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Current transformers
Measurement devices
from 5 to 5000 A
Primary wound moulded case CT (continued)
Dimensions
TRB 60
61
TRB 70 (1) TRB 70 (for 40 and 50 A)
71
71
55
K
L
K
L
K
L
75.5
85.5
trafo_036_a_1_x_cat
107
40
60
T2RB115
64
43
trafo_038_a_1_x_cat
50
70
(1) different dimensions
for 40 and 50 A ratings
TRB 135
trafo_162_a_1_x_cat
70
50
70
50
67
82
k
I
k
l
1
100
85
K
L
5
trafo_113_a_1_x_cat
52
65
92
115
31
0.5
L–H2–P2
50
70
trafo_037_a_1_x_cat
40
50
112
135
1
25 to 100 A: M8 x 25
TRB 135 (for 125 and 150 A)
85.5
71
5
45
Primary
wound CT TRB 60 TRB 70 (1) T2RB 115 TRB 135 (2)
H x W x D (mm) 75.5 x 61 x 35 85.5 x 71 x 45 115 x 100 x 70 85 x 135 x 60
DIN-rail mounting yes yes no no
(1) Dimensions are different for TRB 70 with 40 and 50 A ratings.
(2) Dimensions are different for TRB 135 with 125 and 150 A ratings.
35
trafo_166_a_1_x
50
70
86
116
136
Associated transducers
60
77
92
trafo_074_a_1_cat
Transducer to be associated with adapted
current transformers:
• Class 0.5.
• Input: 1 or 5 A.
• Output:
- 0-20 mA, 0-10 V (type CEA-VA)
- 4-20 mA, 0-10 V (type CEA-VA4)
• Self-supplied or auxiliary power supply
24 VDC or 230 VAC.
• 3 sizes according to the CT: type 1, 2 or 3.
l
k
U H
A
- 8
4 +
I
+ 7
3 A
-
6
5
2
1
U A
+
-
trafo_060_a_1_x_cat
W
D
trafo_071_a_1_gb_cat
H
Dimensions (mm)
Converter For CT Height (mm) Width (mm) Depth (mm)
Type 1 TRB 60 50.5 60 32.5
Type 2 TRB 70 50 70 43
108 Catalogue 2017