

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated voltage
690 - 690V
Rated permanent current Iu
1250A
Overload release current setting
500.0 - 1250A
Adjustment range short-term delayed short-circuit release
1250 - 12500A
Type of electrical connection of main circuit
Bolt connection
Device construction
Built-in device fixed built-in technique
Number of auxiliary contacts as normally closed contact
0
Adjustment range undelayed short-circuit release
1875.0 - 18750A
DIN rail (top hat rail) mounting optional
No
Suitable for DIN rail (top hat rail) mounting
No
With switched-off indicator
Yes
Number of auxiliary contacts as normally open contact
0
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
65kA
Number of poles
3
Number of auxiliary contacts as change-over contact
4
Position of connection for main current circuit
Back side
Motor drive integrated
No
Degree of protection (IP)
IP30
Type of control element
Push button
Motor drive optional
Yes
Complete device with protection unit
Yes
Integrated earth fault protection
No
1SDA055857R1 | E2N 1250 PR121/P-LSI IN=1250A 3P F

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Rated voltage
690 .. 690V
Rated permanent current Iu
1250A
Overload release current setting
500.0 .. 1250A
Adjustment range short-term delayed short-circuit release
1250 .. 12500A
Type of electrical connection of main circuit
Bolt connection
Device construction
Built-in device fixed built-in technique
Number of auxiliary contacts as normally closed contact
0
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
DIN rail (top hat rail) mounting optional
Suitable for DIN rail (top hat rail) mounting
With switched-off indicator
Number of auxiliary contacts as normally open contact
0
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
65kA
Number of poles
3
Number of auxiliary contacts as change-over contact
4
Position of connection for main current circuit
Back side
Motor drive integrated
Degree of protection (IP)
IP30
Type of control element
Push button
Motor drive optional
Complete device with protection unit
Integrated earth fault protection
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