Specifications

Description

1.Application
JRS5 thermal relay is suitable for overload protection of AC motor operated on 8-houres dutyor uninterupted duty. The overload protected AC motor with frequency 50Hz, voltage up to660V, current up to 105A. Several functions provided by these relays are: phase-failure protection,temperature compensation, ON/OFF indication and manual/automatic reset. The product con-forms to IEC60947-4-1 stardand.

2. Motion Characteristic: Three-phase Balance Motion Time

NoTimes of thesetting currentMotion timeStart conditionAmbienttemperature
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 currentMotiontimeStart conditionAmbient temperature
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-K10
S-K11
S-K12
S-K18
S-K20
S-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-K18
S-K20
S-K21
S-K25
S-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-K18
S-K20
S-K21
S-K25
S-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-K50
S-K65
S-K80
S-K95
16~22
18~26
24~34
30~40
34~50
43~65
54~80
65~93
85~105


Terms

FOB Price:
Minimum Order: 10 piece/pieces
Port: Ningbo,Shanghai
Payment Terms: T/T, L/C, Others

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