TD / TS Series
Molded Case
Circuit Breakers
UL489 Listed
Molded Case
Circuit Breaker
• 4 Frame Sizes
• Compact Design
• Thermal Magnetic
• 240, 480, 600VAC
• 3 Poles
LISTED
E231289
• Up to 100kA Short Circuit Interrupting Capacity
• Circuit Breakers are supplied with line and load terminals
• HACR rated
• CE version (without UL approval) available upon request
SPECIFICATIONS
Current Rating
15-125A / 600V AC
150-250A / 600V AC
300-400A / 600V AC
500-800A / 600V AC
Wire Ratings
60°/ 75°C Cu only
60°/ 75°C Cu only
75°C Cu only
Calibration Temperature
TD125
TS250
TS400
TS800
40°C (104°F)
75°C Cu only
INTERRUPTING CAPACITY
TD125
TS250
TS400
TS800
NU HU NU HU NU HU NU HU
240V 50 100 50 100 50 100 50 100
480V 35
600V 10
65
14
35
10
65
18
35 65
14 20
35 65
18 25
TERMINAL SIZE ACCEPTABILITY AND TERMINAL TORQUE
Frame Types
Wire Range
Tightening Torque
[lb.in.]
Conductor
Cross-section
Number of
Conductors
TD125 (15 - 125A)
TS250 (150 - 250A)
14 - 8 AWG
6 - 1/0 AWG
1 AWG
1/0 - 2/0 AWG
3/0 - 4/0 AWG
300 - 400 kcmil
250 - 400 kcmil
500 kcmil
1
1
1
1
1
1
1
1
2
60
90
150
180
250
325
325
375
250
375
500
500
TS400 (300 - 400A)
3/0 AWG
TS800 (500 - 600A)
TS800 (700 - 800A)
250 - 500 kcmil
300 - 500 kcmil
300 - 400 kcmil
up to 2
up to 2
up to 3
TRIP CHARACTERISTICS
FTU
Fixed-Thermal
Fixed-Magnetic
Adjustable-Thermal
Fixed-Magnetic
Adjustable-Thermal
Adjustable-Magnetic
Rated current
See trip curve pages 76-77
0.8 - 1 x current adjustable
See trip curve pages 76-77
0.8 - 1 x current adjustable
5 - 10 x current adjustable
FMU
ATU
Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com
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