Elspec EQUALIZER-ST, Руководство пользователя и инструкция по установке, Страница: 78 / 121

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www.elspec-ltd.com | December 2014 | SMX-0609-0101
User Manual | EQ-ST | V15
Do not use a high-pressure insulating solvent spray to clean these units. This type of cleaning will void the
warranty.
F
USES
The system carries fuses of two types control fuses and power electronic fuses. To replace, always use fuses of
the same type and ratings. Note that semiconductor fuses have very critical I²t and I
p
let through values. Fuses
should only be replaced by qualified maintenance personnel.
M
ONTHLY
M
AINTENANCE
On a monthly basis, check:

Controller for normal operation;

Controller display for error messages;

Capacitor groups for indications (Page 62);
In addition, inspect the system visually for:

Signs of overheating of cables, electronic switch elements and other such components;

Proper operation of fans;

Overall cleanliness of the equipment avoid accumulation of dust and other contaminants inside the
equipment;
A
NNUAL
M
AINTENANCE

Once annually, check:

All control and protective devices;

All power connections for tightness;

Measurement system calibration;
Troubleshooting
The secret to troubleshooting is to collect as much information as possible and eliminate problems in a
methodical way.
The system contains sophisticated built-in troubleshooting algorithms capable of detecting possible causes of
failures. These algorithms operate in thorough mode on system initialization or on detection of a potential
Whenever the system suspects that something is not in order, it displays an error or warning message and
suggests a possible solution. If a problem only occurs in one group, system operation continues with the groups
available.
S
YSTEM
T
EST

System test is carried out in the following instances:

Power-up (only if the system is in Manual mode with at least one step connected or in Automatic mode);

During the Site Installation procedure (Page 26);

On detection of a potential problem;

On operator selection Page 69);