

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
100kA
Adjustment range short-term delayed short-circuit release
1250 - 12500A
Suitable for DIN rail (top hat rail) mounting
No
Rated voltage
690 - 690V
Integrated earth fault protection
Yes
Overload release current setting
500.0 - 1250A
With under voltage release
No
Device construction
Built-in device slide-in technique (withdrawable)
Position of connection for main current circuit
Connection at separate chassis part
Number of poles
4
Number of auxiliary contacts as change-over contact
4
With switched-off indicator
Yes
Type of electrical connection of main circuit
Connection at separate chassis part
Adjustment range undelayed short-circuit release
1875.0 - 18750A
DIN rail (top hat rail) mounting optional
No
Type of control element
Push button
Motor drive integrated
No
Motor drive optional
Yes
Degree of protection (IP)
IP30
Complete device with protection unit
Yes
1SDA056394R1 | E3H 1250 PR121/P-LSIG IN=1250A 4P W MP

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
100kA
Adjustment range short-term delayed short-circuit release
1250 .. 12500A
Suitable for DIN rail (top hat rail) mounting
Rated voltage
690 .. 690V
Integrated earth fault protection
Overload release current setting
500.0 .. 1250A
With under voltage release
Device construction
Built-in device slide-in technique (withdrawable)
Position of connection for main current circuit
Connection at separate chassis part
Number of poles
4
Number of auxiliary contacts as change-over contact
4
With switched-off indicator
Type of electrical connection of main circuit
Connection at separate chassis part
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
DIN rail (top hat rail) mounting optional
Type of control element
Push button
Motor drive integrated
Motor drive optional
Degree of protection (IP)
IP30
Complete device with protection unit
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