S18 Permanent magnet synchronous servo motor 2.4-7.5KW/15-48N.m /3000rpm/400V 165×165mm

Product Details:

Brand Name: CTB
Motor type: S18 Permanent magnet synchronous servo motor
Payment Terms: CE
Place of Origin: China


S18-165 Middle Interia 165×165 mm

Voltage Class: 400V    Max. Speed: 3000rpm    Poles: 8p    Cooling Method: Fan Cooling    Fan Power: 25W    Fan Voltage: 380V

Motor Model Rated Power
Rated Speed
Rated Current
Rated Power
Back EMF Constant Ke
S18-165-416T0X15-XXX 15 1500 8.4 2.4 113.0 36.1 14.0 45 80 315
S18-165-422T0X15-XXX 22 1500 12.4 3.5 112.0 52.7 16.0 70 103 338
S18-165-435T0X15-XXX 35 1500 20.0 5.5 111.0 85.7 22.0 112 149 384
S18-165-448T0X15-XXX 48 1500 28.5 7.5 105.9 118.7 29.0 159 195 430


◆ Shape And Installation Size


◆ Performance Index

Item Index
Encoder(Optional) CE9-2500(Incremental)
SC-2048(SIN -COS)
Installing Method B3 B5 B35
Cooling Method Froced air cooling
Protection Class IP55
Insulation Class F CLASS
Rated Temperature Rise 90 K
Vibration Class S
Noise ≤70dB(A)
Environment Temperature -15~45℃


S18 series servo spindle motor, which is developed, designed and produced by CTB, is a new type of AC permanent magent synchronous servo motor with international advanced level which is making it go international. It has high performance, compact structure, good shape and high cost-performance, which is widely used in every field of industrial automatic control.


  Various Products Items 

◆Torque range: 1~245N.m, overload ability 3~5 times.
◆Rated speed: 1500~3000rpm, non-stand design available
◆Voltage class: 200V, 400V
◆Speed sensor: with built-in encoder(incremental encoder,rotary transformer, absolute encoder, etc)W


 Type Explanation (take 10n.m servo motor for example) 

Model Name Description Catalog Number Explanation
1 Plant Code S18:Plant Motor Code S18 Series Pmsm
2 Frame Size Code Flange Size:40~265 130×130
3 Voltage Class 2: 200V Class 4:400V Class 400V Class
4 Torque Code See Standard Specification Table 10 N.m
5 Encoder Code Code Encoder Type B:without encoder
G:optical-electricity encoder(incremental)
S:sin-cos encoder(2048P) R:rotary transformer(12B) A:absolute encoder(17B)
Buit-in Absolute Encoder
6 Rated Speed Code

Code    Rated Speed r/min    Code    Rated Speed r/min

d5   50 15 1500
01 100 20 2000
02 200 25 2500
03 300 30 3000
05 500 40 4000
07 750 50 5000
10 1000 60 6000

Basic Speed:3000r/min
7 Max speed code Max Speed:3000r/min
8 Installation Method Code 3:B3/ Horizontal-Mounted
5:B5/ flanged mounting
35:B35/ horizontally-flanged mounting
Flange Mounting
9 Shaft Extention Structure Code G:Plain Shaft J:Key Slot Shaft Plain Shaft
10 Brake B:with brake with brake
11 Rotary Interia H:Low Interia Series Low Interia


 Applying Area 

CNC Machine Tool Hydraulic Equipment Forging And Pressing Equipment Plastic Equipment Shearing Equipment Hoisting Equipment Oil Extraction Equipment Amusement Equipment Textile Equipment Papermaking Equipment Wire Cable Equipment Wood-Working Machine Printing Machine Automatic Production line Steel Production line Wiredrawing Machine Elevator Auto-Door Electrombile