JR20 Series Thermal Relay

1.Rated up to 660V 2.Suitable:50HZ and 60HZ 3.The current range:9-95A 4.CE certification 5.IEC60947-4-1 stardand Features JR20 series thermal relay is suitable for the power system of AC 50/60Hz, main circuit rated voltage up to 660V, current up to 630A, used as protecting AC three-phase motor against overload and phase losing, and forming electromagnetic with starter CJ20 series AC contactor. It has functions of phase-losing protection temperature compensation, trip indication. It can manually and automatically get back. The product conforms to GB14048.4, IEC60947-4 standards.Main Technical Specifications

Type Number 5WSetting Range(A) For Contactor JR20-10L 1R 0.1~0.15 CJ20 -10 2R 0.15~0.23 3R 0.23~0.35 4R 0.35~0.53 5R 0.53~0.8 6R 0.8~1.2 7R 1.2~1.8 8R 1.8~2.6 9R 2.6~3.8 10R 3.2~4.8 11R 4~6 12R 5~7 13R 6~8.4 14R 7~10 15R 8.6~11.6 JR20-16L 1S 3.6~5.4 CJ20 -10 -16 2S 5.4~8 3S 8~12 4S 10~14 5S 12~16 6S 14~18 JR20-25L 1T 7.8~11.6 CJ20 -16 -25 2T 11.6~17 3T 17~25 4T 21~29 JR20-63L 1U 16~24 CJ20 -40 -63 2U 24~36 3U 32~47 4U 40~55 5U 47~62 6U 55~71 JR20-160L 1W 33~47 CJ20 -100 -160 2W 47~63 3W 63~84 4W 74~98 5W 85~115 6W 100~130 7W 115~150 8W 130~170 9W 144~176 JR20-250L 1X 130~195 CJ20 -250 2X 167~250 JR20-400L 1Y 200~300 CJ20 -400 2Y 267~400 JR20-630L 1Z 320~480 CJ20 -630 2Z 420~630

MOTION CHARACTERISTIC:THREE-PHASE BALANCE MOTION TIME

No Times the setting current Motion time Start conidition 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

PHASE-LOSING MOTION CHARACTERISTIC

No Times the setting current Motion time Start condition Ambient temperature Any two phase Another phase 1 1.0 0.9 >2h cold state 20±5ºC 2 1.15 0 <2h heat state (Following the No.1 test)

 

JR20 Series Thermal Relay