Yueqing Etec Electric Co., Ltd.
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  • Contact Person : Mr. Z Ivan
  • Company Name : Yueqing Etec Electric Co., Ltd.
  • Tel : 0086-577-62626562
  • Address : Zhejiang,YUEQING, WENZHOU,SIBANQIAO INDUSTRIAL ZONE,
  • Country/Region : China

3UA Thermal Relay

3UA Thermal Relay
Product Detailed
3UA Thermal Relay can be used with 3TF/3TB contactor,also can be installed as single unit for protection

3UA Thermal Relay are suitable for overload and phase-failure protection of ACmotors with frequency of 50/60Hz,voltage up to 690-1000V,current up to 0.1-630A under 8-hours duty or uninterrupted duty.

Functions provided by these relays, arephasefailureprotection,temperaturecompensation,ON/OFF indication and manual/automatic reset.Applicable Standards:National Standard: GB 14048, International Standard: IEC 60947-4-1.The relays can be mounted onto contactors or installed as single units.

 

Type Rated operating current (A) Rated insulation voltage (V) Current Setting range (A) 
  3UA50    12.5 660 0.1~0.16,0.16~0.25,0.25~0.4,0.32~0.63,0.63~0.1,0.8~1.25,1~1.6,1.25~2,1.6~2.5,2~3.2,2.5~4,3.2~5,4~6.3,5~8,6.3~10,8~12.5 
3UA52 25 660 0.1~0.16,0.16~0.25,0.25~0.4,0.32~0.63,1.63~1,0.8~1.25,1~1.6,1.25~2,1.6~2.5,2~3.2,2.5~4,3.2~5,4~6.3,5~8,6.3~10,8~12.5,10~16,12.5~20,16~25 
3UA54 32 660 4~6.3,6.3~10,10~16,12.5~20,16~25,20~32 
3UA58 80 660 16~25,20~32,25~40,32~50,40~57,50~63,57~70,63~80 
3UA59 63 660 0.1~0.16,0.16~0.25,0.25~0.4,0.32~0.63,0.63~0.1,0.8~1.25,1~1.6,1.25~2,1.6~2.5,2~3.2,2.5~4,3.2~5,4~6.3,5~8,6.3~10,8~12.5,10~16,12.5~20,16~25,20~32,25~40,32~45,40~57,50~63 
3UA62 180 660 55~80, 63~90, 80~110, 90~120, 110~135, 120~150, 135~160, 150~180 
3UA66 400 1000 80~125, 125~200, 180~250, 200~320, 250~400 
3UA68 630 1000 320~500, 400~630

3UA Thermal Relay



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