IR047 Electronic Voltage & Frequency Regulator
rev.ind. 03
page 14 / 15
MAINTENANCE PROCEDURE
The equipment does not require special maintenance procedure.
Every 6 month (or before if necessary) disconnect the unit from mains (and load).
Wait for totally discharging situation.
Remove dust from fan, from frontal and side grids.
Every 5 years the internal capacitors and fan have to be replaced.
Please contact your dealer for more details.
SPARE PARTS LIST
The spare parts list is composed as follows:
Part description
Device reference
Code
TRANSFORMER
20A model
30A model
45A model
65A model
SPTAR170
SPTAR171
SPTAR194 (50VA)
SPTAR194 (50VA)
IGBT control unit
All models
CONTROLVARIAC
PILOT card
(acoustic and visive alarm)
All models
MOBR033
POWER HEAT SINK UNIT
Complete assembled heat-sink
module, included rectifier bridge,
limit-in circuit, IGBT power
module and IGBT driver
20A model
30A model
45A model
65A model
PWUNITCONV20
PWUNITCONV30
PWUNITCONV45
PWUNITCONV65
LCD display
20A model
30A model
45A model
65A model
MOBR043 MICRO “N”
MOBR043 MICRO “P”
MOBR043 MICRO “R”
MOBR043 MICRO “R”