

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA062908R1 | T7H 1250 PR331/P LSIG IN=1250A 4P F F

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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
Number of auxiliary contacts as normally closed contact
0
Rated permanent current Iu
1250A
Number of auxiliary contacts as normally open contact
0
Overload release current setting
500.0 .. 1250A
With integrated under voltage release
Number of auxiliary contacts as change-over contact
0
Type of control element
Toggle
Position of connection for main current circuit
Front side
Rated voltage
690 .. 690V
Type of electrical connection of main circuit
Bolt connection
Complete device with protection unit
DIN rail (top hat rail) mounting optional
Suitable for DIN rail (top hat rail) mounting
Motor drive integrated
With switched-off indicator
Integrated earth fault protection
Device construction
Built-in device fixed built-in technique
Adjustment range undelayed short-circuit release
1875.0 .. 15000A
Motor drive optional
Degree of protection (IP)
IP20
Adjustment range short-term delayed short-circuit release
750.0 .. 12500A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
70kA