BA904012113AC440V50HZ中文资料ETC数据手册PDF规格书

[E. DOLD]

Asymmetry relay BA 9040, MK 9040N varimeter

• According to IEC 255, EN 60 255, VDE 0435 part 303

• Recognition of

- voltage asymmetry

- phase failure

- voltage feedback

- optionally with phase sequence recognition

• Optionally with adjustable response delay

• Insensitive against

- symmetric harmonics up to K-factor K 20

• 2 LED displays for power supply and state of contact

• BA 9040: width 45 mm

MK 9040N: width 22,5 mm

Applications

Monitoring three-phase mains for voltage asymmetry, phase failure or incorrect phase sequence, e.g. in elevators, escalators, crane systems etc.