

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated permanent current Iu
1250A
Rated voltage
690 - 690V
Adjustment range undelayed short-circuit release
1875.0 - 18750A
Overload release current setting
500.0 - 1250A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
75kA
Type of electrical connection of main circuit
Bolt connection
Adjustment range short-term delayed short-circuit release
750.0 - 750.0A
Device construction
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional
No
Suitable for DIN rail (top hat rail) mounting
No
With switched-off indicator
Yes
Complete device with protection unit
Yes
Number of auxiliary contacts as change-over contact
4
Number of poles
4
Motor drive integrated
No
With under voltage release
No
Integrated earth fault protection
Yes
Position of connection for main current circuit
Back side
Degree of protection (IP)
IP30
Type of control element
Push button
Motor drive optional
Yes
1SDA056189R1 | E3S 1250 PR122/P-LSIG IN=1250A 4P F

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated permanent current Iu
1250A
Rated voltage
690 .. 690V
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Overload release current setting
500.0 .. 1250A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
75kA
Type of electrical connection of main circuit
Bolt connection
Adjustment range short-term delayed short-circuit release
750.0 .. 750.0A
Device construction
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional
Suitable for DIN rail (top hat rail) mounting
With switched-off indicator
Complete device with protection unit
Number of auxiliary contacts as change-over contact
4
Number of poles
4
Motor drive integrated
With under voltage release
Integrated earth fault protection
Position of connection for main current circuit
Back side
Degree of protection (IP)
IP30
Type of control element
Push button
Motor drive optional
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