Terasaki TemBreak PRO MCCB 400 Frame 36kA 3P 250A Adj. Thermal Adj. Magnetic***EMAIL/TEXT FOR PRICING***
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Component Type (ETIM Class)
Power switching circuit breaker
Electrical
Rated current In250 A
Number of poles3
Max. rated operation voltage Ue AC690 V
Rated ultimate short-circuit breaking capacity lcu at 415 V, 50 Hz36 kA
Rated service short-circuit breaking capacity lcs at 415 V, 50 Hz36 kA
Type of protection trip unitThermal/magnetic release
Trip curveAdj. thermal, adj. magnetic
Frame size rating400 A
Long time overload protection adjustment range160-250 A
Position of connection for main current circuitFront side
Instantaneous protection adjustment range1250-2500 A
Rated frequency50-60 Hz
Rated insulation voltage Ui800 V
Suitable for isolationYes
Rated short circuit breaking capacity, Icu 690V AC7 kA
Rated short circuit breaking capacity, Ics 690V AC7 kA
Rated impulse withstand voltage Uimp8 kV
Over voltage categoryIV
Reverse connection of supply possibleYes
AC power loss per pole at In22.3 W
Electrical life at Un, In (service cycles)6000 cycles
Type of electrical connection of main circuitBolt connection
Power loss66.9 W
Mechanical
Mechanical life (service cycles)15000 cycles
Max. vibration acceleration19 m/s²
Max. vibration frequency, operational16.7 Hz
Max. vibration duration12 min
Dimensions
Cable cross section (range)35-400 mm²
Height260 mm
Width140 mm
Pole connection pitch45 mm
Built-in depth103 mm
Depth (toggle included)151 mm
Weight4.3 kg
Environment
Pollution degree3
Rated surrounding temperature without derating50 °C
Rated temperature-5-70 °C
Maximum operating temperature70 °C
Storage temperature-10-70 °C
Allowable relative humidity0-85 %
Max. altitude before derating2000 m
Certificates/Approvals
StandardAS/NZS IEC 60947.2