Datasheet

24
Recommended substitutes for discontinued 3TA/3UA19
For standard application (AC3 duty)
AC3 rating
Size
Discontinued Discontinued
Size Contactor Bi-relay
Motor kW 415V,
415V, 50Hz contactor bi-relay 50Hz, 3ph.
7.8A
3TA67
3TA76
3TF30
3.8
9A
0 3UA5000
4
12A 1 3TA21 3UA1911 3TF31 5.5
16A
1
3TF32
3UA5200
7.5
22A 3TA11 3TF33 11
30A 3TA22
3TF34
15
32A 2
3TA13 3UA1928
2 3UA5500
#
18.5
38A 3TF35 20
45A 3TF46-Z
3UA5800-Z1
22
63A
4
3TA24
1)
3 3TF47-Z 30
70A 3TF47-7 3UA5800-Z2 37
105A 3TA16
3UA1938
4 3TF48/49 3UA5800-Z1 45
110A
6
3TF50 3UA5830 55
140A
8
3TA28-Y 3TF51 75
170A
8
3TF52 95
200A 3TA28 3UA66 3TF53
3UA6230
110
250A
10
3TF54 132
300A 12 3TB56 3UA66 3TF55 160
400A
12
3TF56 220
475A – – – 3TF57 3UA6830 250
# use 3UA50 + 3UX1418 to replace 3UA19 28 (upto 12A) use 3UA52 + 3UX1420 to replace 3UA19 28 (upto 25A)
1)
For crane/hoisting/inching application, replace 3TA24 with 3TF48/49 contactors
For crane application (AC2 duty, S3 100% inching)
Discontinued contactor New contactor
Size Type 3TA Size Type 3TF
1 3TA21/11 1 3TF33
2 3TA22/13 2 3TF35
4 3TA24 4 3TF49
8 3TA28 8 3TF5200*
12 3TB56 12 3TF5600*
* Hoisting duty contactors, designed specially for hoisting duty.
For inching application (AC4 duty)
Discontinued contactor New contactor
Size Type 3TA Size Type 3TF
1 3TA21 1 3TF32
1 3TA11 1 3TF33
2 3TA22 2 3TF34
2 3TA13 2 3TF35
4 3TA24 4 3TF48
4 3TA16 6 3TF50
8 3TA28 8 3TF52
12 3TB56 12 3TF56
Adaptor plate for replacing 3TA
Adaptor plates, to replace Type
3TA61-0A by 3TH80/82-0A 3TX6 406-0A
3TA67/21 by 3TH80/82
3TA67/21 by 3TF30/31 & 3TX21 43 1YA0
3TA21/11 by 3TF32/33
3TA22/13 by 3TF32/33/44/45 3TX22 42 1YA0
3TA24 by 3TF46/47/477 3TX24 46 1YA0
3TA24/16 by 3TF48/49 3TX16 48 1YA0
3TA16 by 3TF50/51 3TX16 50 1YA0
3TA28 by 3TF50/51 3TX28 50 1YA0
3TA28 to 3TF52/53 3TX28 52 1YA0