

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA054123R1 | T4N 320 PR222DS/P-LSI IN=320 4P F F

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Overload release current setting
128.0 .. 320A
Number of poles
4
Rated permanent current Iu
320A
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
36kA
Adjustment range short-term delayed short-circuit release
192.0 .. 3200A
Adjustment range undelayed short-circuit release
480.0 .. 3840A
With switched-off indicator
Degree of protection (IP)
IP20
Motor drive integrated
Position of connection for main current circuit
Front side
Rated voltage
690 .. 690V
Type of control element
Toggle
Type of electrical connection of main circuit
Bolt connection
Suitable for DIN rail (top hat rail) mounting
Motor drive optional
Integrated earth fault protection
DIN rail (top hat rail) mounting optional
With under voltage release
Device construction
Built-in device fixed built-in technique
Complete device with protection unit