

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
Device construction
Built-in device slide-in technique (withdrawable)
DIN rail (top hat rail) mounting optional
No
Suitable for DIN rail (top hat rail) mounting
No
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50kA
Type of electrical connection of main circuit
Connection at separate chassis part
Number of auxiliary contacts as normally open contact
0
Adjustment range undelayed short-circuit release
1875.0 - 18750A
Number of auxiliary contacts as change-over contact
4
With switched-off indicator
Yes
Number of auxiliary contacts as normally closed contact
0
Integrated earth fault protection
No
Motor drive integrated
No
Type of control element
Push button
Number of poles
3
Position of connection for main current circuit
Connection at separate chassis part
Complete device with protection unit
Yes
Degree of protection (IP)
IP30
Motor drive optional
Yes
1SDA055744R1 | E1N1250 PR121/P-LI IN=1250A 3P W MP

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
Device construction
Built-in device slide-in technique (withdrawable)
DIN rail (top hat rail) mounting optional
Suitable for DIN rail (top hat rail) mounting
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50kA
Type of electrical connection of main circuit
Connection at separate chassis part
Number of auxiliary contacts as normally open contact
0
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Number of auxiliary contacts as change-over contact
4
With switched-off indicator
Number of auxiliary contacts as normally closed contact
0
Integrated earth fault protection
Motor drive integrated
Type of control element
Push button
Number of poles
3
Position of connection for main current circuit
Connection at separate chassis part
Complete device with protection unit
Degree of protection (IP)
IP30
Motor drive optional