General
They are patented products with beautiful appearance, convenient installation and wiring, mainly used in power operations and electricity reconstruction projects. Generally, output are standard signal. The advantages of small size, high precision, strong carrying capacity and convenient installation, saving the manpower, material resources, financial resources and improve the efficiency for users.
Standards
IEC/EN61869-1, IEC/EN61869-2
Features
● Security factor: FS＜5
● Maximum system voltage: 720V AC
● Test voltage: 3kV AC(1min)
● Rated short-time thermal current:Ith=40~60In
● Rated dynamic current: Idyn=2.5Ith
● Rated secondary current: X/5A (X/1A upon request)
● Rated primary current: Ranging up to 6000A
● Continuous overload: 120%In
● Protection level: IP30
● Casing: Non-flammable, polycarbonate self-extinguishing ABS
● Environment:
Operating temperature: -25℃-+50℃
Storage temperature: -40℃-+80℃
Humidity (no condensation) ≤90%RH
Spec and size
The transformers’ secondary outlet wire is 1.5mm² lead, whose standard length is 1m(±10cm error allowed)
| Spec. Size |
Outline Size(mm) |
Hole size(mm) |
Tolerance(mm) |
| W |
H |
D |
M |
N |
Φ1 |
Φ2 |
| K-Φ24 |
39 |
71 |
46 |
36 |
52 |
24 |
23.5 |
±1 |
| K-Φ36 |
42.5 |
82 |
58 |
40 |
56 |
33.5 |
35 |
Cross-reference tables of spec. -parameter
| Type |
Rated current ratio |
Precision degree |
Wear heat NO. of turns |
Hole size(mm) |
| Class0.5 |
Class1 |
| K-Φ24 |
(150-300)A/5(1)A |
|
√ |
1 |
Φ24 |
| K-Φ36 |
(300-400)A/5(1)A |
|
√ |
1 |
Φ36 |
| (500-600)A/5(1)A |
√ |
|
1 |
Service Environment
Rated working voltage AC0.66kV(equivalent to AC0.69kV,GB156-2003)
Rated frequency 50-60Hz
Environment temperature: -30℃~70℃
Altitude ≤3000m
power frequency withstand voltage 3000V/1min 50Hz
Used in places without direct invasion of rain and snow, serious pollution and violent vibration
Product Tags:
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Small Acrel Electric Split Type Current Transformer AKH-0.66/K Series Images
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