

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA054278R1 | T4S 250 TMA 250-2500 4P F F INN=100%IN

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Number of poles
4
Rated permanent current Iu
250A
With switched-off indicator
Rated voltage
690 .. 690V
Motor drive integrated
DIN rail (top hat rail) mounting optional
Type of control element
Toggle
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50kA
Integrated earth fault protection
Type of electrical connection of main circuit
Bolt connection
Complete device with protection unit
Adjustment range short-term delayed short-circuit release
- .. -A
Motor drive optional
Position of connection for main current circuit
Front side
Suitable for DIN rail (top hat rail) mounting
Degree of protection (IP)
IP20
Overload release current setting
- .. -A
Device construction
Built-in device fixed built-in technique
With under voltage release
Adjustment range undelayed short-circuit release
- .. -A