВЕНТИЛЕМ

 

ЕЕ

НА

 

НАГНЕТАНИИ

 

M

ODEL 

3

B

 

A

S ABOVE MODEL 

SPEC

WITH

 

STOP VALVE 

EA 

SUCTION SIDE

 

STOP

/

RETURN VALVE 

ERA 

WITH 

VENT VALVE 

VENT CONNECTION 

AND REGULATING VALVE 

EE6 

(

SUPPLIED LOOSE

). 

М

ОДЕЛЬ

 

3

C

 

Д

ОП

К

 

МОДЕЛИ

 

ВСАС

ФИЛЬТР

 

KS-P

  

С

 

ЗАПОРНЫМ

 

ВЕНТИЛЕМ

 

ЕА

ЗАПИРАЕМЫЙ

 

ОБРАТНЫЙ

 

КЛАПАН

 

ERA

  

С

 

ВЕНТИЛЕМ

 

УДАЛЕНИЯ

 

ПАРА

ШТУТЦЕРОМ

 

И

 

ОТДЕЛЬНО

 

УСТАНОВОЧНЫМ

 

ВЕНТИЛЕМ

 

ЕЕ

НА

 

НАГНЕТАНИИ

 

 
 

 

M

ODEL 

3

C

 

I

N ADDITION TO MODEL 

WITH

 

FILTER 

KS-P 

WITH STOP VALVE 

EA, 

SUCTION SIDE

 

STOP

/

RETURN VALVE 

ERA 

WITH 

VENT VALVE 

VENT CONNECTION 

AND REGULATING VALVE 

EE6 

(

SUPPLIED LOOSE

). 

Содержание GP 42

Страница 1: ...ICATIONS 19 5 1 GENERAL 19 5 2 DETERMINATION OF THE REQUIRED FLOW 20 5 3 ADAPTATION TO PLANT REQUIREMENTS 20 6 INSTALLATION INSTRUCTIONS 22 6 1 PUMP ARRANGEMENT 22 6 2 PUMP CONNECTION 22 6 3 DOWNLEG D...

Страница 2: ...PERATURE 50 WITH OPERATING TEMPERATURES BELOW 50 C THE PUMPS SHOULD BE CHARGED WITH A LOW TEMPERATURE OIL 4 PUMP PERFORMANCE DETAILS ARE SPECIFIED IN CHAPTER 4 TECHNICAL DATA 5 THE STANDARD PUMP DESIG...

Страница 3: ...TO CALL OUR SERVICE DEPARTMENT WHO WILL BE GLAD TO ASSIST YOU MAKE SURE THE GROUND AREA AROUND THE PUMP IS CLEAR E G NO INCOMING ELECTRIC POWER CABLES IF YOU CANNOT AVOID SUCH OBSTRUCTION THEY SHOULD...

Страница 4: ...STRUCTIONS IN THE OPERATING MANUAL ARE IGNORED THE REFRIGERANT PUMP INCLUDING ACCESSORIES IS OPERATED INCORRECTLY OR IS INSTALLED CONTRARY TO THESE INSTALLATION INSTRUCTIONS THE REFRIGERANT PUMP IS US...

Страница 5: ...OR FLANGE 2 MODEL 2 PUMP WITH COMPLETE COUPLING COUNTERFLANGES INCL SCREWS AND GASKETS MOTOR CONNECTION 3 2 MODEL 3 AS ABOVE TO MODEL 2 SPEC WITH 1 STOP VALVE EA SUCTION SIDE 1 STOP VALVE EA WITH VENT...

Страница 6: ...E FLANGES WITH SCREWS AND GASKETS 3 3 2 3 4 5 10 BAR C 3 3 ORDER INFORMATION REFRIGERANT VOLTAGE AND FREQUENCY SELECTED MODEL FOR MODELS 2 AND 3 THE REQUIRED COUPLING SIZE OR MOTOR SIZE OF THE MOTOR T...

Страница 7: ...187 101 223 3C MODEL 3C KG LBS 59 130 63 139 91 201 91 201 107 236 4 2 4 2 MOTOR SELECTION THE MOTOR SIZE IS MAINLY DEPENDING ON THE SPECIFIC WEIGHT RESPECTIVE DENSITY OF THE REFRIGERANT SEE TABLES BE...

Страница 8: ...APTER RING TO FIT THE MOTOR TO THE PUMP GP 51 FREQUENCY SPEED REFRIGERANT MOTOR SIZE POWER VOLTAGE N PARTNO WEIGH T REMARKS HZ MIN 1 RPM KG DM 3 KW HP VOLT KG 380 420 660 725 Y 2222 000009 50 1500 0 7...

Страница 9: ...EQUENCY SPEED REFRIGERANT MOTOR SIZE POWER VOLTAGE N PARTNO WEIGHT REMARKS HZ MIN 1 RPM KG DM 3 KW HP VOLT KG 380 420 660 725 Y 2222 000011 50 1500 0 7 NH3 132S 5 5 7 4 220 240 380 420 Y 2222 000008 6...

Страница 10: ...1 C 35 SHAFT SEAL PTFE IMPELLERS EN GJS 400 15 GGG 40 MAIN BOLTS 8 8 COUNTER FLANGES P355NH BOLTS FOR COUNTER FLANGES 8 8 GASKETS CENTELLEN NP RESERVOIR OIL MR 520 PAINTING SYSTEM W 9 1 W 9 2 W 9 1 W...

Страница 11: ...11 4 5 2A 4 5 DIMENSIONS GP41 GP42 GP 41 GP 42 ALL DIMENSIONS IN MM AND INCH...

Страница 12: ...12 4 5 2B 4 5 DIMENSIONS ALL DIMENSIONS IN MM AND INCH GP 51 GP 51A GP 52...

Страница 13: ...13 4 6 3A 4 6 SECTIONAL VIEWS GP 52 GP 52 IS SHOWN OTHER PUMPS ARE SIMILAR...

Страница 14: ...14 SECTIONAL VIEW OF DETAILS 3B DETAIL OF THE BEARING 3C DETAIL COUPLING AND MOTOR CONNECTION...

Страница 15: ...15 SECTIONAL VIEW OF DETAILS 3D DETAIL OF THE SHAFT SEAL 3E 3 D SKETCH OF THE SHAFT SEAL...

Страница 16: ...5 5641 000010 1 PACKING FOR STOP VALVE 39 8 14 X 8 5642 000015 8 14 X 8 5642 000015 1 BALL BEARING WITH STEEL CAGE 41 5341 000003 250 5341 000002 390 BEARING BUSH 42 45 2161 001219 55 2161 001256 225...

Страница 17: ...AIR KIT E FOR TWO STAGE PUMPS FOR EXTENDED SUPPLY WITH PARTS E 2161 002205 2558 2161 002405 4702 2 X NR 10 15 16 41 45 1 X NR 19 1 19 2 30 47 49 2 X PARTS NO 10 15 16 41 45 1 X PARTS NO 19 1 19 2 30 4...

Страница 18: ...ETURN VALVE ERA IS PROVIDED WITH A PURGE CONNECTION PIPE DN 10 AND A HAND REGULATING VALVE EE6 SUPPLIED LOOSE THE EE6 SHOULD BE FITTED SO THAT ANY GAS MAY BE PURGED TO THE SURGE DRUM THE VALVE SHOULD...

Страница 19: ...URING COMPRESSOR START UP PULL DOWN PERIOD AND DURING THE RAPID LOADING OR UNLOADING OF COMPRESSOR STEPS OF CAPACITY LARGE AMOUNTS OF GAS BUBBLES IN THE PUMP SUCTION LINE WILL CAUSE THE MASS FLOW OF L...

Страница 20: ...RATE PUMP RATIO THE RE CIRCULATION RATE DEPENDS ON THE TYPE OF EVAPORATOR EQUIPMENT AND OPERATION CONDITIONS THE LARGER THE DUTY LOADING RATE THE GREATER THE RECOMMENDED RE CIRCULATION FACTOR TYPICAL...

Страница 21: ...JUSTED AS FOLLOWS 5 5 PUMP CAPACITY TOO LARGE SWITCH OFF A PUMP MULTI PUMP APPLICATION OPEN A LIQUID BYPASS VALVE FIG 5B SPEED CONTROL OF THE PUMP FIG 5C PUMP CAPACITY TOO SMALL SWITCH ON AN EXTRA PUM...

Страница 22: ...BE ALIGNED VERTICALLY ON CHANNEL FRAME SUPPORTS PLEASE CONSIDER THAT A CONDENSATE TRIP TRAY CAN BE PLACED AND CLEANED UNDERNEATH THE PUMPS THE OIL SIGHT GLASS CAN BE OBSERVED EASILY THE CONICAL SUCTIO...

Страница 23: ...THE VERTICAL SUCTION LINE IS INSTALLED DIRECTLY TO THE PUMP AVOIDING ADDITIONAL ELBOWS OR HORIZONTAL RUN ANY GAS ACCUMULATION IN THE SUCTION LINE AND PARTICULARLY IN VALVES ATTACHED TO THE PUMP MUST...

Страница 24: ...O THE SYSTEM OPERATION A LIQUID VELOCITY OF 1 5 M S IS NORMALLY RECOMMENDED ERA A NON RETURN VALVE THIS IS USUALLY A COMBINED STOP CHECK VALVE TYPE ERA IN THE DISCHARGE LINE IS REQUIRED WHEN SEVERAL P...

Страница 25: ...52 23 75 37 121 50 164 GP 51 13 43 19 62 31 102 47 154 GP 52 26 85 40 131 65 213 0 2 WITT W 4652 0 01 A FLOW SWITCH CAN BE ALTERNATIVELY INSTALLED INSTEAD OF A DIFFERENTIAL PRESSURE SWITCH THE FLOW SW...

Страница 26: ...USED IN SYSTEMS WHERE CONTAMINATION WITH MINERAL OIL IS NOT ALLOWED I E IN CASES WITH ESTER OIL IN THE SYSTEM THE RESIDUAL OIL MUST BE REMOVED AND THE PUMP CLEANED BY USE OF SOLVENTS 7 2 7 2 MOUNTING...

Страница 27: ...OW PRESSURE RECEIVER FOR A MINIMUM RUNNING TIME OF APPROXATELY 2 3 MINUTES THE ELECTRICAL CONTROL SYSTEM INCLUDING ALL SAFETY CONTROLS MUST BE PRE TESTED PRIOR TO STARTING THE PUMP CHECK THE WIRING FO...

Страница 28: ...CHAMBER SEE CHAPTER 8 2 CHECK THE CONICAL SUCTION FILTER FOR CONTAMINATION CHECK THE PUMPRE CIRCULATION PIPEWORK FOR OIL CONTAMINATION CHECK THE VIBRATION CHECK THE PRESSURE DIFFERENTIAL OF THE PUMP...

Страница 29: ...RE SWITCHED OFF AND ARE BEING WORKED ON NOTE THE SEQUENCE OF ELECTRICAL CONNECTIONS AND DISCONNECT THE WIRING A TRAINED ENGINEER OR SUITABLE QUALIFIED ELECTRICIAN IN ACCORDANCE WITH ELECTRICAL ENGINEE...

Страница 30: ...LARLY WHEN THE OIL LEVEL DROPS AFTER A SHORT PERIOD OF TIME LESS THEN 14 DAYS THE INNER SHAFT SEAL MUST BE REPLACED 85 19 2 19 1 19 1 19 2 85 IF THE SHAFT SEAL HAS BEEN REPLACED AND YOU OBSERVE AGAIN...

Страница 31: ...T SEALS 57 CAREFULLY OPEN THE OIL FILLER PLUG 57 TURN AND WAIT UNTIL THE OIL CHAMBER IS DEPRESSURIZED THIS MAY TAKE A WHILE USE A WET CLOTH TO PROTECT THE PLUG 57 THE OIL FILLER PLUG 57 IS SLOTTED TO...

Страница 32: ...F THE SHAFT SEAL SEE ALSO CHAPTER 4 6 FIG 3D AND 3E 16 15 13 12 13 OUTER SEALING MOTOR SIDE ASSEMBLE SPRING 16 PRESSURE RING 15 AND LIGHTLY OIL THE GROOVE IN THE PRESSURE RING PROTECT THE O RING AGAIN...

Страница 33: ...THE GASKET 34 AND SLIDE ON THE HOUSING ALWAYS CAREFULLY TIGHTEN THE SCREWS CROSSWISE GP 50 GP 40 2 78 5 78 FIT FOR GP 50 PUMPS 1 FELT RING RESPECTIVE FOR GP 40 PUMPS 2 FELT RINGS 78 5 AND ASSEMBLE PA...

Страница 34: ...T THE MARKS ALIGN TIGHTEN THE SCREWS CROSSWISE 8 5 8 5 CHANGING THE BEARINGS 21 LOOSEN SCREWS 21 IN THE TIGHTENING RING WHILE HOLDING AGAINST WITH THE COUPLING YOU CAN ONLY REMOVE THE SNAP SEEGER RING...

Страница 35: ...A PLASTIC HAMMER TROUGH THE HOUSING REPLACE THE BEARING REPLACE THE INNER BEARING IN VICE GP 50 GP 40 THE BEARING IN GP 50 PUMPS IS SUPPRTED WITH ONLY 1 SNAP RING GP 40 PUMPS REQUIRE 2 SNAP RINGS TO...

Страница 36: ...VALVE WHICH CAN BE INSTALLED IN PLACE OF THE LOWER 1 4 SREW PLUG IN THE DISCHARGE CHAMBER IN ADDITION A QUICK CLOSING ACTION VALVE MUST BE INSTALLED BEHIND THE DRAIN VALVE OIL FROM THE SUCTION CHAMBER...

Страница 37: ...WAYS RETURN THE CONICAL SUCTION FILTER IN CONDITION FOUND WHEN THE PUMP WAS OPENED WITH THE PUMP 8 8 8 8 WARNINGS WITT WITT PUMPS ARE FOR REFRIGERATION SYSTEMS ONLY READ THESE INSTRUCTIONS COMPLETELY...

Страница 38: ...DO NOT ALIGN SEE 8 4 FIG 14 15 4 2 4 SWITCHED OFF ON PRESSURE DIFFERENCE CONTROL SEE NUMBER 2 SET VALUE OF PRESSURE CONTROL NOT RIGHT HAND CONTROL VALVES IN SYSTEM OPENED TOO MUCH TOO QUICK START UP...

Страница 39: ...75 4...

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