

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated permanent current Iu
1250A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Adjustment range undelayed short-circuit release
1875.0 - 18750A
Integrated earth fault protection
Yes
Adjustment range short-term delayed short-circuit release
750.0 - 750.0A
Rated voltage
690 - 690V
Overload release current setting
500.0 - 1250A
Number of auxiliary contacts as normally open contact
0
DIN rail (top hat rail) mounting optional
No
Suitable for DIN rail (top hat rail) mounting
No
Type of electrical connection of main circuit
Bolt connection
Number of auxiliary contacts as change-over contact
4
Device construction
Built-in device fixed built-in technique
Number of auxiliary contacts as normally closed contact
0
With switched-off indicator
Yes
Number of poles
4
Motor drive integrated
No
Position of connection for main current circuit
Back side
Degree of protection (IP)
IP30
Motor drive optional
Yes
Complete device with protection unit
Yes
Type of control element
Push button
From same serie
1SDA055647R1 | E1B 1250 PR123/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 short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Integrated earth fault protection
Adjustment range short-term delayed short-circuit release
750.0 .. 750.0A
Rated voltage
690 .. 690V
Overload release current setting
500.0 .. 1250A
Number of auxiliary contacts as normally open contact
0
DIN rail (top hat rail) mounting optional
Suitable for DIN rail (top hat rail) mounting
Type of electrical connection of main circuit
Bolt connection
Number of auxiliary contacts as change-over contact
4
Device construction
Built-in device fixed built-in technique
Number of auxiliary contacts as normally closed contact
0
With switched-off indicator
Number of poles
4
Motor drive integrated
Position of connection for main current circuit
Back side
Degree of protection (IP)
IP30
Motor drive optional
Complete device with protection unit
Type of control element
Push button
From same serie
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