United Petroleum Services FZE

Relay>>JRS3 Series Thermal Relay

 

1.Application

JRS3 thermal relay is suitable for AC 50/60Hz, voltage up to 660V and current up to 100A,general AC motor of long or discontinuous long operation, used as overload protection and hasthe functions of breaking phase protection, temperature compensation, and trip indication. Itcan automatically and manually get back. It can be fixed with contactor CJX1 together, also beindependtly fixed. The product conforms to IEC60947-4-1 stardand.

 

2. Motion Characteristic: Three-phase Balance Motion Time

 

NO
Set current
cinles
Notion time
Start conidition
Temperature
1
1.05
>2h
cold state
20±5˚C
2
1.5
<2h
heat state
(following the
NO.1 test)
3
2.2
<4min
4
7.2
10A
2s<TP≤10s
≤63A
cold state
10A
2s<TP≤10s
>63A

 

3.Phase-losing motion characteristic

 

NO
Set current cinles
Notion time
Start conidition
Temperature
1
Arbitrary two phase
Three phase
2
1.0
0.9
>2h
cold state
20±5˚C
1.15
0
<2h
heat state
(following the
NO.1 test)

 

4.Specifications

 

type
Power controllable motor(kw)
setting range(A)
contactors insert
JRS3-12
0.04
0.11-0.16
CJX-1015 (3RT-1015)
CJX-1016 (3RT-1016)
CJX-1017 (3RT-1017)
0.06
0.14-0.2
0.06
0.18-0.25
0.09
0.22-0.32
0.09
0.28-0.4
0.12
0.35-0.5
0.18
0.45-0.63
0.18
0.55-0.8
0.25
0.7-1
0.37
0.9-1.25
0.55
1.1-1.6
0.75
1.4-2
0.75
1.8-2.5
1.1
2.2-3.2
1.5
2.8-4
1.5
3.5-5
2.2
4.5-6.3
3
5.5-8
4
7-10
5.5
9-12
JRS3-25
0.75
1.8-2.5
CJX7-1023 (3RT-1023)
CJX-1024 (3RT-1024
1.1
2.2-3.2
1.5
2.8-4
1.5
3.5-5
2.2
4.5-6.3
JRS3-25
3
5.5-8
CJX-1025 (3RT-1025)
CJX-1026 (3RT-1026)
4
7-10
5.5
9-12.5
7.5
11-16
7.5
14-20
11
17-22
11
20-55
JRS3-50
3
5.5-8
CJX-1034 (3RT-1034)
CJX-1035 (3RT-1035)
CJX-1036 (3RT-1036)
4
7-10
5.5
9-12.5
7.5
11-16
7.5
14-20
11
18-25
15
22-32
18.5
28-40
22
36-45
22
40-50
JRS3-100
11
18-25
CJX-1044 (3RT-1044)
CJX-1045 (3RT-1045)
CJX-1046 (3RT-1046)
15
22-32
18.5
28-40
22
36-50
30
45-63
37
57-75
45
70-90
45
800-100