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Lr26 thermal relay is suitable for overload protection of AC motor operated on 8-hours duty or uninterupted duty. The overload protected AC motor with frequency 50Hz, voltage up to 660V, current up to 30A. Several functions provided by these relays are: phase-failure protection,
temperature compensation. The product conforms to IEC60947-4-1 stardand. 

LR7  thermal relay is suitable for overload protection of AC motor operated on 8-hours duty or
uninterupted duty. The overload protected AC motor with frequency 50Hz, voltage up to 660V,
current up to 38A. Several functions provided by these relays are: phase-failure protection,
temperature compensation. The product conforms to IEC60947-4-1 stardand.