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CREEN PRINTING SYMBOLOGY
The GRTD-TH3 voltage regulator has some symbologies on its terminals to international standard
IEC61010-1 in its clause 5.1.2m symbols which mean the following:
Alternating current
Direct current
Watch out!
Risk of shock!
Don’t touch!
Watch out!
Voltage!
Don’t touch!
Watch out!
Hot surface!
Don’t touch!
Note: Temperatures for some internal equipment components can reach 150 ° C!
FIRST USE?
The GRTD-TH3 voltage regulator must be operated by a properly trained technician. Before starting
the connection make sure that the regulator is suitable for use with the generator by checking the
characteristic label. Also check the existing protections.