

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA054150R1 | T4V 320 PR221DS-I IN=320 3P F F

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Details
- Low-voltage industrial components
- Power circuit-breaker for trafo/generator/installation protection
- 1 KOM
- ABB
Technical specifications
Degree of protection (IP)
IP20
Rated voltage
690 .. 690V
Position of connection for main current circuit
Front side
Number of poles
3
Type of control element
Toggle
With switched-off indicator
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
200kA
Overload release current setting
128.0 .. 320A
Adjustment range short-term delayed short-circuit release
320 .. 3200A
Rated permanent current Iu
320A
Motor drive integrated
Type of electrical connection of main circuit
Bolt connection
Motor drive optional
With under voltage release
Integrated earth fault protection
Suitable for DIN rail (top hat rail) mounting
Adjustment range undelayed short-circuit release
320 .. 3200A
Device construction
Built-in device fixed built-in technique
Complete device with protection unit
DIN rail (top hat rail) mounting optional