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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

Thermal Overload Relay/Thermal Relay/TH-K/JRS5 thermal relay

Thermal Overload Relay/Thermal Relay/TH-K/JRS5 thermal relay
Product Detailed
TH-K12,TH-K20,TH-K60 thermal overload relay

TH-k/JRS5 series thermal overload relay are suitable for overload and phase-failure protection of ACmotors with frequency of 50/60Hz,voltage up to 660v,current up to 0.28-105A under 8-hours dutyor uninterrupted duty.Functions provided by these relays, are phase-failure protections, temperature compensation,stop button and manual/automatic reset.Applicable Standards: National Standard: GB 14048, International Standards: IEC 60947-4-1.The relays can be mounted onto contactors or installed as single units.

2. Motion Characteristic: Three-phase Balance Motion Time

NoTimes of the setting currentMotion timeStart conditionAmbient temperature
11.05>2hCold state20±5oC
21.2<2hHeat state(Following the No.1 test)
31.5<4min
47.210A2s< Tp≤10s≤63ACold state
104s< Tp≤10s>63A
3. Phase-losing Motion Characteristic
NoTimes of the setting currentMotion timeStart conditionAmbienttemperature
Any two phasesAnother phase
11.00.9>2hCold state20±5oC
21.150<2hHeat state(Following the No.1 test)
4. Specification

 

TypeSetting range(A)Forcontactor
JRS5-12/Z0.2~0.28S-K10S-K11S-K12S-K18S-K20S-K21
0.4~0.6
0.55~0.85
0.7~1.1
1~1.6
1.4~2
1.7~2.5
2~3
2.8~4.4
4~6
5.2~8
7~11
9~13
JRS5-20/F0.2~0.28S-K18S-K20S-K21S-K25S-K35
0.28~0.42
0.4~0.6
0.55~0.85
0.7~1.1
1~1.6
1.4~2
1.7~2.5
JRS5-20/F2~3S-K18S-K20S-K21S-K25S-K35
2.8~4.4
4~6
5.2~8
7~11
9~13
12~18
16~22
18~26
24~34
30~40
JRS5-60/F12~18S-K50S-K65S-K80S-K95
16~22
18~26
24~34
30~40
34~50
43~65
54~80
65~93
85~105

Thermal Overload Relay/Thermal Relay/TH-K/JRS5 thermal relay



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