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HEC251H - MCCB h250 4P 70kA 250A LSI
Mã sp: HEC251H
Giá: LIÊN HỆ
Đơn vị tính: pc

Technical Characteristics

Number of modules: 8
Number of poles: 4 P
Rated operational voltage Ue: 220/690 V
Rated current: 250 A
Rated service breaking capacity Ics AC according IEC 60947-2: 71 %
Range of the magnetic adjustment: 1400/1750/2240/2800/3150/3360/3500 A
Total power loss under IN: 73,2 W
Frequency: 50/60 Hz
Rated insulation voltage: 800 V
Rated impulse withstand voltage: 8000 V
Operating temperature: -25 to 70 °C
Electric endurance in number of cycles: 1000
Number of mechanical operations: 4000
Connection cross-sect. rigid cable: 35 / 185mm²
Connection cross-sect. flexible conductor: 35 / 150mm²
Tightening torque: 12Nm