awọn ọja

MFR 300 jẹ transducer wiwọn fun mimojuto awọn ọna ṣiṣe agbara-ọkan ati mẹta-mẹta. MFR 300 ni foliteji mejeeji ati awọn igbewọle lọwọlọwọ fun wiwọn orisun agbara itanna kan. Oluṣeto oni-nọmba jẹ ki o ṣee ṣe deede lati wiwọn awọn iye RMS otitọ, laibikita awọn irẹpọ, awọn igba diẹ tabi awọn iṣọn idamu. Awọn iye iwọn akọkọ ati iṣiro jẹ gbigbe nipasẹ ilana CANopen / Modbus si eto iṣakoso abojuto.

MFR 300 n ṣe awọn iṣẹ ibojuwo fun isọkuro akọkọ, pẹlu awọn iṣẹ ibojuwo labẹ foliteji mẹrin ti o ni atunto larọwọto fun FRT (iṣiro aṣiṣe). Awọn iye wiwọn akọkọ ti foliteji ati lọwọlọwọ ni a lo lati ṣe iṣiro gidi, ifaseyin, ati agbara gbangba ati awọn iye ifosiwewe agbara (cosphi)

Atokọ awọn iye wiwọn pẹlu • Tiwọn o Foliteji  Wye: VL1N / VL2N / VL3N  Delta: VL12 / VL23 / VL31 o Igbohunsafẹfẹ fL123 o Lọwọlọwọ IL1/IL2/IL3 • Iṣiro o Apapọ foliteji lọwọlọwọ VØL123 / V13 o Real agbara Ptotal / PL1 / PL2 / PL3 o ifaseyin agbara Qtotal o han agbara Stotal o Power ifosiwewe (cosφL1) o Ti nṣiṣe lọwọ agbara kWhpositive / odi o Reactive agbara kvarhleading / lagging

Awọn ẹya ara ẹrọ • 3 otitọ RMS foliteji awọn igbewọle • 3 otitọ RMS awọn igbewọle lọwọlọwọ • Kilasi 0.5 išedede fun foliteji, igbohunsafẹfẹ ati lọwọlọwọ • Kilasi 1 deede fun gidi ati ifaseyin agbara tabi agbara • Configurable irin ajo / Iṣakoso setpoints • Configurable idaduro aago fun olukuluku awọn itaniji (0.02 to 300.00 s) • 4 (iyipada-iyipada) Yipada sisẹ • 4 (iyipada atunṣe) yiyi kannaa • 2 kWh ounka (max. 1012 kWh) • 2 kvarh ounka (max. 1012 kvarh) • CANopen / Modbus ibaraẹnisọrọ • Configurable nipasẹ CAN akero / RS-485 / Service Port (USB / RS-232) • 24 Vdc ipese agbara.

Idaabobo (gbogbo) ANSI # • Lori-/ undervoltage (59/27) • Lori-/underfrequency (81O/U) • Foliteji asymmetry (47) • apọju (32) • Rere/negative fifuye (32R/F) • Ailopin fifuye (46) • Ipele ayipada (78) • Overcurrent (5) GRO asise • Mimojuto QV • Alekun foliteji • Larọwọto atunto akoko-igbẹkẹle labẹ foliteji fun: o FRT (gigun-nipasẹ aṣiṣe)