Advanced Energy AE 3TL 1000 Series, Инструкция по установке и эксплуатации

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Table 9‑1. Inverter faults
Display Screen Text Operation Condition Description
ACTIVATION LT Timeout. Intermediate circuit
is precharging.
1. Acknowledge the
fault by pressing the
ESC button and de-
energizeing the
inverter.
2. Contact AE Solar
Energy Technical
Support if this fault
reoccurs.
ACTIVATION LT 1 Failure of a power branch in
the boost converter.
ACTIVATION LT 2 Drop of intermediate circuit
voltage below limit value
P0024.0 (power section).
ACTIVATION LT 3 Setpoint value for
intermediate circuit
symmetrization faulty.
ACTIVATION LT 4 Timeout. Intermediate circuit
symmetrization.
AFI FAULT Fault current detection (ENS,
power section). Arc Fault Interrupt (AFI)
sensor failed.
1. Check the PCB
contact.
2. Contact AE Solar
Energy Technical
Support to replace.
AFI WARNING An insulating fault was
detected during the system's
automatic insulation test
(ENS, power section). Check the system's
insulation and repair.
COMMUNICATION LT Communication problem
between control system and
power section. 1. Acknowledge the
fault by pressing the
ESC button and de-
energizeing the
inverter.
2. Contact AE Solar
Energy Technical
Support if the fault
occurs again.
CONTROLLER VOLTAGE 1 Boost converter of the
positive intermediate circuit
could not regulate
sufficiently. Wait until the controller
has restabilized.
CONTROLLER VOLTAGE 2 Boost converter of the
negative intermediate circuit
could not regulate
sufficiently. Wait until the controller
has restabilized.
Advanced Energy
9‑6 Troubleshooting and Solar Energy Technical Support 570-1003552-05A