Eaton Sefelec SXS56 - HV Sensor Connection Recommendations

XS series operating manual
XS user manual v0.55 - 150 -
Situati
on no
Disconnection
(Imax, Fimax,
ΔI)
Nil
voltage
Voltage
error
Test
result
Disconnectio
n
Test piece
1
NO
YES
YES
FALSE
YES
---
2
NO
NO
NO
GOOD
NO
GOOD
3
YES
NO
NO
FALSE
NO
FALSE
4
YES
NO
YES
FALSE
NO
FALSE
5
YES
YES
YES
FALSE
NO
FALSE
Important note
The voltage error (or nil voltage) combined with non-disconnection corresponds to a test piece
presence fault.
HV sensor connection recommendations
Warning
To keep the option in good working order, it is essential to respect some connection rules
Connection zones
I.e. RAc and RBc the contact resistances in zones A and B with:
Minimum air gap between electrodes
1
2
Conduction
zone A
3
4
Conduction
zone B
RAc < 5kΩ breakdown voltage > 1kV
RBc < 1OOΩ