Split Core Three Phase AC Current Transformer
Split core three phase AC current transformer(CT) is used to transform the high AC current to small easily manageable values.
They are connected with the Panel Meter or Relay and they can help to measure the current or protect the equipment.
Type |
Ratio(A) |
Class&Burden(VA/Ω) |
Turns |
Dia(mm) |
Class 0.5 |
Class 1 |
K-Φ10 |
5A/1.25mA |
10 |
|
1 |
Φ10 |
(10-20)/5mA |
10 |
|
1 |
Φ10 |
(40-60)A/20mA |
10 |
|
1 |
Φ10 |
K-Φ16 |
(20-50)A/10mA |
10 |
|
1 |
Φ16 |
(40-100)A/20mA |
10 |
|
1 |
Φ16 |
100A/40mA |
10 |
|
1 |
Φ16 |
K-Φ24 |
(60-200)A/20mA |
10 |
|
1 |
Φ24 |
(100-250)A/40mA |
10 |
|
1 |
Φ24 |
400A/100mA |
10 |
|
1 |
Φ24 |
K-Φ36 |
(100-200)A/10mA |
10 |
|
1 |
Φ36 |
(200-400)A/20mA |
10 |
|
1 |
Φ36 |
(300-600)A/100mA |
10 |
|
1 |
Φ36 |
400A/40mA |
10 |
|
1 |
Φ36 |
600A/75mA |
10 |
|
1 |
Φ36 |
K-Φ24 |
(150-200)A/5(1)A |
|
1 |
1 |
Φ24 |
(250-300)A/5(1)A |
|
1.5 |
1 |
Φ24 |
K-Φ36 |
(300-400)A/5(1)A |
|
1.5 |
1 |
Φ36 |
(500-600)A/5(1)A |
1.5 |
|
1 |
Φ36 |
K-Φ50 |
(600-700)A/5(1)A |
2.5 |
|
1 |
Φ50 |
(800-900)A/5(1)A |
5 |
|
1 |
Φ50 |
1000A/5(1)A |
10 |
|
1 |
Φ50 |
Type |
Ratio(A) |
Dia(mm) |
0.5 Class&
Burden(VA/Ω) |
K-Φ10 |
5A/1.25mA |
Φ10 |
10 |
(10-20)/5mA |
Φ10 |
10 |
(40-60)A/20mA |
Φ10 |
10 |
K-Φ16 |
(20-50)A/10mA |
Φ16 |
10 |
(40-100)A/20mA |
Φ16 |
10 |
100A/40mA |
Φ16 |
10 |
K-Φ24 |
(60-200)A/20mA |
Φ24 |
10 |
(100-250)A/40mA |
Φ24 |
10 |
400A/100mA |
Φ24 |
10 |
K-Φ36 |
(100-200)A/10mA |
Φ36 |
10 |
(200-400)A/20mA |
Φ36 |
10 |
(300-600)A/100mA |
Φ36 |
10 |
400A/40mA |
Φ36 |
10 |
600A/75mA |
Φ36 |
10 |
Type |
Ratio(A) |
Dia(mm) |
1.0 Class&
Burden(VA/Ω) |
K-Φ10 |
5A / 333mV |
Φ10 |
10 |
(10-20) / 333mV |
Φ10 |
10 |
(40-60)A / 333mV |
Φ10 |
10 |
K-Φ16 |
(20-50)A / 333mV |
Φ16 |
10 |
(40-100)A / 333mV |
Φ16 |
10 |
100A / 333mV |
Φ16 |
10 |
K-Φ24 |
(60-200)A / 333mV |
Φ24 |
10 |
(100-250)A / 333mV |
Φ24 |
10 |
400A / 333mV |
Φ24 |
10 |
K-Φ36 |
(100-200)A/ 333mV |
Φ36 |
10 |
(200-400)A/ 333mV |
Φ36 |
10 |
(300-600)A/ 333mV |
Φ36 |
10 |
400A/ 333mV |
Φ36 |
10 |
600A/ 333mV |
Φ36 |
10 |
Security factor |
FS<5 |
Rated primary current |
Ranging up to 6000A |
Maximum system voltage |
720V AC |
Continuous overload |
120%In |
Test voltage |
3kV AC(1min) |
Protection level |
IP30 |
Rated frequency |
50/60Hz |
Operating temperature |
25ºC-+50ºC |
Rated short-time thermal current |
Ith=40~60In |
Storage temperature |
40ºC-+80ºC |
Rated secondary current |
X/5A (X/1A upon request) |
Humidity |
(no condensation) ≤90%RH |
Casing |
Non-flammable, polycarbonate self-extinguishing ABS |
|
|

Size |
Dimension(mm) |
Cut-out(mm) |
Tolerance
(mm) |
W |
H |
D |
M |
N |
φ 1 |
φ 2 |
K-φ 10 |
27 |
40 |
26 |
24 |
36 |
10 |
9 |
±1 |
K-φ 16 |
31 |
50 |
29 |
28 |
42 |
16 |
17 |
K-φ 24 |
39 |
71 |
46 |
36 |
52 |
24 |
23.5 |
K-φ 36 |
42.5 |
82 |
58 |
40 |
56 |
33.5 |
35 |
|
K-φ 50 |
46.5 |
110 |
90 |
54 |
66.5 |
47 |
52 |
|
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Installation Instructions





Acrel Co., Ltd.[stock code: 300286.SZ] is a provider of energy data services for enterprise users to consume energy (electricity, water, gas, or other energy). In combination with the characteristics of enterprise users' energy supply and distribution system, an energy metering system is designed for each user, and a fine and reasonable energy monitoring system is set up. The construction and operation system in the energy supply, reliable reasonable use of energy and electricity safety and other aspects of the user's attention to solve pain points, visual management to help companies achieve energy use data, provide scientific data to support the introduction of the implementation of energy saving measures for enterprises in the future.