JR26 Overload Protection Thermal Relay Application
JR26 Overload Protection Thermal Relay is suitable for AC motor operated on 8-hours dutyor uninterupted duty. The overload protected AC motor with frequency 50Hz, voltage up to660V, current up to 30A. Several functions provided by these relays are: phase-failure protection,temperature compensation. The product conforms to IEC60947-4-1 stardand.
Motion Characteristic: Three-phase Balance Motion Time
No Times of the setting current Motion time Start condition Ambient temperature 1 1.05 >2h Cold state 20±5oC 2 1.2 <2h Heat state (Following the No.1 test) 3 1.5 <4min 4 7.2 10A 2s < Tp ≤ 10s ≤63A Cold state 10 4s < Tp ≤ 10s >63A
Type Setting range (A) JR26-25 2.4~3.8 3.8~6 6~9.3 8.9~13.5 13.5~20 17.4~24 22~30
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