Moulded Case Circuit Breaker h250 4P 50kA 250A TM HNG251U

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Technical characteristics
Environmental value
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Technical characteristics

Rated current

250 A
Rated ultimate short-circuit breaking capacity Icu under 400 V AC IEC 60947-2

50 kA
Rated ultimate short-circuit breaking capacity Icu under 240 V AC IEC 60947-2

85 kA

Number of poles

4

Frequency

50 - 60 Hz

Rated impulse withstand voltage Uimp

8000 V
Rated insulation voltage Ui

800 V

Trip unit

TM A/A

Magnetic protection trip time

0 - 0 ms

Total power loss under IN

48,90 W

Electric endurance in number of cycles

1000
Number of mechanical operations

4000

Ingress Protection (IP) class

IP4X

Operating temperature

-25 - 70 °C

Cross-section flexible conductor

35 - 150 mm²
Cross-section rigid conductor

35 - 185 mm²
Connector/plug type

Terminal

Nominal tightening torque

12 - 12 Nm
Mounting-/Connection Position

Front

Thermal protection knob setting xIN

0.63, 0.8, 1
Adjustment range short-term delayed short-circuit release

0 - 0 A

Environmental value

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RoHS conform Yes

REACh-SVHC free Yes