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Precautions for installation

Do not connect this product to an power source 

beyond the specified voltage range.

If you connect the product to an power source beyond the voltage 
range indicated on the motor nameplate, the heated motor could 

result in motor burns and fire.

Be careful of electric shock during connection.

Do not connect the product with wet (or sweaty) hands. Before wiring, be 
sure to turn the power OFF. Failure to follow this could result in electric 
shock.

Do not touch the keyway on the input and output 

shafts with bare hands.

Be careful to touch the keyway. Failure to follow this could result in 
injury on your hands or fingers due to the sharp edges.

Do not install Ringcone in a place directly exposed to 

rain or water.

Failure to follow this could result in electric shock, fire, and/or 

malfunction.  When  you  use  or  install  the  product  outdoors,  select 
an outdoor model.

Install the product on a rigid surface that is not prone 

to vibration.

If the installation surface is not rigid enough, the machine could fall 
over during operation or a device could be damaged due to excessive 

vibration.

Mount a safety cover on the rotational items.

Failure to follow this could result in injury on your hands or fingers 
if you come into contact with the rotational items.

Do not install the product in an area with an ambient 

temperature of lower than 0ºC and higher than 40ºC.

If you use the product in a transportation device, or 

lifting  device,  apply  protective  device  like  brake  for 

safety.

Disconnect  the  power  supply  for  motor,  when 
connecting.

To  prepare  pan  or  something  for  an  oil  leakage,  if 

the leaking makes serious issues on application 

such as food , chemical machines, etc.

Heavy! Be careful when carrying.

Failure to follow this could result in serious injury if you drop the 

product on your feet accidentally during carrying or installation.

The type of precautions we would like you to observe is categorized using the following symbols, 

and explanations are added (some examples as given below).

Safety Precautions

Be sure to read before use

Thank you for purchasing the NIDEC-SHIMPO product. To use this product properly and safely, please be sure to read this 

manual thoroughly before use. Keep this instruction manual where all users can read and/or refer to it at any time.

Before use, please carefully read these safety precautions and follow them for proper use.

WARNING

Indicates  a  potentially  hazardous  situation  that  may  result  in  serious  injury  if  you  incorrectly  handle 
this product.

CAUTION

Indicates a potentially hazardous situation that may result in minor or moderate injury and/or property 
damage if you incorrectly handle this product. However, more severe results may also occur depending 
on the situation if mishandled. Be sure to observe all precautions.

DANGER

Indicates a potentially hazardous situation that may result in fire, serious injuries, and/or death if you 
incorrectly handle this product by neglecting the following precautions.

A reminder to pay close attention.

A prohibited action you must not do.

A forced action you must always do.

・ We are not responsible for damages resulting from negligence through failure to follow the instructions set out in this manual.
・ We are not responsible for damages resulting from earthquake and/or fire unrelated to us, actions by third parties, or any other accidents,
  intentional or through customer negligence, as well as from accidents caused by misuse or improper use under abnormal conditions.
・ For information regarding assurance provisions, please read the attached warranty certificate.

This instruction manual categorizes safety precautions as DANGER, WARNING, and CAUTION according to level of importance.
Each precaution has an important explanation related to safety. Be sure to observe all precautions.

Precautions for operation

Do not use the product in an atmosphere with a risk of 

fire and/or explosion.

If you use this product in an atmosphere with risk of fire and/or 

explosion, select the explosion-proof model.

Do not touch the unit because it may become hot 

during operation.

Failure to follow this could result in burns.

Do not touch the rotating parts during operation.

Do not touch the output shaft, input shaft, or fan.

Avoid operation overloaded.

If you operate the unit with overload, the heated motor could result 

in motor burns and/or fire.

Before rotating the motor reversely, be sure to stop it completely.

P r e c a u ti o n s   f o r   i n s p e c t i o n   an d   m ai n te n a n c e

T

urn the power OFF during inspection.

Confirm the power source complete off before inspection 
& maintenance.

Do not touch the unit during operation and 

immediately 

after operation stops.

The housing temperature will not decrease immediately after 

operation  stops.  Confirm  that  the  temperature  of  the  product  has 
decreased before touching for inspection and/or disassembly.

Summary of Contents for RINDCODE NRX Series

Page 1: ...ecautions Operating Precautions Storing Precautions Installation Operation Special Lubricating Oil Periodical Inspection Troubleshooting Disassembly Reassembly 1 2 4 5 6 8 11 11 12 NRX Series Instruct...

Page 2: ...carefully read these safety precautions and follow them for proper use WARNING Indicates a potentially hazardous situation that may result in serious injury if you incorrectly handle this product CAU...

Page 3: ...ate position Note that the output speed might change if a load changes greatly Output Speed When using product continuously use it in the middle and high speed areas which secures high efficiency If a...

Page 4: ...ck to ensure that there is no oil leakage Periodical inspection every three months Check to ensure that pulleys sprockets and speed drive mounting bolts are not loose Check to ensure that there are no...

Page 5: ...lied oil cooler pump unit Water cooled system Operate with special oil and drain oil at shipping The air breather has been sealed Eliminate water from pipes completely dry and seal the cooling water o...

Page 6: ...set the maximum torque to be within the rated torque of the speed drive 1 NRXMK Base type 30cm Maintain an ambient temperature between 0 C and 40 C Make it easy to add and drain oil Install horizonta...

Page 7: ...et Oil outlet Vertical type Rubber hose Rubber hose Air cooled system Horizontal type Oil filter Air cooled oil cooler OUT Oil outlet Pump unit IN Oil inlet Oil inlet Oil inlet Oil outlet Oil outlet V...

Page 8: ...r pump unit 1 Never turn the speed change handle when operation stops when the motor is not running 2 Be careful not to overload 3 The surface temperature of the speed drive housing under normal opera...

Page 9: ...he type of lubricating oil differs between the speed change and speed reduction sections In the event that different types of oil are used sufficient performance may not be attained or extension of th...

Page 10: ...ug position in the center of the speed reduction section indicates the proper oil level Remove the upper lubrication plug and level plug and fill with oil until oil flows out of the level plug SC O N...

Page 11: ...5 0 15 15 18 18K C11 21 H 5 0 4 6 15 7 C29 43 L 5 0 15 15 18 NRX Inscribed planetary reducer L N C 200B to 7500 200B to 7500 Model 11K 15K 18K Model 11K 15K 18K Oil filling port in the speed reduction...

Page 12: ...rease load to the specified level Pressure contact of the driving surface may be defective Adjust the pressure contact condition The driving surface may have been worn Replace the ring and cone with n...

Page 13: ...within the range of values in the table below If backlash is too large or small remove the bearing cover and adjust to the normal value by increasing or decreasing the shim 0 1 mm to 0 2 mm thick 3 R...

Page 14: ...ing to 1 to 3 add a shim 0 2 mm thick Model Clearance of the cam disc 3700 to 18K Adjust clearance to 0 to 0 1 mm and add a shim 0 1 mm to 0 15 mm thick 0 05 mm to 0 1 mm thick when applying pressure...

Page 15: ...t force ER flange Cover NRX 200B to 2200 N Adjust by cam retainer backlash NRX 3700 to 7500 N Adjust by clearance between the cam disc and input cam Model Cam retainer backlash 200B 400B 750 1500 1 to...

Page 16: ...204 51305 1500 6206ZZ 6206 51206 51405 2200 6207ZZ 6207 51207 51407 6008 3700 6208ZZ 6307 51307 51408 6010 5500 7500 6210ZZ 6308 51308 51410 6011 6210LLU 6011LLU Oil seal name number list Output shaft...

Page 17: ...XK For the speed change section refer to page 15 Bearing name number list Oil seal name number list D Thrust bearing E F G Ball bearing ZZ metal seal type LLU contact rubber seal type Input disc D Inp...

Page 18: ...E F G H Ball bearing ZZ metal seal type LLU contact rubber seal type B D Thrust bearing Output shaft A Output shaft B Output shaft C Input disc D Input disc H Motor shaft E Motor shaft F 11K 15K 6312...

Page 19: ...203 3 6206ZZ 3700 4T 30210 6012 4T 30206 6002 4 6204 3 6207ZZ 5500 7500 4T 30211 6013 4T 30207 6002 4 6305 3 6208ZZ Oil seal name number list Output shaft 2R Input shaft 2S 200B 400B D25408 S20358 Oil...

Page 20: ...low speed side Bearing housing on the low speed side Primary pinion Primary gear Secondary pinion Secondary gear Output shaft Key for the primary pinion Key for the primary gear Key for the secondary...

Page 21: ...brackets The number of pieces without bracket indication is one Bearing name number list Cone retainer Cone Output cam Cam retainer Cam disc Packing on the output shaft side Base Output shaft Output s...

Page 22: ...ove the bolt from the carrier pin and release the output shaft 6 Remove the wheel bush and eccentric roller bearing on the output shaft side 7 Remove the spacer 8 Remove the wheel bush and eccentric r...

Page 23: ...speed section Cover Gland Snap ring shaft for bearing 7 Low speed shaft with Note 3 Worn or damaged oil seals collars and or packing etc could result in oil leakage Be sure to replace them with new o...

Page 24: ...e f e r t o p a g e 1 5 O u t p u t s h a f t s e c t i o n S p e e d c h a n g e s e c t i o n I n p u t s h a f t s e c t i o n F o r d e t a i l s o n t h e o u t p u t s h a f t s e c t i o n r e...

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Page 28: ...Address 1 Terada Kohtari Nagaokakyo city Kyoto 617 0833 Japan Phone 81 75 958 1298...

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