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  .Contactor Selection Guide

 

 

 

 

 

 

 

 

 

Model designation
Designation
Signal
Description
1.Type
TA4
TB4
TR4
4P type Contactor for 4Hp
4P type Contactor for 5Hp
4P type Control relay
2.Contacts
40
31
22
4a
3a1b
2a2b
3.Coil
Voltage
 
50Hz
60Hz
1
100VCA
110VAC
2
200VAC
220VAC
3
346VAC
380VAC
4
380-400VAC
440VAC
5
110VAC
120VAC
6
240VAC
260VAC
7
24VAC
24VAC
8
48VAC
48VAC
9
415VAC
460VAC
a
220VAC
240VAC
b
500VAC
550VAC
c
32VAC
32VAC
Rating and characteristics
Type No.
Contacts
Rated
Operating
Current
(AC1)Ith
Rated Capacity(AC3)
Rated
Insulation
Voltage
Weight
1 Phase
3 Phase
100V
120V
200
220V
200V
220V
380V
440V
500V
550V
 
NO   NC
A
A
kw
hp
A
kw
hp
A
kw
hp
A
kw
hp
A
kw
hp
V
kg
TA440
4   -
25
12
0.55
0.75
12
1.1
1.5
12
3
4
12
5.5
7.5
9
5.5
7.5
600
0.32
TA431
3   1
TA422
2   2
TB440
4   -
30
16
0.75
1
16
1.5
2
16
4
5.5
16
7.5
10
12
7.5
10
600
0.32
TB431
3   1
TB422
2   2

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