Frick NGC Rotary Screw Compressors Installation Operation and Maintenance Guide

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Please check www.jci.com/frick for the latest version of this publication.

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DANGER

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



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



 



 





 

 

 















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

     

     

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        

       

    





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        

      



         

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       





        







        







       

       

     

      



        

      

     



 

       









       



        









       







       



         











       

    







       





       













        

















         

      















    

   



     

        

      

        

       







        



           

      

       

       

       





     































        



         

          



        











  

   

        



















     







       







 







       

          









        









        







       









      



       





 



        





         





         







        









       



   



















         

      

 



       

        



           



        







  













       

        

       



        













      

     

      

         















         

          







  



          

          



     

 





      



           

         







     





       

      



         





        















































     

     

     

     

     

     

     





















         

         















for reference only





 

  

 

  

  

  



















   

   

   

 











   

   

 

  

  

  

  

  

  











NGC 100 & 150 CONNECTION LEGEND

SYMBOL SIZE DESCRIPTION

SB-2 3/4-14 NPTF INLET BEARINGS & BALANCE PISTON

SB-3 1½ - 11½ NPTF DISCHARGE BEARINGS

SC-1 1/2-14 NPTF SLIDE VALVE-UNLOAD

SC-2 1/2-14 NPTF SLIDE VALVE-LOAD

SC-3 1/2-14 NPTF MOVEABLE SLIDE STOP

SC-4 1/2-14 NPTF INLET OIL DRAIN

SC-5 3/8-18 NPTF INLET PRESSURE

SC-6 3/4-14 NPTF DISCHARGE PRESSURE

SC-7 1/8-27 NPTF SEAL WEEPAGE

SC-8 1¼ - 11½ NPTF CLOSED THREAD DRAIN

SC-9 1½ - 11½ NPTF CLOSED THREAD DRAIN

SD-1 11/16-12 UN-2B COALESCER BLEED (STD THREAD O-RING PORT)

SE-1 1/2-14 NPTF ELECTRICAL CONNECTION

SE-2 1/2-14 NPTF ELECTRICAL CONNECTION

SL-1 2½-12 UN -2B LOW Vi LIQUID INJECTION

SL-2 2½-12 UN -2B HIGH Vi LIQUID INJECTION

SM-1 2 IN FLANGE MAIN OIL INJECTION

ST-1 3/4-14 NPTF THERMOWELL-SUCTION

SV-1 3 IN FLANGE VAPOR INJECTION

TW-1 3/4-14 NPTF THERMOWELL-DISCHARGE

MODEL A B C D E F G H J K L M N P R T U V W X Y

NGC 100 25B\, 17Z\, 8½ 14M\, 10¾ 1>\zn 3B\zn 22½ 20ZC\zn 22 11Z\zn 22Z\, 5 9¼ 11 3>\zn 4ZB\zn 13C\, 70C\zn 26B\zn 2½

NGC 150 29 20½ 11M\, 18¼ 14Z\, 2C\, 5ZB\zn 24 21>\zn 23 11>\zn 23Z\, 610B\, 12½ 5>\zn 7¼ 16ZC\zn 73B\, 27ZC\zn 4C\zn











MODEL A B C D E F G H J K L M N P R T U V W X Y

NGC 100 25B\, 17Z\, 8½ 14M\, 10¾ 1>\zn 3B\zn 22½ 20ZC\zn 22 11Z\zn 22Z\, 5 9¼ 11 3>\zn 4ZB\zn 13C\, 70C\zn 26B\zn 2½

NGC 150 29 20½ 11M\, 18¼ 14Z\, 2C\, 5ZB\zn 24 21>\zn 23 11>\zn 23Z\, 610B\, 12½ 5>\zn 7¼ 16ZC\zn 73B\, 27ZC\zn 4C\zn













NGC 200 CONNECTION LEGEND

SYMBOL COMPRESSOR HOUSING PORT SIZE

STRAIGHT THREAD

ADAPTER WITH FEMALE

PIPE THREAD DESCRIPTION

P 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF MANIFOLD BLOCK PRESSURE

SB-3 11/16-12 UN-2B STRAIGHT THREAD O-RING 1/2-14 NPTF COMPRESSOR OIL SUPPLY

SC-5 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF INLET PRESSURE

SC-6 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF DISCHARGE PRESSURE

SC-7 1/8-27 NPTF — SEAL WEEPAGE

SC-9 9/16-18 UNF-2B STRAIGHT THREAD O-RING — INLET HOUSING OIL DRAIN

SC-11 15/16-12 UN-2B STRAIGHT THREAD O-RING 3/4-14 NPTF CLOSED THREAD DRAIN

SC-13 9/16-18 UNF-2B STRAIGHT THREAD O-RING — OIL DRAIN CYLINDER

SC-14 9/16-18 UNF-2B STRAIGHT THREAD O-RING — INLET PRESSURE

SC-15 15/16-12 UN-2B STRAIGHT THREAD O-RING 1½ - 11½ NPTF GEAR BOX OIL DRAIN

SC-16 11/16-12 UN-2B STRAIGHT THREAD O-RING — DISCHARGE HOUSING OIL DRAIN

SC-17 2-11½ NPTF — INLET PRESSURE

SM-1 15/16-12 UN-2B STRAIGHT THREAD O-RING 3/4-14 NPTF MAIN OIL INJECTION

SV-1 2 IN SQUARE FLANGE — VAPOR INJECTION-TONGUE & GROOVE

T 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF MANIFOLD BLOCK TANK





















NGC 250 CONNECTION LEGEND

SYMBOL COMPRESSOR HOUSING PORT SIZE

STRAIGHT THREAD

ADAPTER WITH FEMALE

PIPE THREAD DESCRIPTION

P 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF MANIFOLD BLOCK PRESSURE

SB-3 11/16-12 UN-2B STRAIGHT THREAD O-RING 1/2-14 NPTF COMPRESSOR OIL SUPPLY

SC-5 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF INLET PRESSURE

SC-6 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF DISCHARGE PRESSURE

SC-7 1/8-27 NPTF — SEAL WEEPAGE

SC-9 9/16-18 UNF-2B STRAIGHT THREAD O-RING — INLET HOUSING OIL DRAIN

SC-11 15/16-12 UN-2B STRAIGHT THREAD O-RING 3/4-14 NPTF CLOSED THREAD DRAIN

SC-13 9/16-18 UNF-2B STRAIGHT THREAD O-RING — OIL DRAIN CYLINDER

SC-14 9/16-18 UNF-2B STRAIGHT THREAD O-RING — INLET PRESSURE

SC-15 15/16-12 UN-2B STRAIGHT THREAD O-RING 1½ - 11½ NPTF GEAR BOX OIL DRAIN

SC-16 11/16-12 UN-2B STRAIGHT THREAD O-RING — DISCHARGE HOUSING OIL DRAIN

SC-17 2-11½ NPTF — INLET PRESSURE

SM-1 15/16-12 UN-2B STRAIGHT THREAD O-RING 3/4-14 NPTF MAIN OIL INJECTION

SV-1 2 IN SQUARE FLANGE — VAPOR INJECTION-TONGUE & GROOVE

T 9/16-18 UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF MANIFOLD BLOCK TANK



















NGC 300 CONNECTION LEGEND

SYMBOL COMPRESSOR HOUSING PORT SIZE

STRAIGHT THREAD

ADAPTER WITH FEMALE

PIPE THREAD DESCRIPTION

SB-3 1 1/4 SQUARE FLANGE — COMPRESSOR OIL SUPPLY

SC-5 9/16-18UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF INLET PRESSURE

SC-6 9/16-18UNF-2B STRAIGHT THREAD O-RING 1/4-18 NPTF DISCHARGE PRESSURE

SC-7 1/8-27 NPTF — SEAL WEEPAGE

SC-8 1 5/16-12UN-2B STRAIGHT THREAD O-RING — CLOSED THREAD DRAIN

SC-9 9/16-18UNF-2B STRAIGHT THREAD O-RING — INLET HOUSING OIL DRAIN

SC-13 9/16-18UNF-2B STRAIGHT THREAD O-RING — CYLINDER OIL DRAIN

SC-15 1 5/8-12UN-2B STRAIGHT THREAD O-RING 1-11 1/2 NPTF GEAR BOX OIL DRAIN

SC-16 1 1/16-12UN-2B STRAIGHT THREAD O-RING — DISCHARGE HOUSING OIL DRAIN

SC-17 2-11 1/2 NPTF — INLET PRESSURE

SM-1 2 SQUARE FLANGE — MAIN OIL INJECTION

T 3/4-16UNF-2B STRAIGHT THREAD O-RING 1/2-14 NPTF MANIFOLD BLOCK TANK

































400/450 COMPRESSOR CONNECTION LEGEND

SYMBOL COMPRESSOR HOUSING

PORT SIZE DESCRIPTION

SB-2 3/4-14 NPTF INLET BEARINGS, BALANCE PISTON, & MANIFOLD BLOCK PRESSURE

SB-3 2 IN SQUARE FLANGE COMPRESSOR OIL SUPPLY

SC-4 1/2-14 NPTF INLET OIL DRAIN

SC-5 3/8-18 NPTF INLET PRESSURE

SC-6 3/8-18 NPTF DISCHARGE PRESSURE

SC-7 1/8-27 NPTF SEAL WEEPAGE

SC-8 1¼ - 11½ NPTF CLOSED THREAD DRAIN

SC-9 1½ - 11½ NPTF CLOSED THREAD DRAIN

SC-13 1/2-14 NPT OIL DRAIN CYLINDER

SC-15 1¼ - 11½ NPT GEAR COVER OIL DRAIN

SC-16 1½ - 11½ NPT DISCHARGE HOUSING OIL DRAIN

SC-17 1/2-14 NPTF DISCHARGE HOUSING SUMP DRAIN

SL-1 1¼ - 11½ NPTF LOW VI LIQUID INJECTION

SL-2 1¼ - 11½ NPTF HIGH VI LIQUID INJECTION

SM-1 2 IN SQUARE FLANGE MAIN OIL INJECTION

SV-1 3 IN SQUARE FLANGE ECONOMIZER

T 1/2-14 NPTF MANIFOLD BLOCK TANK

































         



  



          













 

       

       







      





















         





      







   

   

   

 

      



      











        











     





ALLOWABLE FLANGE LOADS

NOZ. MOMENTS (ft-lbf) LOAD (lbf)

SIZE AXIAL VERT. LAT. AXIAL VERT. LAT.

NPS MRMCMLP VCVL

1 25 25 25 50 50 50

1.25 25 25 25 50 50 50

1.5 50 40 40 100 75 75

2 100 70 70 150 125 125

3 250 175 175 225 250 250

4 400 200 200 300 400 400

5 425 400 400 400 450 450

6 1,000 750 750 650 650 650

8 1,500 1,000 1,000 1,500 900 900

10 1,500 1,200 1,200 1,500 1,200 1,200

14 2,000 1,800 1,800 1,700 2,000 2,000







  

 

  

  

  

 

      





       











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Frick NGC Rotary Screw Compressors Installation Operation and Maintenance Guide

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