10
LEM022SJ 2015 V01
WARNING
Maintenance or repair should be performed by qualified personnel
familiar with applicable codes and regulations.
Use insulated tools to maintain or repair the meter.
Make sure the protection cover is in place after maintenance or repair.
Case is sealed, failure to observe this instruction can result in damage for
meter.
Problem
Check
Solution
No light for the
Power supply
indicator (L1, L2 &
L3 LED).
Is AC power supply
connected to the
meter ?
Is the L1, L2, L3
and N connecting
correct ?
Is the terminals 25,
24, 23, 22, 21 and
20 connecting
correct ?
Maybe there is a
fault in the inside
circuit.
Check switch or circuit-breaker
and fuse or thermal cut-off.
Reinstall terminal screws on the
L1, L2, L3 and N. Make sure all
screws are fixed. Than there
should be a 230V 50Hz AC
voltage between the terminal
screws on the N and L1 or L2 or
L3, when power supply is input.
Reinstall terminal screws on the
25, 24, 23, 22, 21 and 20. Make
sure all screws are fixed. Than
there should be a 230V 50Hz AC
voltage between the terminal
screws on the N and 24 or 22 or
20, when power supply is input.
Contact a qualified technician.
When necessary replace the
meter