Aplus 240VAC Посібник користувача - Сторінка 13

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7. Typical Trouble Shooting

If the UPS system does not operate correctly, first check the operating

information on the LCD display. Please attempt to solve the problem using the

table below. If the problem still persists, consult your dealer.

Code

Problem

N/A

No indication, no

warning tone even

though system is

connected to mains

power supply.

N/A

No communication

data.

N/A

Emergency supply

period shorter than

nominal value.

FANF

Fan fail.

HIGH

Battery over voltage.

bLOW

Battery low.

Possible cause

Solution

1) No input voltage.

1) Check building wiring

2) Breaker open.

socket outlet and input

cable.

2) Check the breaker.

Communication wire

Check or change the

is not matched.

communication wire.

1) Batteries not fully

1) Charge the batteries

charged.

until the batteries are

fully charge.

2) Batteries defected.

2) Change the batteries

or consult your dealer.

Fan abnormal.

Check if the fan is

running.

Battery is over

Switching to battery

charged.

mode automatically,

and after the battery

voltage is normal and

the mains is normal, the

UPS would switch to

Line mode

automatically again.

Battery voltage is

When audible alarm

low.

sounding every second,

battery is almost empty.

bOPN

Battery open.

CHGF

Charger fail.

dCHF

Digital bigger charger

fail.

bUSH

Bus high.

bUSL

Bus low.

bSFT

Bus soft start fail.

bUSS

Bus short.

TEPH

Inverter temperature

high.

ITPH

Inner ambient

temperature high.

INVH

Inverter high.

INVL

Inverter low.

ISFT

Inverter soft start fail.

NTCO

Inverter NTC open.

Battery pack is not

Do the battery test to

connected correctly.

confirm. Check the

battery bank is

connected to the UPS.

Check the battery

breaker is turn on.

The charge is

Notify dealer.

broken.

The charge is

Notify dealer.

broken.

UPS internal fault.

Notify dealer.

UPS internal fault.

Notify dealer.

UPS internal fault.

Notify dealer.

UPS internal fault.

Notify dealer.

Inside temperature of

Check the ventilation of

the UPS is too high.

the UPS, check the

ambient temperature.

The ambient

Check the environment

temperature is too

temperature

high.

UPS internal fault.

Notify dealer.

UPS internal fault.

Notify dealer.

UPS internal fault.

Notify dealer.

UPS internal fault..

Notify dealer.