

Details
- •Low-voltage industrial components
- •Power circuit-breaker for trafo/generator/installation protection
- •1 KOM
- •ABB
Technical specifications
1SDA054372R1 | T5L 400 PR221DS-LS 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
Rated permanent current Iu
400A
Number of auxiliary contacts as normally closed contact
0
Number of auxiliary contacts as change-over contact
0
With integrated under voltage release
Rated voltage
690 .. 690V
Position of connection for main current circuit
Front side
Number of poles
4
Type of control element
Toggle
Overload release current setting
128.0 .. 320A
Motor drive integrated
Degree of protection (IP)
IP20
Type of electrical connection of main circuit
Bolt connection
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
120kA
Adjustment range short-term delayed short-circuit release
320 .. 3200A
With switched-off indicator
Number of auxiliary contacts as normally open contact
0
Integrated earth fault protection
Motor drive optional
DIN rail (top hat rail) mounting optional
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