

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated voltage
690 - 690V
Overload release current setting
500.0 - 1250A
Adjustment range undelayed short-circuit release
1875.0 - 18750A
Type of electrical connection of main circuit
Bolt connection
Suitable for DIN rail (top hat rail) mounting
No
Integrated earth fault protection
Yes
Device construction
Built-in device fixed built-in technique
Rated permanent current Iu
1250A
DIN rail (top hat rail) mounting optional
No
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
100kA
Adjustment range short-term delayed short-circuit release
1250 - 12500A
With switched-off indicator
Yes
Number of auxiliary contacts as change-over contact
4
With under voltage release
No
Number of poles
3
Type of control element
Push button
Complete device with protection unit
Yes
Degree of protection (IP)
IP30
Motor drive integrated
No
Position of connection for main current circuit
Back side
Motor drive optional
Yes
1SDA056370R1 | E3H 1250 PR121/P-LSIG IN=1250A 3P F HR

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated voltage
690 .. 690V
Overload release current setting
500.0 .. 1250A
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Type of electrical connection of main circuit
Bolt connection
Suitable for DIN rail (top hat rail) mounting
Integrated earth fault protection
Device construction
Built-in device fixed built-in technique
Rated permanent current Iu
1250A
DIN rail (top hat rail) mounting optional
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
100kA
Adjustment range short-term delayed short-circuit release
1250 .. 12500A
With switched-off indicator
Number of auxiliary contacts as change-over contact
4
With under voltage release
Number of poles
3
Type of control element
Push button
Complete device with protection unit
Degree of protection (IP)
IP30
Motor drive integrated
Position of connection for main current circuit
Back side
Motor drive optional
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