Nippon Oil Pump NOP E Series ES User Instruction Manual Download Page 11

10

 

    

 

 

 

Figure 6 : Method for 

Figure 6 : Method for 

Figure 6 : Method for 

Figure 6 : Method for PPPPreventing 

reventing 

reventing 

reventing SSSSuction of 

uction of 

uction of 

uction of TTTTramp 

ramp 

ramp 

ramp O

O

O

Oil 

il 

il 

il (Typical)

(Typical)

(Typical)

(Typical)    

   

 

 

 

 

 

 

    

Contaminant 

Contaminant 

Contaminant 

Contaminant D

D

D

Drain 

rain 

rain 

rain LLLLine

ine

ine

ine

         

・After filtered by Turbulence filter, clean coolant will be delivered from the outlet 

port while the dirty coolant will be discharged from the contaminant drain port.   

・Collect  the  metal  chips  discharged  from  the  contaminant  drain  port  by  bucket, 

magnet separator or some other devices. It will help maintain the tank coolant 

clean.   

 

Table 2

Table 2

Table 2

Table 2    : : : : Contaminant 

Contaminant 

Contaminant 

Contaminant D

D

D

Drain 

rain 

rain 

rain PPPPort 

ort 

ort 

ort PPPPerformance (for reference only)

erformance (for reference only)

erformance (for reference only)

erformance (for reference only)

    

Flow rate 

30 to 40 L/min 

Pressure 

0.02 MPa 

The values above are for reference only and not for guaranteeing the performance. 

  Caution

 

Diameter  of  contaminant  drain  piping  must  be  the  same  as  /or 

larger than contaminant drain port. 

Contaminant drain piping must not be higher than 1 M from the 

ground and not be longer than 3 M horizontally. The piping must 

be as short as possible. (PVC piping is recommended). 

See figure 7 on P.11, for the sample piping layout.

 

 

  Caution

 

Inspect all valves, cocks, joints and the like before installation to 

avoid using any component that has a cavity in the casting.

 

 

LLLLAYER OF 

AYER OF 

AYER OF 

AYER OF      

TRAMP OIL

TRAMP OIL

TRAMP OIL

TRAMP OIL         

P

PP

PARTITION

ARTITION

ARTITION

ARTITION    

Summary of Contents for NOP E Series ES

Page 1: ...r the correct and optimum use of NOP coolant unit Improper use of the pump can cause personal injury and damage to property and may void the warranty Save this manual for future reference and keep Sav...

Page 2: ...for the Pump 12 12 12 12 Torque Applied on Pipe Connection 12 Connecting the Pipes 12 Pipes and Pipe Joints 12 Electric Wiring Electric Wiring Electric Wiring Electric Wiring 13 13 13 13 For Operation...

Page 3: ...r Such items could cause explosion or fire Make sure that the power is disconnected before installation maintenance or inspections to avoid the risk of electric shock Transporting installation plumbin...

Page 4: ...ed filters affect the pump performance and abnormal noise vibration or flow deficiency may occur Tramp oil or foam may affect Turbulence filter performance Installation of partition plate as illustrat...

Page 5: ...n HV600 Extremely hard materials such as Inconel Titanium Tungsten can drastically shorten the pump service life Do not use hardened steel carbon fiber glass fiber containing materials carbon material...

Page 6: ...To avoid motor damage drain hose should be inserted in a way that the coolant can naturally flow down with its own weight through the hose Install the pump in a safe location or provide a protective c...

Page 7: ...ution Assembling the pump in a wrong orientation will damage the motor Install the pump unit in an up right position Caution If the installation site is not level or if there is forcible installation...

Page 8: ...igure 2 Dimensional drawing Typical Motor type A3 Dimensional drawing Typical Motor type A3 Dimensional drawing Typical Motor type A3 Dimensional drawing Typical Motor type A3 D D D Drain rain rain ra...

Page 9: ...t the pump in the tank at least 1 mm above the tank floor This is to ensure enough clearance to prevent the pump from sucking the sediments of sludge or metal chips on the tank floor To prevent the pu...

Page 10: ...1 able 1 F F F Filtration iltration iltration iltration P P P Performance erformance erformance erformance Straight oil is only applicable to 50 m filter Caution Suction of excessive amount of needle...

Page 11: ...Contaminant Contaminant Contaminant D D D Drain rain rain rain P P P Port ort ort ort P P P Performance for reference only erformance for reference only erformance for reference only erformance for re...

Page 12: ...Air ir ir ir Entering Entering Entering Entering into into into into the the the the System System System System Caution The pumps can make louder noise at the first run but will stop once the trapped...

Page 13: ...es ipes To prevent leaks and air entry make sure all pipe connections are securely tightened and completely sealed Be sure to use pipe supports so that the pipes are self supported and no weight will...

Page 14: ...Our NOP s pre installed motor a 3 phase type is when viewed from the suction side designed to rotate in counter clockwise if wired as illustrated in figure 8 below Figure 8 Figure 8 Figure 8 Figure 8...

Page 15: ...a half year Concentration level of the coolant Keep the level within the range specified by the coolant manufacturer The viscosity of straight oil Oil viscosity must be below 32 mm2 s Fluid temperatur...

Page 16: ...Required Required F F F Flow low low low R R R Rate ate ate ate Select a pump by referring to the catalog drawings or other materials Note that discharge rate is subject to the pump type temperature...

Page 17: ...explode or cause fire Operating Operating Operating Operating A A A Ambient mbient mbient mbient T T T Temperatures emperatures emperatures emperatures The permissible ambient temperature range is fr...

Page 18: ...uired Required Required Required P P P Power for the ower for the ower for the ower for the P P P Pump ump ump ump Select a pump with an adequate margin with reference to the performance carve in the...

Page 19: ...pump suction performance Caution Make sure there is no trapped air in inlet line It may decrease the performance of Turbulence filter cause filter clogging and damage the pump Caution Clean the perfo...

Page 20: ...pump or pipes On the first run after long term storage or immediately after replacing coolant pump often doesn t discharge due to air inside the pump Perform air bleeding on pump or piping If check va...

Page 21: ...shing and filter performance will be restored Follow the steps shown below to perform backwashing T T T Table able able able 10 10 10 10 Backwashing Circuit Backwashing Circuit Backwashing Circuit Bac...

Page 22: ...81 3 3 3 3 3436 3436 3436 3436 1777 1777 1777 1777 Sumitomo Real Estate Higashi Shimbashi Sumitomo Real Estate Higashi Shimbashi Sumitomo Real Estate Higashi Shimbashi Sumitomo Real Estate Higashi Sh...

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