

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Type of electrical connection of main circuit
Bolt connection
Position of connection for main current circuit
Front side
With under voltage release
No
Type of control element
Toggle
Complete device with protection unit
Yes
Number of poles
4
With switched-off indicator
No
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
200kA
Rated voltage
690 - 690V
Rated permanent current Iu
250A
Adjustment range undelayed short-circuit release
250 - 2500A
Motor drive integrated
No
Overload release current setting
100.0 - 250A
Degree of protection (IP)
IP20
Device construction
Built-in device fixed built-in technique
Suitable for DIN rail (top hat rail) mounting
No
DIN rail (top hat rail) mounting optional
No
Adjustment range short-term delayed short-circuit release
250 - 2500A
Motor drive optional
Yes
Integrated earth fault protection
No
1SDA054107R1 | T4V 250 PR221DS-LS/I IN=250 4P F F

Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Type of electrical connection of main circuit
Bolt connection
Position of connection for main current circuit
Front side
With under voltage release
Type of control element
Toggle
Complete device with protection unit
Number of poles
4
With switched-off indicator
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
200kA
Rated voltage
690 .. 690V
Rated permanent current Iu
250A
Adjustment range undelayed short-circuit release
250 .. 2500A
Motor drive integrated
Overload release current setting
100.0 .. 250A
Degree of protection (IP)
IP20
Device construction
Built-in device fixed built-in technique
Suitable for DIN rail (top hat rail) mounting
DIN rail (top hat rail) mounting optional
Adjustment range short-term delayed short-circuit release
250 .. 2500A
Motor drive optional
Integrated earth fault protection
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