Specifications are subject to change without notice TADK TADK2 DS 0703
1
Dry-type wound primary current transformer
For low primary currents (TADK)
For DIN-rail and panel mounting
TADK: Class 0.5, currents from 1 to 250 A
TADK2: Class 0.5, currents from 1 to 40 A
Product Description
Model
Primary current
Secondary current
Ordering Key
TADK 40A 5A
Dry-type wound primary cur-
rent transformer with DIN-rail
and panel mounting facility.
Rated primary currents from
1 A to 250 A.
Accessories
Current Transformer, 1-Phase AC
Type TADK, TADK 2
Type Selection
Primary current
Refer to Range Table
Model
TADK:
For low primary
currents
TADK2:
Standard
Rated secondary current
5 A - standard
1 A - on request
Output Specifications
Input Specifications
Operating frequency
40 to 60 Hz
Max. system voltage
0.72 kV
Rated insulation level
3 kV / 1 min. @ 50 Hz
Short-time current rating
I
th
60 I
n
/ 1 s
I
dyn
2.5 I
th
Extended current rating
120%
Security factor (FS)
5
Standards
According to IEC 60185,
Housing
ABS, self-extinguishing:
UL 94 V-0
Mounting
DIN-rail 46277 and panel
mounting (by means of
brackets supplied with the CT)
Standard accessories
Screws + washers for
primary and secondary ter-
minals
Brackets for panel mounting
Sealable terminal block
cover
Special features
1 A secondary current
Double ratio obtained on the
secondary
Tropicalization
General Specifications
TADK
TADK2
2
Specifications are subject to change without notice TADK TADK2 DS 0703
Dimensions (mm)
Range Table
Rated
Rated secondary current 1 A/5 A
Primary
Current
Class
Burden
1 A
0.5
10 VA
5 A
0.5
10 VA
10 A
0.5
10 VA
15 A
0.5
10 VA
25 A
0.5
10 VA
40 A
0.5
10 VA
50 A
-
-
60 A
-
-
80 A
-
-
100 A
-
-
150 A
-
-
200 A
-
-
250 A
-
-
TADK, TADK2
44
44
Wiring Diagram
Output (Secondary)
L
N
TADK
TADK2
Standard Accessories
- Sealable plastic cover for
terminal block
- Brackets for panel mount-
ing
TADK:
TADK2:
Rated
Bus-bar
Rated secondary current 1 A/5 A
Primary
(mm)
Current
Class
Burden
1 A
25 x 5
0.5
10 VA
5 A
25 x 5
0.5
10 VA
10 A
25 x 5
0.5
10 VA
15 A
25 x 5
0.5
10 VA
25 A
25 x 5
0.5
10 VA
40 A
25 x 5
0.5
10 VA
50 A
25 x 5
0.5
10 VA
60 A
25 x 5
0.5
10 VA
80 A
25 x 5
0.5
10 VA
100 A
25 x 5
0.5
10 VA
150 A
25 x 5
0.5
10 VA
200 A
25 x 5
0.5
10 VA
250 A
25 x 5
0.5
10 VA
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