TD / TS Series
Circuit Breakers
Normal Interrupting
Capacity (NU)
Circuit Breakers are supplied with line and load terminals
Interrupting Capacity
Application Examples:
Power distribution, power generation,
motors, etc. Relatively short thermal trip
delay and medium magnetic trip point.
TD125
50
TS250
50
TS400
50
TS800
50
240V
480V
600V
35
35
35
35
10
10
14
18
LISTED
E231289
FTU
FMU
ATU
TS250FTU
TS250FMU
1848
1584
1320
2112
2376
2640
24500°CA
24500°CA
Im=2500A
Im=2500A
3P
3P
Ir Im
Ir Im
Rated
Type/
Cat. No.
Rated
Current
15A
Type/
Cat. No.
FMU*
Adjustable-
thermal, Fixed-
magnetic
FTU
Fixed-thermal,
Fixed-magnetic
Current
40A
50A
S-TD125NU-FMU-LL-40
S-TD125NU-FMU-LL-50
S-TD125NU-FMU-LL-60
S-TD125NU-FMU-LL-80
S-TD125NU-FMU-LL-100
S-TD125NU-FMU-LL-125
S-TS250NU-FMU-LL-160
S-TS250NU-FMU-LL-200
S-TS250NU-FMU-LL-250
S-TS400NU-FMU-LL-300
S-TS400NU-FMU-LL-400
S-TS800NU-FMU-LL-500
S-TS800NU-FMU-LL-600
S-TS800NU-FMU-LL-800
S-TD125NU-FTU-LL-15
S-TD125NU-FTU-LL-20
S-TD125NU-FTU-LL-30
S-TD125NU-FTU-LL-40
S-TD125NU-FTU-LL-50
S-TD125NU-FTU-LL-60
S-TD125NU-FTU-LL-80
S-TD125NU-FTU-LL-100
S-TD125NU-FTU-LL-125
S-TS250NU-FTU-LL-150
S-TS250NU-FTU-LL-160
S-TS250NU-FTU-LL-175
S-TS250NU-FTU-LL-200
S-TS250NU-FTU-LL-225
S-TS250NU-FTU-LL-250
S-TS400NU-FTU-LL-300
S-TS400NU-FTU-LL-350
S-TS400NU-FTU-LL-400
S-TS800NU-FTU-LL-500
S-TS800NU-FTU-LL-600
S-TS800NU-FTU-LL-700
S-TS800NU-FTU-LL-800
20A
30A
60A
80A
40A
50A
100A
125A
160A
200A
250A
300A
400A
500A
600A
800A
60A
80A
100A
125A
150A
160A
175A
200A
225A
250A
300A
350A
400A
500A
600A
700A
800A
Standard Pack: 1
Weight:
TD125: 2.65 lb.
TS250: 4.19 lb.
TS400: 12.57 lb.
TS800: 29.98 lb.
TS250ATU
1848
1584
1320
2112
2376
2640
1848
1584
1320
2112
2376
2640
24500°CA
3P
Standard Pack: 1
Weight:
Ir Im
Rated
Type/
Cat. No.
ATU*
Adjustable-
thermal,
Adjustable-
magnetic
TD125: 2.65 lb.
TS250: 4.19 lb.
TS400: 12.57 lb.
TS800: 29.98 lb.
Current
160A
200A
250A
300A
400A
500A
600A
800A
S-TS250NU-ATU-LL-160
S-TS250NU-ATU-LL-200
S-TS250NU-ATU-LL-250
S-TS400NU-ATU-LL-300
S-TS400NU-ATU-LL-400
S-TS800NU-ATU-LL-500
S-TS800NU-ATU-LL-600
S-TS800NU-ATU-LL-800
Accessories (see pages 70-72)
Dimensions (see pages 73-75)
Trip Curves (see pages 76-77)
Standard Pack: 1
Weight:
TD125: 2.65 lb.
TS250: 4.19 lb.
TS400: 12.57 lb.
TS800: 29.98 lb.
* Not a stock item, please consult Altech for availability.
Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com
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