Motor Control, IEC

Catalogs > Industrial Controls Catalog > Motor Control, IEC > Mounting System

Mounting System

Introduction Standards Compliance and Certifications Catalog Number Explanation Product Selection Accessories Specifications Approximate Dimensions
Examples given in this section are for reference purposes. This basic explanation should not be used for product selection; not all combinations will produce a valid catalog number.

141A – G    S    45    R    R    25     
     a    b    c    d    e    f    g

a    b    c    d
Type Length Width Top Hat Rail
Code Description Code Description Code Description Code Description
G Standard busbar module with wires S Short (200 mm) 45 45 mm R RA-specific plastic rail
  M Medium (260 mm) 54 54 mm S Standard plastic rail
  63 63 mm M Metal rail
72 72 mm  
81 81 mm
90 90 mm
180 180 mm
270 270 mm
  
e    f    g     
Bottom Hat Rail Current Rating Frame Size
Code Description Code Description Code Description
R RA-specific rail Blank 0 A (no wires) H For 140U-H or 140M-H
S Standard rail 16 16 A  
H Rail carrier 25 25 A
Blank No bottom rail 45 45 A
  125 125 A    

141A – F    S    45    R    S    25     
     a    b    c    d    e    f    g

a    b    c    d
Type Length Width Top Hat Rail
Code Description Code Description Code Description Code Description
F Standard busbar module with terminals S Short (200 mm) 45 45 mm R RA-specific plastic rail
  M Medium (260 mm) 54 54 mm S Standard plastic rail
L Long (320 mm) 63 63 mm V Screw mounting variable positions
  72 72 mm  
81 81 mm
108 108 mm
110 110 mm
250 250 mm
  
e    f    g     
Bottom Hat Rail Current Rating Terminal Location
Code Description Code Description Code Description
S Standard rail 25 25 A Blank Terminals on top
Blank No bottom rail 63 63 A T Terminals on top
  200 200 A B Terminals on bottom
250 250 A U Terminals on top or bottom
630 630 A  

141A – S    S    45    R    R    25
     a    b    c    d    e    f

a    b    c    d
Type Length Width Top Hat Rail
Code Description Code Description Code Description Code Description
S ISO (isolation) busbar module with wires S Short (200 mm) 45 45 mm R RA-specific plastic rail
  M Medium (260 mm) 54 54 mm S Standard plastic rail
  63 63 mm  
 
e    f          
Bottom Hat Rail Current Rating
Code Description Code Description
R RA-specific rail Blank 0 A (no wires)
S Standard plastic rail 25 25 A
  45 45 A

Examples given in this section are for reference purposes. This basic explanation should not be used for product selection; not all combinations will produce a valid catalog number.

141A – W    S    45    R    R    P
     a    b    c    d    e    f

a    b    c    d
Type Length Width Top Hat Rail
Code Description Code Description Code Description Code Description
W Panel mounting modules S Short (200 mm) 45 45 mm R RA-specific plastic rail
  M Medium (260 mm) 54 54 mm S Standard plastic rail
L Long (333 mm) 63 63 mm  
 
e    f          
Bottom Hat Rail Terminal Location
Code Description Code Description
R RA-specific plastic rail P With PE terminal

141A – C    U    H    125    B
     a    b    c    d    e

a    b    c    d
Type Length Width Current Rating
Code Description Code Description Code Description Code Description
C Busbar module for specific devices U Universal — 140U or 140M H Frame size H 125 125 A
    J Frame size J 250 250 A
L Frame sizes K and L 600 600 A
 
e               
Terminal Location
Code Description
Blank Rear connecting studs (suitable for top or bottom)
T Wires on top
B Wires on bottom