

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA055632R1 | E1B 1250 PR121/P-LI IN=1250A 3P F H

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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 permanent current Iu
1250A
Rated voltage
690 .. 690V
Motor drive integrated
Number of auxiliary contacts as change-over contact
4
Number of poles
3
Type of electrical connection of main circuit
Bolt connection
Position of connection for main current circuit
Back side
With switched-off indicator
Degree of protection (IP)
IP30
Overload release current setting
500.0 .. 1250A
Suitable for DIN rail (top hat rail) mounting
Motor drive optional
Complete device with protection unit
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
42kA
Device construction
Built-in device fixed built-in technique
Adjustment range short-term delayed short-circuit release
1250 .. 12500A
With under voltage release
Adjustment range undelayed short-circuit release
1875.0 .. 18750A
DIN rail (top hat rail) mounting optional
Integrated earth fault protection