Terasaki
Terasaki TemBreak 2 MCCB 400 Frame 70kA 3P 400A Thermal Magnetic Withdrawable
Item No. T2DRS400GJ3400
Product Range: TemBreak 2
Component Type (ETIM Class)
Power switching circuit breaker
Electrical
Rated current In400 A
Number of poles3
Max. rated operation voltage Ue AC690 V
Rated ultimate short-circuit breaking capacity lcu at 415 V, 50 Hz70 kA
Rated service short-circuit breaking capacity lcs at 400 V, 50 Hz50 kA
Type of protection trip unitThermal/magnetic release
Trip curveAdj. thermal, adj. magnetic
Frame size rating400 A
Long time overload protection adjustment range250-400 A
Mechanical
Mechanical life (service cycles)15000 cycles
Max. vibration acceleration19 m/s²
Max. vibration frequency, operational16.7 Hz
Max. vibration duration12 min
Dimensions
Width140 mm
Pole connection pitch45 mm
Environment
Pollution degree3
Rated surrounding temperature without derating50 °C
Maximum operating temperature70 °C
Storage temperature-10-70 °C
Allowable relative humidity0-85 %
Max. altitude before derating2000 m