3RT1/3RH1 contactors
SIRIUS System Manual
3-130
GWA 4NEB 430 0999-02b
3RA13 contactor combinations for reversing
The technical information corresponds to that of the 3RT10 ... contactors.
The
s
and
u
approvals only apply to complete contactor combinations and not to combinations you have put together from separate parts.
3RA14 contactor combinations for star-delta starting
Accessories for 3RT1. contactors
Type
Solid-state time relay blocks
with semiconductor output
Time-delayed auxiliary switch
blocks
3RT19 .6- 2C
2D
3RT19 .6- 2E
2F
2G
Shock resistance
half-sine in acc. with IEC 60 068-2-27
g
/ms 15/11 15/11
Vibration resistance
in acc. with IEC 60 068-2-6
Hz/mm 10 to 55/0.35 10 to 55/0.35
EMC tests
Basic specification EN 50081-1; IEC 61 000-6-2 EN 50081-1; IEC 61 000-6-2
Overvoltage protection
Varistor integrated in the time relay –
The technical specifications correspond to those of the 3RT individual contactor and the 3RU time relay, unless listed below.
starter Frame sizes
S.. - S.. - S..
Type
3RA . . . .
00-00-00
14 15
00-00-00
14 16
0-0-0
14 23
0-0-0
14 25
2-2-0
14 34
2-2-2
14 35
2-2-2
14 36
3-3-2
14 44
3-3-2
14 45
Mechanical life
Operating
cycles
3 mill.
Short-circuit protection without overload
relay
Short-circuit protection with overload relay, see Part 4
Highest rated current of the fuse
Main circuit
1
)
Fuse-links, performance class gL/gG
NH type 3NA, DIAZED type 5SB, NEOZED type 5SE
Single or double incoming supply
–In acc. with IEC 60 947-4-1/
DIN VDE 0660 Part 102
Coordination type "1"
1
)
Coordination type "2"
1
)
A
A
35
20
35
20
63
25
100
35
125
63
125
63
160
80
250
125
250
160
Control circuit
Fuse-links, performance class gL/gG
DIAZED type 5SB, NEOZED type 5SE
(Short-circuit current
I
k
≥
1 kA)
A
A
10,
6
2
), if the auxiliary contact of the overload relay is in the circuit of the contactor coil.
Circuit breaker with C characteristic A
A
10,
6
2
), if the auxiliary contact of the overload relay is in the circuit of the contactor coil.
Size of the individual contac-
tors
Line contactor
Delta contactor
Star contactor
K1
K3
K2
Type 3RT
Type 3RT
Type 3RT
10 15
10 15
10 15
10 17
10 17
10 15
10 24
10 24
10 24
10 26
10 26
10 24
10 34
10 34
10 26
10 35
10 35
10 34
10 36
10 36
10 34
10 44
10 44
10 35
10 45
10 45
10 36
Unassigned auxiliary con-
tacts of the individual contac-
tors
See circuit diagram for the control circuit, page 3/93.
Current carrying capacity for the AC-3 utili-
zation category
Switchover time up to 10 s
Rated operational current At 400 V
500 V
690 V
A
A
A
12
8.7
6.9
17
11.3
9
25
20.8
20.8
40
31.2
22.5
65
55.4
53.7
80
69.3
69.3
86
86
69.3
115
112. 6
98.7
150
138.6
138.6
Rated power
of three-phase induction motors
at 50 Hz and
At 230 V
400 V
500 V
690 V
1000 V
kW
kW
kW
kW
kW
3.3
5.8
5.3
5.8
–
4.7
8.2
6.9
7. 5
–
7. 2
12.5
13
18
–
12
21
20.5
20.4
–
20.4
35
38
51
–
25.5
44
48
66
–
27.8
48
60
67
–
37
65
80
97
–
49
85
98
136
–
Switching frequency
with overload relay 1/h 15 15 15 15 15 15 15 15 15
Current carrying capacity for utilization cate-
gory AC-3
Switchover time to 15 s
Rated operational current At 400 V
500 V
690 V
A
A
A
12
8.7
6.9
17
11.3
9
25
20.8
20.8
31
31
22.5
44
44
44
57
57
57
67
67
67
97
97
97
106
106
106
Rated power
of three-phase induction motors
At 50 Hz and
At 230 V
400 V
500 V
690 V
1000 V
kW
kW
kW
kW
kW
3.3
5.8
5.3
5.8
–
4.7
8.2
6.9
7. 5
–
7. 2
12.5
13
18
–
9.4
16.3
20.4
20.4
–
13.8
24
30
42
–
18.2
31.6
40
55
–
21.6
38
47
65
–
32
55
69
95
–
35
60
75
104
–
Switching frequency
with overload relay 1/h 15 15 15 15 15 15 15 15 15
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