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Instruction Manual (Original Instructions) 

 

 

Oil-free Scroll Vacuum Pump 

ISP-250C 

ISP-500C 

 

 

 

 

 

 

 

 

 

Before use, be sure to fill in the blank spaces below for future repair and after-service. 

 

Serial No. 

 

Who sold it to you 

 

Purchase date 

 

When you began 
operation 

 

 

This instruction manual includes very important warnings, cautions and operating 
procedure in order to operate this pump safely and efficiently. 
Be sure to read this instruction manual thoroughly and fully understand before 
operation.   
After reading it, store it in a convenient place for immediate and future reading. 

LR104996 

Our product have got CSA approval.

 

(Canadian Standards Association) 

Summary of Contents for ISP-250C Series

Page 1: ...ate When you began operation This instruction manual includes very important warnings cautions and operating procedure in order to operate this pump safely and efficiently Be sure to read this instruc...

Page 2: ......

Page 3: ...ve the following meanings Examples of marks WARNING Indicates a potentially hazardous situation which if not avoided may result in serious injury or loss of life CAUTION Indicates a potentially hazard...

Page 4: ...ctric shock or bodily injury due to turning objects Install overcurrent protective device Danger of accident fire and failure Be sure to install protective device to protect circuitry We recommend ove...

Page 5: ...ic shock and entanglement Do not remove or alter safeguards or insulation parts If done it can cause bodily injury from electric shock or turning section and it can cause deteriorated performance and...

Page 6: ...of problem recurrence and failure If protective device or thermal protector activates be sure to turn off electric source and inspect causes to solve the problem Do not operate until problem is solve...

Page 7: ...u close air flush port or stop vacuum pump soon after evacuating vapor condensed water will remain inside vacuum pump which will cause failure Beware of intake gas volume Danger of exceeding permissib...

Page 8: ...ntact the dealer who sold the vacuum pump to you Hour Counter cover Beware of electric shock Protection cover Condenser cover Protection cover Beware of electric shock Hour Counter cover Protection co...

Page 9: ...dard operation 21 4 1 1 Start up 21 4 1 2 Shut down 21 4 2 Air flush operation 22 4 2 1 Preparation 22 4 2 2 Startup and shut down 23 4 2 3 When returning to standard operation 23 5 Maintenance and in...

Page 10: ...at there is no damage If there is any damage contact either the dealer who sold it to you or us Check the following accessories Instruction manual this one Air muffler for air flush ISP 250C is attach...

Page 11: ...epare electric source cords crimp style terminal protective devices piping to inlet and piping from outlet on customer side Year of manufacture Serial number Alphabetic Numeric Serial number Alphabeti...

Page 12: ...sufficient allowable load capacity ISP 500C mass 44kgs 1 phase 38kgs 3 phase while paying attention to stability of suspended load If not it can cause damage failure or bodily injury from falling car...

Page 13: ...Plate Inlet NW25 Outlet NW16 Air Flush Port Rc 1 8 Handle Hour Counter Fan Cover Motor Base Motor Turning Direction Plate Air Flush Port Rc 1 8 IN Plate OUT Plate Outlet NW25 Eyebolt Inlet NW40 2 Nam...

Page 14: ...Install at a safe site CAUTION Danger of overheating Operate at ambient temperature of 5 40 Operating at a temperature range other than that designated can cause accident failure or bodily injury suc...

Page 15: ...t or electric shock can cause fire or bodily injury Ask qualified electrician Danger of electric shock and entanglement Be sure to turn off electric source on building site before wiring If not it can...

Page 16: ...pulled Danger of electric shock Connect ground cable to ground terminal in motor terminal box If not it can cause bodily injury from electric shock Be sure to ground Danger of restart Be sure to swit...

Page 17: ...operate until problem is solved Operation while problem is left unsolved can cause problem recurrence and failure Inspect cause of problem This shows three phase 200V connection for ISP 500C Chart 1 S...

Page 18: ...terminal and change terminal plate as illustrated below Insert electric source cord through cable gland on the right side of terminal box Three phase specifications You can change to a 200V or 400V co...

Page 19: ...ign matter from entering Test operation Open inlet and outlet Remove blank flanges 2 places from inlet and outlet of vacuum pump Check turning direction Open inlet turn on electrical source to start o...

Page 20: ...um chamber during start up and shut down We recommend the use of leak valve also We recommend the use of an automatic valve as the isolation valve which closes during power failure in order to prevent...

Page 21: ...er or foreign matter into air hole of fan cover air hole of motor or clearance between FS 1 and FS 2 cooling fins If done it can cause bodily injury from entanglement with turning section or foreign m...

Page 22: ...densed water will remain inside vacuum pump and cause failure Operate while opening air flush port Danger of insufficient vapor exhaust After evacuating vapor do air flush operation for at least one h...

Page 23: ...on If not it can cause failure When doing air flush operation Noise level will increase by 7 8dB Install pump in an area which is not exposed to debris such as iron powder stone powder polish powder o...

Page 24: ...por You must shorten maintenance interval 5 2 page 26 when evacuating vapor since vapor temperature disposal volume disposal frequency and substances in vapor have an influence on pump operation When...

Page 25: ...ose isolation valve between vacuum pump and vacuum chamber during pump shut down If vacuum pump stops during air flush operation atmospheric air is drawn back from air flush port to inside of vacuum p...

Page 26: ...24 ISP 250C ISP 500C Fit plug Remove air muffler Air flush port Remove air muffler Fit plug Air flush port...

Page 27: ...e to conduct maintenance and inspection after you turn off electric source If not it can cause bodily injury from electric shock or turning object Turn off electric source Danger of accident failure a...

Page 28: ...ery8 000 hours Bienniallyor every16 000hours Every400times vapor pumping Bearing kit grease Tip seal set Seal set O ring set Exhaust valve set Air flush kit Pin crank kit Vacuum pump itself Inside cle...

Page 29: ...and length Air outlet is clogged Remove blank flange from exhaust outlet Motor stops soon Motor protection gear activates Air outlet is clogged Reset thermal protector Inspect and repair Air leaks fr...

Page 30: ...tion min 1 rpm 60Hz 1710 1740 1700 1730 1660 1660 1690 1720 Noise level 1m dB A With air flush ON 58 66 Inlet connection NW25 Outlet connection NW16 Direction of inlet Vertical Dimensions mm L W H 400...

Page 31: ...30 1740 1760 1760 1770 Noise level 1m dB A With air flush ON 62 70 60 68 Inlet connection NW40 Outlet connection NW25 Direction of inlet Horizontal vertical Dimensions mm L W H 443 328 372 443 290 397...

Page 32: ...30 8 2 Dimensions 8 2 1 ISP 250C 8 2 2 ISP 500C Three phase Three phase Single phase Single phase Figures in parentheses are dimensions in case that Inlet and outlet are placed vertically...

Page 33: ...31 8 3 Performance data...

Page 34: ...32 Memo...

Page 35: ...rer 3176 Shinyoshida cho Kohoku Ku Yokohama 223 8501 Japan Tel 81 0 45 591 1112 Fax 81 0 45 591 1539 http www anest iwata co jp European agent Corso Vigevano 56 10155 Torino ITALY Tel 39 1 1248 0868 F...

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