Bender LINETRAXX PEM575 Series, Manual

Page: 16 / 172

Device description
16 PEM735_D00084_00_M_XXEN/02.2015
– Galvanically isolated RS-485 interface (1,200 … 19,200 bit/s)
– Modbus/RTU protocol
– Modbus/TCP (10/100 Mbit/s)
 
Measured quantities
– Phase voltages U
L1
, U
L2
, U
L3
in V
– Line-to-line voltages U
L1L2
, U
L2L3
, U
L3L1
in V
– Phase currents I
1
, I
2
, I
3
in A
– Neutral current (calculated) I
0
in A
– Neutral current (measured) I
4
in A
– Frequency f in Hz
– Phase angle for U and I in °
– Power per phase conductor P in kW, Q in kvar, S in kVA
– Total power P in kW, Q in kvar, S in kVA
– Displacement factor cos (φ)
– Power factor λ
– Active and reactive energy import in kWh, kvarh
– Active and reactive energy export in kWh, kvarh
– Voltage unbalance in %
– Current unbalance in %
– Harmonic distortion
(THD, TOHD, TEHD) for U and I
– K-factor for I
3.3 Versions
PEM575 230/400 V;
Current input 5 A
PEM575-251 230/400 V
Current input 1 A
PEM575-455 400/690 V, 50 Hz
Current input 5 A
PEM575-451 400/690 V, 50 Hz
Current input 1 A