30 Device Description
WAGO-I/O-SYSTEM 750 XTR
750-495/040-00x 3-Phase Power Measurement Module 690 V
Manual
Version 1.2.0
AC short-time current
max.
(RMS)
750-495/040-000 - for 1 s: 4 A
- for 100 s: 3 A
750-495/040-001 - for 1 s: 8 A
- for 100 s: 6 A
750-495/040-002 Maximum secondary voltage of
Rogowski coils: 1300 mV
Input resistance
typ.
(current)
750-495/040-000 22
mΩ
750-495/040-001 5
mΩ
750-495/040-002 22
kΩ
Frequency range
Line frequency 45 Hz … 65 Hz
Harmonic analysis 0 Hz … 2665 Hz (41st harmonic)
Cutoff frequency
15.9 kHz
Signal form
Sinusoidal signals (taking the cutoff
frequency into account)
Rated surge voltage
5.0 kV (EN 60870-2-1 / Class VW3)
6.0 kV (UL 508)
6.0 kV (EN 60664-1 / < 4,000 m above
sea level)
4.0 kV (EN 60664-1 / 4,000 m …
5,000 m above sea level)
Pollution degree
2 (EN 60664-1)
1)
The voltage is limited to 277 V AC when using the I/O module in hazardous
environments.
2)
Use of current transformers is required.