

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA055661R1 | E1B 1250 PR122/P-LSIG IN=1250A 4P W

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Type of control element
Push button
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Suitable for DIN rail (top hat rail) mounting
With switched-off indicator
Type of electrical connection of main circuit
Connection at separate chassis part
Rated voltage
690 .. 690V
Adjustment range short-term delayed short-circuit release
750.0 .. 750.0A
Rated permanent current Iu
1250A
Position of connection for main current circuit
Connection at separate chassis part
Overload release current setting
500.0 .. 1250A
Motor drive optional
Number of auxiliary contacts as change-over contact
4
Number of poles
4
With under voltage release
Device construction
Built-in device slide-in technique (withdrawable)
Motor drive integrated
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
Integrated earth fault protection
Degree of protection (IP)
IP30
DIN rail (top hat rail) mounting optional
Complete device with protection unit