3UA5(JRS2¡¢JRS3) THERMAL RELAYS

1.Application:

Type 3UA5(JRS3) Series overload relays is introduction of siemens production design and building technical.It is possessed of advancedest level of same products at eight age for whole-wide.These relays conform to inter national standarel and advanced level of world.
  Thermal relay is suitable in AC 50Hz or 60Hz,voltage up to 660-1000V,current up to 400A,long duty or interruptable circuit.for protecting motor against overload and phase failure,with function of temperature compensation,tripping indication,manual/automatic reset.It can be installed with contactor,and may be fixed independtly.
 

2.TECHNICAL DATA

Type
(JRS2-12.5/Z)
3UA50
-
(JRS2-25/Z)
3UA52
-
(JRS2-32/Z)
3UA54
-
(JRS2-45/Z)
3UA55
-
(JRS2-85/Z)
3UA58
-
Current settingrange(A)
0.1-0.16
OAM
0.1-0.16
OA
4-6.3
1G
1-1.6
1A
12.5-20
2B
0.16-0.25
OC
0.16-0.25
OC
6.3-10
1J
1.25-2
1B
16-25
2C
0.25-0.4
OE
0.25-0.4
0E
10-16
2A
1.6-2.5
1C
20-32
2D
0.4-0.63
OG
0.4-0.63
OG
12.5-20
2B
2-3.2
1D
25-40
2E
0.63-1
OJ
0.63-1
OJ
16-25
2C
2.5-4
1E
32-50
2F
0.8-1.25
OK
0.8-1.25
Ok
20-21
2D
3.2-5
1F
40-57
2T
1-1.6
1A
1-1.6
1A
25-36
2Q
4-6.3
1G
50-63
2P
1.25-2
1B
1.25-2
1B
- 
-
5-8
1H
57-70
2V
6-2.5
1C
1.6-1.25
1C
- 
-
6.3-10
1J
63-80
2U
2-3.2
1D
2-3.2
1D
-
-
5-8
1H
57-70
2V
2.5-4
1E
2.5-4
1E
-
-
10-16
2A
- 
-
3.5-5
1F
3.2-5
1F
-
-
12.5-20
2B
-
- 
4-6.3
1G
4-6.3
1G
-
-
16-25
2C
-
-
5-8
1H
5-8
1H
-
-
20-32
2D
- 
-
6.3-10
1J
6.3-10
1J
-
-
25-36
2Q
-
-
8-12.5
1K
8-12.5
1K
-
-
32-40
-
- 
- 
10-14.5
25
10-16
2A
-
-
36-45
-
-
- 
-
-
12.5-20
2B
-
-
-
-
-
- 
- 
- 
16-25
- 
-
-
-
-
-
- 
Type
(JRS2-63/Z)
3UA59
-
(JRS2-135/Z)
3UA60
-
(JRS2-150/Z)
3U61
-
(JRS2-400/Z)
3UA66
-
(JRS2-400/Z)3UA66
-

Current
Setting
range

(A)

0.1-0.16
OA
55-80
2H
55-80
2H
55-80
2H
80-125
2A
0.16-0.25
0C
63-90
2W
63-90
2W
63-90
2W
125-200
3B
0.25-0.4
0E
80-110
2X
80-110
2X
80-110
2X
160-250
3C
0.4-0.63
0G
90-120
3H
90-120
3H
90-120
3H
200-320
3D
0.63-1
OJ
110-135
3J
110-135
3J
110-135
3J
250-400
3E
0.8-1.25
OK
-
-
120-150
3K
120-150
3K
-
-
1-1.6
1A
-
-
-
-
135-160
3L
-
-
1.25-2
1B
-
-
-
-
150-180
3M
-
-
1.6-2.5
1C
-
-
-
-
-
-
-
-
2-3.2
1D
-
-
-
-
-
-
-
-
2.5-4
1E
-
-
-
-
-
-
-
-
3.2-5
1F
-
-
-
-
-
-
-
-
4-6.3
1G
-
-
-
-
-
-
-
-
5-8
1H
-
-
-
-
-
-
-
-
6.3-10
1J
-
-
-
-
-
-
-
-
8-12.5
1K
-
-
-
-
-
-
-
-
10-16
2A
-
-
-
-
-
-
-
-
12.5-20
2B
-
-
-
-
-
-
-
-
16-25
2C
-
-
-
-
-
-
-
-
20-32
2D
-
-
-
-
-
-
-
-
25-40 2E
-
-
-
-
-
-
-
-
32-45 2M
-
-
-
-
-
-
-
-
40-57 2T
-
-
-
-
-
-
-
-
50-63 2D
-
-
-
-
-
-
-
-

Name of Techical
Data
Insolatde uottage
V
Rated heatingcurrent
Ith A
Elec.life
machinery
Rated current
mode
AC-11(A)
DC-11(A)
NO
NC
Main circuit
660
-
-
-
-
-
-
-
Aux.circuit
380
6
1000
1000
-
-
1
1
Rated Operational Voltage
380V
-
-
-
-
1.1
0.1
-
-
220V
-
-
-
-
1.5
0.22
-
-
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