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3-8

3.4.2

Special models (lifting models)

Automatic alternate operation <lifting models>

Nominal diameter

Standard specifications

Specified ranges

Suction

condition

Pump

suction

Unit

discharge

Model

Output

Phase/Voltage

Maximum

water

supply

/min

Total
head

Minimum

sustained

head

Stop pressure

(approximate

value)

MPa (kgf/cm

)

Water supply

/min

Discharge

head

selection

range

Pressure tank

pre-charge

pressure

MPa (kgf/cm

)

NX-VFC252-0.4S2D-e

0.4 0.06

0.23

(2.3)

0.02–0.09

15–26

0.10

(1.0)

NX-VFC252-0.75S2D-e

0.75 0.06

0.31

(3.2)

0.02–0.09

20-39

0.16

(1.6)

NX-VFC253-1.1S2D-e

1.1 0.06

0.50

(5.1)

0.02–0.09

33–62

0.28

(2.9)

NX-VFC322-0.75S2D-e

0.75 0.1

0.24

(2.4)

0.02–0.14

15–30

0.12

(1.2)

NX-VFC323-1.1S2D-e

1.1 0.1

0.38

(3.9)

0.02–0.14

25–51

0.22

(2.2)

NX-VFC401-1.1S2D-e

1.1

Single-phase

200 (50 Hz),

single-phase

200 (60 Hz)

0.2

0.21

(2.1)

0.02–0.25

15–27

0.10

(1.0)

NX-VFC252-0.4D-e

0.4 0.06

0.23

(2.3)

0.02–0.09

15–26

0.10

(1.0)

NX-VFC252-0.75D-e

0.75 0.06

0.31

(3.2)

0.02–0.09

20–39

0.17

(1.7)

NX-VFC253-1.1D-e

1.1 0.06

0.50

(5.1)

0.02–0.09

33–62

0.28

(2.9)

NX-VFC322-0.75D-e

0.75 0.1

0.25

(2.5)

0.02–0.15

15–32

0.13

(1.3)

NX-VFC323-1.1D-e

1.1 0.1

0.38

(3.9)

0.02–0.14

25–51

0.22

(2.2)

NX-VFC323-1.5D-e

1.5 0.1

0.47

(4.8)

0.02–0.15

30–59

0.25

(2.6)

NX-VFC324-2.2D-e

2.2 0.1

0.64

(6.5)

0.02–0.15

42–79

0.36

(3.7)

NX-VFC401-1.1D-e

1.1 0.2

0.21

(2.1)

0.02–0.25

15–27

0.10

(1.0)

NX-VFC402-1.5D-e

1.5 0.2

0.28

(2.9)

0.02–0.28

19–40

0.16

(1.6)

NX-VFC402-2.2D-e

2.2 0.2

0.39

(4.0)

0.02–0.28

28–57

0.25

(2.5)

NX-VFC402-3.7D-e

3.7 0.2

0.55

(5.6)

0.02–0.30

34–66

0.29

(3.0)

NX-VFC403-3.7D-e

3.7 0.2

0.62

(6.3)

0.02–0.30

42–80

0.36

(3.7)

NX-VFC403-5.5D-e

5.5 0.2

0.76

(7.8)

0.02–0.30

47–90

0.41

(4.2)

NX-VFC501-1.5D-e

1.5 0.3

0.18

(1.8)

0.02–0.31

15–22

0.08

(0.8)

NX-VFC502-2.2D-e

2.2 0.3

0.27

(2.8)

0.02–0.40

15–42

0.13

(1.3)

NX-VFC502-3.7D-e

3.7 0.3

0.46

(4.7)

0.02–0.44

28–65

0.25

(2.5)

NX-VFC503-5.5D-e

5.5 0.3

0.62

(6.3)

0.02–0.44

39–90

0.34

(3.5)

NX-VFC503-7.5D-e

7.5 0.3

0.74

(7.5)

0.02–0.45

47–90

0.41

(4.2)

NX-VFC652-3.7D-e

3.7 0.45

0.25

(2.6)

0.02–0.58

16–37

0.14

(1.4)

NX-VFC652-5.5D-e

5.5 0.45

0.39

(4.0)

0.02–0.57

28–56

0.25

(2.5)

Lifting m

dels

NX-VFC653-7.5D-e

7.5

Three-phase

200 (50 Hz),

three-phase

200/220 (60 Hz)

0.45

0.56

(5.7)

0.02–0.57

41–79

0.35

(3.6)

Automatic alternate parallel operation <lifting models>

Nominal diameter

Standard specifications

Specified ranges

Suction

condition

Pump

suction

Unit

discharge

Model

Output

Phase/Voltage

Maximum

water

supply

/min

Total
head

Minimum

sustained

head

Stop pressure

(approximate

value)

MPa (kgf/cm

)

Water supply

/min

Discharge

head

selection

range

Pressure tank

pre-charge

pressure

MPa (kgf/cm

)

NX-40VFC252-0.4S2W-e

0.4 0.12

0.23

(2.3)

0.04–0.17

15–26

0.10

(1.0)

NX-40VFC252-0.75S2W-e

0.75 0.12

0.31

(3.2)

0.04–0.18

20-39

0.16

(1.6)

NX-40VFC253-1.1S2W-e

1.1 0.12

0.50

(5.1)

0.04–0.18

33–62

0.28

(2.9)

NX-50VFC322-0.75S2W-e

0.75 0.2

0.24

(2.4)

0.04–0.29

15–30

0.12

(1.2)

NX-50VFC323-1.1S2W-e

1.1 0.2

0.37

(3.8)

0.04–0.29

25–51

0.22

(2.2)

NX-65VFC401-1.1S2W-e

1.1

Single-phase

200 (50 Hz),

single-phase

200 (60 Hz)

0.4

0.21

(2.1)

0.04–0.50

15–27

0.10

(1.0)

NX-40VFC252-0.4W-e

0.4 0.12

0.23

(2.3)

0.04–0.17

15–26

0.10

(1.0)

NX-40VFC252-0.75W-e

0.75 0.12

0.31

(3.2)

0.04–0.18

20–39

0.17

(1.7)

NX-40VFC253-1.1W-e

1.1 0.12

0.50

(5.1)

0.04–0.18

33–62

0.28

(2.9)

NX-50VFC322-0.75W-e

0.75 0.2

0.25

(2.5)

0.04–0.29

15–32

0.13

(1.3)

NX-50VFC323-1.1W-e

1.1 0.2

0.37

(3.8)

0.04–0.29

25–51

0.22

(2.2)

NX-50VFC323-1.5W-e

1.5 0.2

0.46

(4.7)

0.04–0.30

30–59

0.25

(2.6)

NX-50VFC324-2.2W-e

2.2 0.2

0.63

(6.4)

0.04–0.30

42–79

0.36

(3.7)

NX-65VFC401-1.1W-e

1.1 0.4

0.21

(2.1)

0.04–0.50

15–27

0.10

(1.0)

NX-65VFC402-1.5W-e

1.5 0.4

0.28

(2.9)

0.04–0.57

19–40

0.16

(1.6)

NX-65VFC402-2.2W-e

2.2 0.4

0.39

(4.0)

0.04–0.57

28–57

0.25

(2.5)

NX-65VFC402-3.7W-e

3.7 0.4

0.55

(5.6)

0.04–0.60

34–66

0.29

(3.0)

NX-65VFC403-3.7W-e

3.7 0.4

0.62

(6.3)

0.04–0.60

42–80

0.36

(3.7)

NX-65VFC403-5.5W-e

5.5 0.4

0.76

(7.8)

0.04–0.60

47–90

0.41

(4.2)

NX-65VFC501-1.5W-e

1.5 0.6

0.18

(1.8)

0.04–0.60

15–22

0.08

(0.8)

NX-65VFC502-2.2W-e

2.2 0.6

0.26

(2.7)

0.04–0.78

15–42

0.13

(1.3)

NX-65VFC502-3.7W-e

3.7 0.6

0.46

(4.7)

0.04–0.87

28–65

0.25

(2.5)

NX-65VFC503-5.5W-e

5.5 0.6

0.62

(6.3)

0.04–0.87

39–90

0.34

(3.5)

NX-65VFC503-7.5W-e

7.5 0.6

0.73

(7.4)

0.04–0.90

47–90

0.41

(4.2)

NX-80VFC652-3.7W-e

3.7 0.9

0.25

(2.5)

0.04–1.10

16–37

0.14

(1.4)

NX-80VFC652-5.5W-e

5.5 0.9

0.37

(3.8)

0.04–1.10

28–56

0.25

(2.5)

Lifting m

dels

NX-80VFC653-7.5W-e

7.5

Three-phase

200 (50 Hz),

three-phase

200/220 (60 Hz)

0.9

0.55

(5.6)

0.04–1.11

41–79

0.35

(3.6)

Содержание NX-VFC-e

Страница 1: ...safety purpose observe the cautions and warnings in this instruction manual and those on the labels affixed on the water supply unit Keep this manual carefully at hand where it can be consulted at an...

Страница 2: ...rred for sending engineer s in such a case shall be borne by the user 5 If the cause of the failure is unclear necessary actions shall be determined through mutual consultation 6 In order to improve p...

Страница 3: ...k 4 3 5 Preparation for operation 5 1 5 1 Points to be checked before test operation 5 1 5 2 Turning on the power 5 2 6 Test operation 6 1 6 1 Check items related to manual operation 6 1 6 2 Check ite...

Страница 4: ...2 Safety precautions The following are important instructions about safety Be sure to observe these precautions Danger Once the main power is turned on do not touch any live parts inside or outside t...

Страница 5: ...or various accidents If you need to carry out work that requires disassembly of the unit such as replacement of parts repairs or inspection ask the vendor or the service center specified by Teral inc...

Страница 6: ...In the event of an alarm or abnormal condition that cannot be resolved immediately contact Teral Inc or its service provider Otherwise it may lead to an accident Ensure to carry out inspection accordi...

Страница 7: ...you ordered have been completely delivered 2 2 Model type description 0 2WOR 7PKV FKUEJCTIG PQOKPCN FKCOGVGT UVKOCVGF VGTOKPCN RTGUUWTG EQPUVCPV EQPVTQN QH YCVGT UWRRN WPKV 2WOR PQOKPCN FKCOGVGT 0Q Q...

Страница 8: ...5 Pressure tank Munsell 10Y5 5 0 5 Pressure tank Model DPT10 10 L diaphragm tank Pressure detection device Pressure transmitter Transmission system 5 VDC 3 wire system Output voltage 0 5 to 3 5 VDC Mo...

Страница 9: ...tions of the pump Junction pipe The junction pipe joins the discharge pipes of the two pumps into one pipe Discharge elbow The discharge elbow has a built in cushion check valve and is equipped with t...

Страница 10: ...in the inspection mode see 8 2 12 Failure indicator light The indicator light blinks when an alarm occurs 13 No 1 Manual Confirm switch Press the switch to run the No 1 pump in the manual mode The swi...

Страница 11: ...of up to 3 7 kW c Open the cover Put your hands on the handles on the right and left sides of the cover and pull the cover toward you with both hands At that time ensure that roughly the same amount...

Страница 12: ...ected depending on the specifications 2 The low temperature sensor is connected only to freeze proof models special specifications Table 3 2 4 b Designations and applications of I O terminal block Des...

Страница 13: ...ts for each pump Unit times S Number of starts time of the unit Number of starts on the previous day S Alarm log 5 latest alarms S Interlocking in operation S Various indications Freeze proofing in pr...

Страница 14: ...5 NX VFC653 7 5D e 7 5 Three phase 200 50 Hz three phase 200 220 60 Hz 0 45 58 49 0 57 5 8 0 02 0 58 41 80 0 35 3 6 Automatic alternate parallel operation boost models Nominal diameter mm Standard spe...

Страница 15: ...ee phase 200 50 Hz three phase 200 220 60 Hz 0 45 57 48 0 56 5 7 0 02 0 57 41 79 0 35 3 6 Automatic alternate parallel operation lifting models Nominal diameter mm Standard specifications Specified ra...

Страница 16: ...s possible a location where unauthorized persons cannot easily enter or operate the product a location as close to the water source as possible so that the suction pipe can be short and a location whe...

Страница 17: ...short and straight as possible with minimal bends 6 To minimize the piping loss the bore of the suction pipes h must be equal to or one size larger than that of the pump Pay special attention to an a...

Страница 18: ...ide of the water supply unit be sure to install a ground fault interrupter dedicated to this unit Check the capacity of the ground fault interrupter fitted inside the control panel and then select a g...

Страница 19: ...wires or use conduit tubes e Tie and fix the instrumentation wires to the right and left sides of two places i e the sheet plate of the main unit and the cover thus four places in total Plastic cable...

Страница 20: ...trode Wiring pattern Terminal block for receiver tank No 1 Electrodes for receiver tank Terminal block for receiver tank No 1 Electrodes for receiver tank No 1 Terminal block for receiver tank No 2 El...

Страница 21: ...ting the parameter P103 to the type Caution Provide a ground electrode dedicated to the electrodes for the inflow solenoid valve Wires Dry run prevention Dry run recovery Low water level Full water le...

Страница 22: ...an external relay output pattern from 5 options For details and the setting method refer to 7 5 Parameter setting External output terminals I O terminal block on control board Fig 4 3 2 b Settings fo...

Страница 23: ...ck that the TJ valve is open If the TJ valve is shut the water supply unit does not run normally 4 Rotate each pump shaft by hand to check that it can rotate smoothly To rotate it by hand insert a scr...

Страница 24: ...alled control program twice Note that the program version is subject to change without notice d Initial check monitor When the power is turned on the system checks its status If no abnormal condition...

Страница 25: ...or over one minute while the sluice valve on the discharge line is shut zero discharge operation Otherwise the temperature and pressure will increase inside the pump which may damage the pump and or c...

Страница 26: ...close to the preset minimum sustained head PL the pressure transmitter detects the drop and the system starts up a pump 2 For constant control of estimated terminal pressure until the flow rate reach...

Страница 27: ...ormally select this mode The system enables the setting of Manual mode or Automatic mode one second after the indicator light comes on 7 1 2 Manual operation In the manual mode you can start and stop...

Страница 28: ...t this option to clean Tank No 2 while both tanks are used No 1 No 2 Com mon Common Select this option if you use two receiver tanks When Common is selected install a communicating tube between the ta...

Страница 29: ...stem enables the setting in one second after the indicator light comes on Note For the electrode circuit and the solenoid valve circuit to be used see Table 4 3 2 Setting the Tank Selection to No tank...

Страница 30: ...umber of starts of the unit on the previous day The counter starts when the power is turned on When the counter exceeds 999 the indication shifts Basic information 7 5 Power voltage Displays the power...

Страница 31: ...m appearing or Freeze proofing in progress message appears only when the respective conditions are met The Number of starts time on the previous day remains 0 for 24 hours after the power is turned on...

Страница 32: ...operation time and Cumulative number of starts are retained even when the power is turned off Note that because the data is written into the memory device only once every 2 hours unsaved new informati...

Страница 33: ...0 0 to 4 refer to 7 5 4 1 P101 Number of water level electrode bars 4 4 4 electrode bars 5 5 electrode bars P102 5P electrode bar pattern 0 0 Standard 1 Special P103 Solenoid valve type 0 0 Normally...

Страница 34: ...ction screen from the extended parameter selection screen press the Back 2 Manual switch e Changing a setting value Press the Confirm 1 Manual switch on the parameter selection screen to enter the set...

Страница 35: ...lection screen The item set and value set are alternately displayed Extended parameters Basic parameters Select a parameter with these switches The change of the setting value is canceled Setting valu...

Страница 36: ...ations Adjustable range 1 to PH m H2O Remarks Unless otherwise specified the standard value of the unit is set before shipment see the Minimum sustained head column for standard models in 3 4 Specific...

Страница 37: ...nergy saving operation setting Energy Saving Operation setting Function Enables Disables the energy saving operation The energy saving operation enables variable control of pump stop period depending...

Страница 38: ...maly 5 Level anomaly 5 Receiver tank low Dry run prevention B5 Trouble 2 Collective failure 6 Collective failure 6 Collective failure 6 Trouble 2 1 The No n failure signal is output if one of the foll...

Страница 39: ...Water Level Electrode Bars setting is set to 5 electrode bars Adjustable range 0 Standard 1 Special Initial setting 0 Standard If you specify the other value upon placing an order the specified value...

Страница 40: ...the interlock mechanism when the contact is closed 1 No voltage b contact activates the interlock mechanism when the contact is open Initial setting 0 No voltage a contact If you specify the other va...

Страница 41: ...requency failure alarm Adjustable range 0 No detection 1 Detection Initial setting 1 Detection If you specify the other value upon placing an order the specified value is preset in the parameter Remar...

Страница 42: ...e pump d If you have a backup pump run it from time to time to make it available for operation at any time Caution Ensure to carry out a daily periodic inspection according to the checklist Otherwise...

Страница 43: ...ns in the inspection mode c Display The power indicator light flashes while in the inspection mode Any other indications are the same as in normal mode d External output Signals are output externally...

Страница 44: ...ntrol circuit terminal block Power line Adhesion of dust damage Visual check No dust or damage Open close the cover By hand Smoothly opens closes Cover and its installation status Loose connections Ti...

Страница 45: ...ion Liner ring m x n 1 Every 3 years Guide vane Clogging with foreign matter wear damage Disassem ble and inspect No abnormal condition Main shaft and its surrounding area Smooth rotation Rotate manua...

Страница 46: ...er tank dry run prevention E103 No 1 electric leak E203 No 2 electric leak E004 Electrode failure E104 No 1 high temperature E204 No 2 high temperature E006 Start frequency failure E105 No 1 flow swit...

Страница 47: ...flow solenoid valve in use Poor connection or disconnection of the electrode wiring Check and or correct the electrode wiring E002 E003 Receiver tank low Dry run prevention Poor connection of the elec...

Страница 48: ...rse Check the rotation direction Check and or correct the wiring If it is necessary to disassemble and inspect the pump contact us or the service company E102 E202 No 1 discharge pressure abnormal dro...

Страница 49: ...E211 E114 E214 E115 E215 No 1 overcurrent No 2 overcurrent No 1 anti stall No 2 anti stall No 1 inverter overload No 2 inverter overload A failure in the motor has led to an overcurrent flow It is ne...

Страница 50: ...lly open the valve d during operation Water flows at a rate of about 10 L min 4 Ensure to install the suction pipe e for each pump and provide a rising slope at least 1 100 degrees leading up to each...

Страница 51: ...during the stop of both pumps if the low temperature sensor detects a water temperature below 3 C a The heaters start to heat water up to10 C b The No 1 pump starts to perform zero discharge operatio...

Страница 52: ...Head Office 230 Moriwake Miyuki cho Fukuyama city Hiroshima 720 0003 Japan Tel 81 84 955 1111 Fax 81 84 955 5777 www teral net 2017 04 E IMN 00265 010 T...

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