Installation, connection and commissioning of the device
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isoPV1685-1685PFR_D00007_02_M_XXEN/10.2016
5.3 Commissioning
5.3.1
Commissioning flow chart insulation fault monitoring
System = IT system ?
Device connection
Un < DC1500 V ?
isoPV1685 not suitable
no
Deenergize the installation before
connecting the device
E and KE to PE
System to L+, L-
Optional Device connection
BMS bus to A, B, S
Supply voltage to A1/A2
Message periphery to K1, K2, K3
11-12-14, 21-22-24, 31-32-34
Connect supply voltage
Connect mains voltage
no
yes
yes
ja
isoPV1685 not suitable
Measuring current transformers
to k, l, kT, lT
Connection or device error:
check connection
Shall the factory setting
be retained?
no
yes
Carry out settings via the
CAN or BMS bus
Alarm LEDs
deactivated?
yes
no
Preset response value
undershot, possibly adjust
Function test with a suitable
resistance between system and
earth. Value: 50% of the response
value Ran2
Alarm LEDs activated?
Alarm relays switched?
yes
no
Check connections
Remove resistance
The isoPV1685P is correctly
connected and functions reliably
Alarm LEDs extinguished?
Alarm relays switched?
no
Optionally via the CAN bus:
set the clock
The isoPV1685P successfully
carries out a self test
CAN bus to CAN socket
yes
no